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3i, Z^7e Ag iw@N 4111 4 -rt theti -e our AM. ne for the 'of Coa@@*Zone Ma PAO 201 "#12jat Atmos 4 Roy Associates jnc. Wbr if 1psachusetts 0 4, A-t < G3451.2 R69 ,975 aesthetic resources of the coastal zone prepared for the: Off ice of Coastal Zone Management National Oceanic and Atmospheric Administration by- Roy, Mann Associates, Inc. Cambridge' Massachusetts, Landscape @rchitects Coastal Zone Planners July 1975 c On MSTRL ZONE ACKNOULEDGEMENTS The following persons were individually responsible for the preparation of this Handbook: Project Director and Editor: Roy Mann Assistant Editors: Howard C. Ris Peter Wells Special editorial assistant: Jennifer Canizares Typing and proofing coordinator: Susan Tucker Yaro Chapter 1: Raymond A. Siuta, Jane Alqmin Chapter 2: Roy Mann, Peter 'Hells Chapter 3: Roy Mann Chapter 4: Roy Mann Chapter 5: H. Calvin Cook, Jane Alamin Chapter 6: Sara Schneeberg, Roy Mann Chapter 7: Howard C. Ris, Peter Wells Chapter 8: Peter Wells, Howard C. Ris Chapter 9: Howard C. Ris, Peter Wells The review and comment of the following individuals is acknowledged and greatly appreciated: Marc J. Hershman (Chapter 3), David G. Pitt (Chapter 9), and Raymond A. Siuta (Chapter 5). The assistance of the firm of Jones and Jones, Seattle, Washington, in preparing portions of Chapter 2 on aesthetic resource assessment is also greatly appreciated. Finally, we are grateful for the quidance and cooperation provided by the staff of the Office of Coastal Zone Management, National Oceanic and Atmospheric Administration. TABLE OF CONTENTS Acknowl,edgements . . . . . . . . . . . . . . . . . . . . ... . . Table of Contents . ... . . . . . . . . . . . . . . . . . . . . . List of Tables . . . . . . . . . . . . . . . . . . . . . . . . . v, List of Figures . . . . . . . . . . . . . . . . . ... . . . . . . vi INTRODUCTION Purpose . . . . . . . . . . . . . . . . . ... . . . . . . . . 1 Problem Background . . . . . . . . . . . . . . . . . . . . . . 2 Prerequisites for a Management Program Aesthetic Resource Element . . . . . . . . . . . . . . . . . * * . . 3 Specific References of Key Federal Legislation t@ Aesthetic Resources . . . . . . . . . . . . *. . . . . . . . 5 Chapter 1: EXISTING STATE AESTHETIC RESOURCE STUDIES AND PLANS 1.1 Introduction . . . . . . . . . . . . . . ... . . . . . . 10 1.2 Exclusive Aestheti c Resource Interest . . . . . . .. . . 14 1.3 Multi-interest with Specific Reference to Aesthetics . . 15 1.4 Comprehensive Interests . . . . . . . . . . . . . . . . . 16 1.5 Summary . . . . . . . . . . . . . . . . . . . . . . . . . 17 Chapter 2: DEFINING AESTHETIC RESOURCES AND BOUNDARY DETERMINATION IN THE COASTAL ZONE 2.0 Introduction . . . 19 2* 1 Inland and Offshore Statutory B@u@d@rie@ 19 2.2 Definitions of Aesthetic Resources and Their Attributes. 20 2.3 Criteria for Area Subdivisions .. . . . . . . . .. . . . . 31 Chapter 3: GEOGRAPHICAL AREAS OF PARTICULAR CONCERN 3.0 Introduction 52 3.1 Utilization of Ba@i@ *lnv*en*to*ry' and Analysis. 52 3.2 Types of Geographical Areas of Particular Concern. . . . 53 3.3 Procedural Considerations in the Designation of Areas of Concern ... . . . . . . . . . . . . . . . . . . . 56 3.4 Designation of Specific Areas for Preservatio@ or Restoration . . . . . . . . . . . . ... . . . . . . 59 Chapter 4: ENVIRONMENTAL IMPACT, PERMISSIBLE USES, AND POLICIES OF USE 4.0 Introduction . . . . . . . 61 4.1 Environmental Impact and Us@ P*e@m1:s;ib*iiit*y* 61 ii 4.2 The Scope of Impact Analysis ... . ... . . . . . . . . . . 63 4.3 Land and Water Capability and Suitability ... . . . . . . . 64 4.4 Decisions on Use Permissibility . . . . . . . . . . . . . . 73 4.5 Policies of Use . . . . . . . . . . . . ... . . . . . . . . 75 Chapter 5: DEVELOPING AN AESTHETIC RESOURCE ELEMENT IN THE CbASTAL ZONE. MANAGEMENT PRUGRAM 5.0 Introduction . . . . . . . . .-So 5.1 Definition of Goals and Obj@ct*iv'es' 81 5.2 Selection of Management Tools . . . . . . . . . . . . . . . 82 5.3 Consideration of Potential Legal Problems. 87 5.4 Segmentation and Aesthetic Resource Planning Elements. 90 5.5 Allocation of Planning and Man@gemeni Responsibilities Among State, Regional and Local Levels of Government.-. 91 5.6 Interrelationships Among Program Goals and Management Tools at Various Levels of Gove'rnment . . . . . . . . . 96 5.7 Compendium of Specific Tools . . . .. . . . . . . . . . . . 99 Chapter 6: PUBLIC PARTICIPATION.MECHANISMS IN FEDERAL AND STATE LEGISLATION AND IN PLANNING PROTRAMS 6.0 Introduction 117 6.1 Application of Mechanisms to Aesthetic Resource Management ' Planning . . . . . . . . . . . . . . * * 118 6.2 Minimum Program Acceptable for Aesthetic Pl@nn'in*g*.' 124 6.3 Maximum Program for Aesthetic Planning . . . 6.4 Range of Alternatives Between Minimum and'Maxim@um Programs . . * : ' '* ' ' "* * 127 6.5 Integration of Public P@r*ti@i*pa*ti'on'f*or*Aesthetic Resources . . . . . . . ... . . . ... . . .... . . . . . 128 Chapter 7: AESTHETIC RESOURCE INVENTORIES AND EVALUATIONS- AN OVERVIEW 7.0 Introduction . . . . . . . . . . . . . . . . . . . . . . . 130 7.1 Purpose of the Inventory .. . . . . . . . . . . . . . . . . 130 7 * 2 Types and Scale of Aesthetic Resources . . . . . . . . . .. 131 7.3 Planning for the Resource Inventory. . . .. . .*. . 132 7.4 Inventory-Techniques . . .. . . . . . . . . . . . . . . 134 7:5 Need for Evaluation of Aesthetic Resources 136 Chapter 8: THE AESTHETIC RESOURCES INVENTORY-METHODS AND TECHNIQU S Introducticn . . . . . . . . . .. . . .. . . . . . 139 8.1 Data Collection Techniques . . . " * *I* * * * * 139 & * 2 Data Processing . . . . .. . . . . . . . . . . .. . . . . . 146 8.3 Mapping I. . . . . . . . . . . . . . . . . . 147 iii 8.4 Presentation Aids . . . . . . . . . . . . . . . . . . . . . 153 Chapter 9: AESTHETIC RESOURCES EVALUATION--METHODS AND TECHNIQU S 9.0 Introduction . . . . . . . . . . . . . . . . . . . . . . . . 157 9.1 Professionally-derived Methods . . . . . . . . . . . . . . . 157 9.2 User-derived Evaluation Methods . . . . . . . . . . . . . . 170 9.3 Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . 176 Glossary . . . . . . . . . . . . . . . . . . . . . . ... . . . . . . 178 Bibliography . . . . . . . . . . . . . . . . . . . . . . . . . . . . 179 iv LIST OF TABLES 1-1 Past Plans and Studies Submitted by State Agencies . . . . . . . 12 2-1 Natural Aesthetic Resources . . . . . . . . . . . . . ... . . . . 21 2-2 Shoreline Tier Components . . . . . . . . . . . . 43 2-3 Shoreline Classification . . . . . . . . . . . . . . . . . . . . 45-46 4-1 Natural Aesthetic Resources and Sensitivity to Development . . . 68-70 4-2 Use and Structure Suitabilities . . . . . . . . . . . . . . . . . 74 5-1 General Relationships Between Management Tools and Aesthetic Resource Management Goals . . . . . . . . . . . . . . . . . 97 5-2 Pubiic and Private Sector Summary Contributions for Implementing Aesthetic Resource Management Goals . . . . . . . . . . . . . 98 9-1 Aesthetic Value Rating Formulas . . . . . . . . . . . . . . . . . 164 v LIST OF FIGORES 2-1 Illustrated Scenic Value Assessment Criteria . . . . . . . . . . 24-25 2-2 Local and Regional Viewsheds Within the Coastal Zone . . . . . .34 2-3 Coastal Zones (ti.ers) as defined by the Estuarine Landscape Survey and Analysis, National Estuary Study, 1970 . . . . . . . . . . . . . . . ... . . . . . . . . 41 2-4 Hierarchy of Coastal Subdivisions . . . . . . . . . . . . . . . . 44 3-1 Preliminary Delineation of Geographical Areas of Particular Aesthetic Concern Expressed in Non-CZMA Terms . . . . . . . . 57 4-1 Container Ports . . . . . . . . . . . . . . . . . . . . . . . . . 72-73 8-1 Oblique Pictorialization . . . . . . . . . . . . . . . . . . . 142 8-2 A Single Resource Map . . . . . . . . . . . . . . . . . . . . . 149 8-3 Computer Plotted Lines of Sight . . . ... . . . . . . . . . ... 152 8-4 Guideline Matrix . . . . . . . . . . . . . . . . . . . . . . . . 154 8-5 Eye-level Pictorialization . . . . . . . . . . . . . . . . . . . 156 9-1 Analysis and Evaluation Matrix . . . . . . . ... . . . . . . . . 158-159 9-12 Landscape Classification . . . . . . . . . . . . . . . . . . . 161 9-3 Establishing Local Viewshed Perimeters . . . . . . . . 166 9-4 Environmental Evaluation System . . . . . . . . . . . . . . . . 168 vi INTRODUCTION Purpose The purpose of this handbook is to guide state coastal zone management agencies in the preparation of planning elements for the de-. lineation and management of coastal-aesthetic resources. The handbook presents background information, definitions, criteria, and procedures for aesthetic resource identification and documentation. Procedures for inventorying and mapping are discussed, as are methods and criteria for defining boundaries of geographic areas of particular aesthetic concern and outstanding aesthetic resource areas. Relative merits of major generic methodologies of coastal landscape assessment are identified. Criteria are developed for determining those aesthetic resources which are sensitive to development, and for identifying features of land and water uses and struc- tures which are typically incompatible with specified aesthetic resources. Finally, means for implementation of state aesthetic resource planning recommendations are identified, including management tools at state, regional, and local jurisdiction levels, and methods by which the public can participate in the aesthetic resource planning process. This handbook is designed specifically to assist states in meeting requirements for consideration of aesthetic resources under the Coastal Zone Management Act of 1972 (Section 305, Management Program Development Grants and Section 306, Administrative Grants). Problem Background The Coastal Zone, Management Act of 1972 (CZMA) places specific eMDhasis on the fact that,aesthetic-resources in the coastal zone are being threatened, damaged and lost. Although the visual assets of the.coastal zone are among its,most important resources in terms of its significance to the nation, past state planning efforts foe coastal zone management have found it difficult to consider scenic resource protection and enhancement systematically. Few states have, to date, provided the kind of effective scenic resource management tools anticipated in the Act. A major cause of this problem,is the difficulty faced by planners in agreeing on an-,acceptable method or methods for defining and asses@ing aesthetic values in the coastal zone. Further, aesthetic.values are diffi- ,cult to'measure in quantitative terms; some are amenable to mapping, others ,are not. Aesthetic assets themselves vary from region to region. Within regions, landscape or shorescape perceptions of individuals, public constitu- encies, and governmental decision-makers are influenced by home location, cultural background, income, class, recreational preferences, seasonal factors, the pers.onal or financial stake in the resource area in question. Thus, recommendations for selection of coastal land/water areas for protection or acquisition are difficult to make without bias,,and measures for aesthetic safeguards in site selection, site planning, design and landscaping of coastal facilities are often ignored in the face of recommendations which are supported by "harder" data, or simply lost under the pressures of "heavier" interests. 2 A second aspect of the problem is the institutional difficulty of implementing shoreline appearance and design recommendations. Acquisi- tion programs for scenic protection are extremely costly on a large scale. Regulations including stringent design standards, besides being difficult to pass in state legislatures, often engender legal problems and court actions by affected property owners. Further, states have different atti- tudes toward aesthetic resource protection; some have already initiated. sophisticated planning programs, while others have barely begun to consider the issues. Therefore, given the concern of the Coastal Zone Management Act with the protection and management of scenic resources, a need exists to assist the states in developing management planning programs by formulating procedures for identifying scenic resources in the coastal zone, for assessing both their intrinsic values and the effects on them of alternative actions, and for pre- senting practicable management alternatives. This Handbook is intended to meet this informational need. Prerequisites for a Management Program Aesthetic Resource Element If an aesthetic resource element iIs to be both acceptable and effective, it must: - Meet the requirements of the CZMA and reflect key related legis1ation including the National Envir- mental Policy Act - Be comprehensive (to allow for inclusion of all .recognizable aesthetic resources in given coastal zone areas and to accommodate varying perceptions and conditions). 3 deal with,both natural and-man made aesthetics and their interrelationships in the coastal an-. vironment. be consistent as to criteria but flexible in its application to the wide range of actual circum- stances within each state. be practical in its application both for in-house studies by the designated state.coastal agency, other agencies with delegated responsibilities, and use by consultants and subcontractors. provide for both meaningful public input, understanding, and participation and for alternatives for timely and *constructive public review. provide assistance to agencies of the state and its.political subdivisions, in identifying precise and workable tools for shoreline appearance and design management. With spetific regard to the statutory requirements Of the CZMA, an aesthetic resource element effort must: - survey, identify, assess, inventory and map aesthetic resources. - delineate geographic areas of particular aesthetic concern., analyze the adverse and beneficial impacts of uses which may possibbly be designated as permissible within the coastal zone, by categories of use and structure as well as by geographic areas. deduce from the above, those -uses to be considered permissible, with or without conditions, and which might not be permitted, within specific geographic areas of the coastal zone or within the coastal zone as a whole (from the aesthetic resource standpoint). 4 deduce, also, which priorities of use,and which levels of urgency ought to be keyed to specific resource areas. recommend specific areas for aesthetic resource preservation and restoration. recommend measures for protection, management, use, development and enhancement of aesthetic resources for each use-area and for each signifi- cant class of structures or facilities throughout the coastal zone. Specific References of Key Federal Legislation to Aesthetic Resources The following excerpts from several legislative acts highlight those sections which point specifically to the protection of aesthetic resources: 1. Coastal Zone Management Act of 1972 The Act stresses the importance of coastal resources, including aesthetic resources, to the national well-being. Sec- tion 302 (b) states: The Congress finds that the coastal zone is rich in a variety of natural, commercial, recreational, in- dustrial and esthetic resources of immediate and potential value to the present and future well-being of the nation (emphasis added). The Act's declaration of policy states in Section 3.03(a) that-it is the national policy "to preserve, protect, develop and, where possible, to restore or enhance the resources of the nation's coastal zone for this and,succeeding generations." 5 The Act also states in Section'303(b) that it is national policy: to encourage and assist the states to exercise effectively their responsibilities in the coastal zone through the development and implementation of management programs to achieve wise use of the land and water resources of the coastal zone, giving full consideration to ecological, cultural, historic and esthetic values as well as to needs for economic deveTo-pment (emphasis added). Section 306 of the Act makes admini,strative grants ,contingent on provisions in the management program "for pro- cedures whereby specific areas may be designated for the purpose of preserving or restoring them for their conservation, recre- ational, ecological or esthetic values." In its November 29, 1973 and August 21, 1974 Guidelines for Management Program Development Grants (15 CFR Parts 920 and 923),the OCZM makes more specific reference to.aesthetic resource planning. Section 920.12 includes among the criteria for estab- lishing areas of particular concern: Areas of unique, scarce, fragile or vulnerable natural habitat, physical features, historical significance, cultural value, and scenic importance. Section 923.15 cites "historic, cultural, esthetic and conservation values," and "historic sites".(those listed on the National Register of Historic Places) among thoseconcerns in which there is a clear national interest. 6 2. National.Environmental Pbli,cy Act of 1969 Simi ,larly, the National Environmental Policy Act (NEPA) stresses aesthetic con@iderations in its guidelines for environ- mental impact statements (FIS), requiring that: The Federal government use all practicable means ... /to/ ... assure for all Americans safe, healthful, productive, and aesthetically and culturally pleasant surroundings ... /and to/ ... preserve important historic, cultural, and natural aspects of our national herita@e ... NEPA, Sec. 101(b) (2,4). In its,Guidelines for the Preparation of Environmental Impact State- me'nts (4 CFR, Part 1500), the Council on Environmental Quality directs that EIS preparation must meet requirements of the National Historic Preservation Act for protection of historic properties listed on the National Register. NEPA requirements apply directly to many Federal actions which affect aesthetic resources in the coastal zone. In addition to the direct NEPA guidelines, many of these agencies, among ihem HUD, Department of,Agriculture, Department of Transportation, and the Army.Corps of Engineers, have developed their own EIS guidelines to respond to specific project impacts within each agency. The state coastal zone,planner should refer to these expanded, more detailed guidelines in his development of a coastal management program to determine*environmental and aesthetic impacts of specific types of development projects which might be proposed 'in the coastal zone. 7 3. Water Resources Planning Act of 1965 The Principles and Standards for Planning Water and Related Land Resources, (Federal Register,.Vol. 30, #174, Part III, September 10, 1973, pp. 61-66) of the Water Resources Council states the following reasons for protecting and enhancing special areas within the coastal zone: Beaches and Shores: The juxtaposition of attractive beaches, distinctively scenic,.shorelines and adjacent areas of clean offshore water provides positive public aesthetic values and recreational enjoyment. Estuaries: Beyond their critical importance in man's harvest of economical.ly useful living marine resources, many estuaries, coves, and bays merit consideration as visually attractive settings that support diverse life forms of aesthetic value and as marine ecosystems of special interest. Open and Green Space: These are essentially undeveloped, visually attractive natural areas, strategically located where most needed to ameliorate.intensifying urbanization patterns. 4. Other Federal Legislation The Wild and Scenic Rivers Act of 1968 has as its legis- lative intent the protection of selected rivers of outstanding scenic value. The Highway Beautification Act of 1965 calls for restric- tion of signs and junkyards along interstate highways to prevent or remove highway eyesores. The Historic Preservation Act of 1966 calls for grants to states and localities for protection of historic and cultural.build- ings and sites. 8 Other Federal program5which treat aesthetic considera- tions peripherally and which can be used to fund aesthetic management 'programs as a part of-broader purposes are listed in the Chapter 5 inventory of aesthetic resource management tools. 9 CHAPTER 1: EXISTING STATE AESTHETIC RESOURCE STUDIES AND PLANS 1.1 Introduction. Historically, aesthetic resources of the coastal zone have been addressed as portions of larger functional studies. States have addressed themselves to the documentation, evaluation, and planning of coastal zone aesthetic resources within the framework of land use or recreation studies or under special studies dealing with specific resources or problem areas. Aesthetic concerns have also been explicitly addressed in efforts such as environmental impact statements, comprehensive river basin plans, other w6ter and related landresource studies, and resource studies by non-governmental bodies. More recently, planning studies dealing specifically with aesthetic resources have been conducted by several states. Beginning in the late 1.960's and continuing increasingly through the present, state planning activities have considered aesthetic resources largely under three general framework types: - Specific aesthetic resource studies - Multi-interest studies that address functional activities such as open space,.conservation, tourism, and recreation as well as aesthetic resources. Comprehensive resource management.plans and studies. A wide variation in scope and magnitude of aesthetic resource plans and studies can of course be anticipated, since each state must build 10 its planning and resource investigation on its own assessment of information needs, reflecting differing environmental, social, and economic issues.. To gain insight into individual state thinking on aesthetic resource planning, a questionnaire was circulated by the preparers of this handbook to thecoastal states and Guam, American Samoa, the Virgin Islands, and Puerto Rico on plans and studies affecting aesthetic resources in the coas- tal zone. Table 1-1 summarizes the responses to this aesthetic resource activity survey. The table contains a listing of major aesthetic resource conc erns mentioned in thirty plans, studies, and study outlines received from thirty-three state and U.S. Territorial coastal zone planning agencies. Seven of these studies were specifically related to aesthetic resources. Twenty-three considered aesthetics within a functional context, such as recreation or tourism, or within a more comprehensive context, such as environmental protection and coastal zone planning. A complete listing of these documents is available in the Bibliography. The purpose of this brief listing is to show the different approaches to aesthetic resource planning indicated as being employed by the various states, and the varying emphasis devoted to each element studied. The survey shows that aesthetic resources have not been specifically studied in.the majority of states, and that the largest group of studies which consider aesthetics, either peripherally or directly, have been completed in the years following passage of the Coastal Zone Management Act. m Ln Ln c) m C-) m 0 a -D (D 0 0 -0 0 (D C+ (A cr a (A (D m C+ 0) (D < 0) 0) C+ C+ @ (A At (A (D = 0 (D a M -5 C+ -1 rr m -1 (D 0 V) Cr 0) iw C+ -01 C+ 0) ri. 0 -S 0) :3 (D :E 0 0) Iw C+ (D 0 0 0 c JA C+ :3 0 (D N 0) W 0 (D a) ct ct Op m 0 0 CD - (A =r =r c+ = C+ c (A cu 0) -. r+ CD C+ 0) CD -S tn :3 c+ 0 cI+ c+ 0 w - fD 0 CL CL c< -S @- (D c -S a Ln m C+ -- - 0 -a - CA 0 CL 0) 0 in -5 0) m a 0 0 V) (D C+ :3 0 0 (D (D @D CD' C '0 -S 0 :3 (D (D C+ U@ C+ a) c+ 0 -h - = Qj 0 j .0 M w r%) 4:1- w 4t,. Post co NO r*I) 4@b Pre Unda StatE Au th Cons Exte L" 00 NO -P. r%) Agen( Auth( mm mm =Sam mm @Gwmmmmmmmlmm =on = WMIM mm.m M-M r-a Lc-:) w W --4 C." to Total Of the seven studies submitted which consider aesthetic re- sources directly, three stress scenic values as the major area of'toncern, focusing on outstanding scenic resources and views. Other visual quality concerns, relating to aesthetic resources within the "ordinarY"-coastal land- scape, that is, outside outstanding scenic and viewing point areas, rec6ive much-less attention. Non-visual aesthetic qualities such as odors and intangibl factors and the aesthetic aspects, both positive and negative, of man-made development also receive scant attention or are omitted. One study stresses the public access aspects of aesthetic quality, in terms of increasing avail- ability of views and physical entrance points to the shore., The emphasis on access similarly treats only one aspect of the problem. Four 6f the studies take a broader view of aesthetic resourcess defining.the scope of their studies in terms of "appearance and design," "aesthetics and amenity," or "scenic, historic, and cultural resources." These studies are more in keeping with the legislative intent of the CZMA because: - they expand the definition of aesthetic resources to,include both natural and man-made features, positive and negative aesthetic resources, and other non-visual qualities such as noise and odor; - they include identification of the interrelationships between landscape types and development types, and indications.'of sensitivity to development; - they make specific recommendations for aesthetic resource management. 13 To provide an understandin g of the scope of approach (i.e., comprehensiveness-versus specificity) taken by various states in coastal aesthetic resource planning, the planning approaches are classified into three categories: 1) exclusive aesthetic resource interest, 2) multi- interest-with specific reference to aesthetics, and 3) comprehensive interest. 1.2 Exclusive Aesthetic Resource Interest States that reap high economic benefits from their aesthetic resources are the ones most likely to undertake planning to specifically preserve their aesthetic resources. States such as Florida and Hawaii- and the Commonwealth of Puerto Rico, because their tourist industries depend heavily on shore aesthetics, have been the leaders in conducting such specific studies. The State of Hawaii performed a study entitled No Ala Hola (Trails for Walking) in 1972. This study concentrates on places with historical, archaeological and legendary interest, and pres .entsan inven- tory of aesthetic resources along Hawaiian trails. In the Florida Coastal Coordinating Council's A Plan and Program for Amenities and Aesthetics in the Escarosa Pilot Area, part of a pilot study for.statewide coastal zone management, identifi- cation and assessment of aesthetic resources were related to'recommended state and local actions. Puerto R1,co may have been the first state-level goverment 14 unit @o plan*the preservation of estuarine aquatic aesthetic resQmrces. In 1968,@ Puerto Rico sponsored a study entitled The Bioluminescent Bays of Puerto Rico. Since the bioluminescent bays are visual as well as economic assets, Puerto Rico's interest is in specific measures for their pre- servation and use. The case has emphasized the fact that aesthetic re- sources are not limited to the landward sides of the coastal zone. A second study, Scenic Values in Puerto Rico, (1972), is also singly con- cerned with aesthetics in the,Commonwealth: visual quality, landscape quality, and micro-site quality. As a result of thi6 study, Puerto Rico implemented advanced land use planning and completed maps on land mass. zones, scenic coastal routes, and visual quality factors. 1.3 Multi-interest with Specific Reference to Aesthetics This category may be exemplified by efforts of Virginia, Wisconsin, and Maryland. The Virginia Outdoors Plan of 1974, with state authorship, developed an inventory of landmarks, including scenic rivers and highways., and other historic, natural, and cultural characteristics (interior as 'well as coastal). In the same year, a study was performed for the State of Wisconsin, entitled.Project Summary Identification, Evaluation and Utili- zation of Scenic, Cultural and Historic Resources in Coastal Communities. This study identified sites of historic structures and shoreline-related visual and physical patterns reflecting socio-cultural influences. In addition, waterfront restoration and rehabilitation, an aspect often overlooked in aesthetic resource surveys, was addressed. 15 In the Maryland Chesapeake Bay Study (1972), the chapter "Public Access to and Appearance and Design of Shoreline" explicitly addressed the question of visual impact of development on the shoreline, although the study as a whole was basically concerned with public access considerations relative to recreational needs in Maryland. 1.4 Comprehensive Interests Often aesthetic resource considerations have been relegated to positions of secondary importance or are largely disregarded when dealt with ai components of larger-scope, comprehensive studies. On the other hand, some aesthetic resource components of comprehensive or framework studies have achieved a high degree of articulation and manage- ment orientation. The State of Florida has authored two comprehensive coastal zone planning studies., The Florida Coastal Zone Managemen Atlas (1973) and Coastal Zone Manaqement in Florida.(1971) consider aesthetic factor's-as a component of the overall coastal zone planning effort. Rhode Island, in its Coastal Resources Management Plan.(1972), specifically identifies the value of water resources to aesthetics. Other states have made explicit references to protection of scenic areas and other areas of high ecological, cultural, and historic significance in their Coastal Zone Management Grant .Applications. As an example, Illinois in its 1974 CZM Grant Application cites among its wor k elements the need to "identify and locate all data available on archaeological and historic sites, environmental areas and natural, historic, scenic, cultural, and aesthetic areas located in the 16 coastal zone." Similarly, Massachusetts seeks to identify areas of "outstanding historical,significance, high cultural value, and outstanding scenic importance" as part of its coastal zone management plan. 1.5 Summary Recent state-level studies of aesthetic resources and resource management, whether, conducted independently or as components of compre- hensive coastal planning frameworks, appear to have broadened the planner's purview of aesthetics and the ro le of management in.protecting, restoring, and enhancing aesthetic resources in the coastal zone. Supplanting the ea'rlier limited approaches, which concentrated on point resources of unique natural scenic value, the viewing points from which these were viewable, an,d the presence of blighting factors, such as junkyards, whicb detracted from them, are the more comprehensive approaches which deal with the complete spectrum of aesthetic concerns. Guided by the provisions of the CZMA, as well as by the Water Resources Planning Act of 1965, the National Environmental Policy Act of 1969, and other relevant federal and state legislation, coastal planning studies can be expected in the future to continue to consider aesthetic resources and resource management on a broad and encompassing scale. This will be naturally expected of'manage= ment plans funded under the provisions of the CZMA, but it will also be very probable of other, independent studies as well, considering the influence of the comprehensive and systematic CZMA approach. A recent example of a. non-CZMA funded study which demonstrates consideration of CZMA concerns is the Shoreline Appearance and Design Planning Element of. the Long Island SoundiRegional Study, a comprehensive water and related land resources study, 17 conducted under the coordination of the New England River Basins Commission, under the provisions of the Water Resources Planning Act. The Shoreline Appearance and Design Planning Element identified "areas of special scenic concern" (analogous to the CZMA "geographic areas of particular concern") and considered man-made as well as natural resources, negative as well as positive features, and large-scale facility siting and design factors, all in part out of attention to CZMA provisions.' By specifically highlighti.ng aesthetic resources, and requiring a comprehensive, coordinated, and systematic approach, the CZMA has-brought into clear focus the socially essential concern for all human, man-induced, and natural activities in the coastal zone that have high aesthetic value, and has ensured that state-level government will take aesthetic considerations intoaccount in.future inanagement planning. 18 CHAPTER 2: DEFINING AESTHETIC RESOURCES AND BOUNDARY DETERMINATION IN THE COASTAL ZONE 2.0 Introduction. The first substantive componeht of the aesthetic resource plan- ning element is an inventory ofcoastal zone aesthetic resources. Since many coastal zone management planners may be relatively unfamiliar with landscape/aesthetic concepts and terms, a general review of relevant definitions is given in this chapter. Implications Pf statutory coastal zone boundary determination and the delineation of aesthetic resource sub- divisions for in ventory efforts are-discussed. 2.1 Inland and Offshore Statutory Boundaries By law, the coastal zones,of marine coastal states extends to the limits of the territorial sea and those of Great Lakes states to specific offshore international or interstate (Lake Michigan) limits. The territorial sea, defined as extending three miles offshore of the high water line, or other water line as defined by state law, ends well within view of the shore observer. Beyond, federal jursidiction extends to international waters, twelvemiles from shore. Because an observer at sea level may view high offshore ob- jects up to considerable distances (a 130 foot high object approximately fifteen miles from shore will be barely visible) and observers on high shoreland may view even much further beyond the territorial sea limits, it would be clearly useful to extend the coastal zone planning study boundary to the visible horizon, even though in most cases this would be 19, in federal waters. Any aesthetic planning recommendations and guidelines for the federal offshore zone would, of course, be advisory only. A key offshore aesthetic concern is the location and appearance of drilling platforms,'dri llships, and other offshore oil extractive facili- ties. A brief discussion of alternative guidance measures in this area will be found in Chapter 5. The same principle of horizon importance holds true for inland boundaries. Where the regional viewshed horizon extends beyond the state- designated coastal zone boundary, the former should be utilized for the purpose of study, even if the boundary designation is final. In due course, the information gathered through the study process may provide needed data for a decision by the state to revise its statutory or interim coastal zone boundary to encompass additional areas of importance to coastal waters. 2.2 Definitions of Aesthetic Resources and Their Attributes 2.2.1 Natural aesthetic resources It will be important to the staff coastal zone planner to under- stand and identify those aspects of natural features which are d istinct from ecological or geological aspects, since aesthetic attributes often extend beyond the realm of more tangible bio-physical parameters. For example, "degree of openness" on a coastal plain may cover more than one landform or vegetative zone. Attributes serve to define and identify aesthetic resources and, together with selected assessment criteria, serve in aesthetic resource, evaluation. It is also essential to understand the physical characteristics 20. of r,esources apd.their visual characteristics so that,determinations can be made as to the sensitivity of resources to development presures. Each aesthetic resource has an inherent sensitivity or suscepti- bility to man-made modificatiohs;.a full discussion of sensitivities is found in Chapter 4. Table 2-1 identifies sample attributes of natural aesthetic re- sources, those features of the coas@tal zone which possess a distinctive .degree of visual unity. They are significant because of their relative uniqueness as well as visual dominance over more ordinary or endemic features of the natural coast al landscape. Table 2-1 NATURAL AESTHETIC RESOURCES basic specific sample attributes which aid in determin- categories categories ing classification as aesthetic resources open bays/ sandy bottom visible from high vantage shelf waters points. .broadly-enclosed configuration coves partially enclosed configuration/partly unseen... complex shoreline, as with compound coves. CD cc estuaries/ high degree of closure.. W lagoons waterfowl, marsh, and tidal (estuarine ecosystem) aspects. river mouths dynamic movement/ebb and flow of tides, meeting of the waters, dramatic shifts between'valley and coastal waters. fjord-like inlets/ vertical enclosure created by steep narrows/guts walls adjacent to narrow water body. rocks and shoals visually prominent. reversing falls. 21 basic specific sample attributes which aid in de termin- categories categories -ing classification as aesthetic resjourges V) streams/rivers gradient changes--e.g., waterfalls at LU fall lines, rapids and shoals. Aistinctive channel patterns including: cc - braided-islands, pools and riffles W - LU - looped meander-gentle reverse curves - branched.channels M breaker zone dynamic water movement e.g., breakers on beach water splashing on rocks beaches unique dolor or texture- as in white or black sand, gravel, cobbles, coarse boulders, calcareous beaches. salt/fresh water unified vegetative color and grain. marshes, waterfowl, marsh fauna apparent. ecosystem function apparent. mangrove swamps unique vegetation/ecosystem function LU apparent, e. .,,exposed roots U species specific :C bird colonies nesting U_ in trees. LU inland wetlands waterfowl, wetland fauna apparent. ecosystem function apparent. riverine flood plains periodic inundations during spring or storm flooding- flatlandv with inundation-tolerant 3C typical vegetation. distant islands Jocal points which give variety/com- plexity to view from shore. coral reefs/ colorful, sculptural elements. other sub-tidal forms spits/bars/tombol os narrow land forms surrounded by water--unique, sometimes mystifying. @alluvial fans/mud unified color (mud flats) flats unique "geometric" form (alluvial fan) with natural transition to water's edge. low islands/keys unique silhouettes. insularity from other landforms. 22 basic specific sample attributes which aid in determi in- categories categories ing classification as aesthetic resources high islands strong focal point. headlands unique geological formation which often has dramatic form/steep face. dunes pure sandy surface. -gently rolling/rounded forms accentuated by lack of tall vegetation. bluffs/banks steep slopes are visually dramatic. low plateaus/moors soft, rolling forms. high plateaus/. unique flat, usually grassy areas which contrast with rough coastal bluffs. arrdyos/canyons enclosure--sense of place. peaks/ridges unique silhouette. intertidal visible ecosystem apparent. bright green color exposed when tide is out, especially revealed in estuary. sand dune com- colorfu'I and delicate grasses/flowers munity of low xeric thicket. .pannes/troughs - unique landform and vegetation. salt marsh com- strong vertical stalks and prominent munity heads of phragmites, cattails. homogeneous plant masses. movement of grasses in wind. lowlands uniqueness, e.g., specimen trees rare species. croplands - clearly defined edges and texture which servos as a foil to ad- jacent undifferentiated forest. uplands grove of canopy-forming trees create filtered light., e.g., locusts on Cape Cod. color contrast between dark pines and light-leaved deciduous trees. colors unique to seasonal changes. 23 SCENIC VALUE ASSESSMENT CRITERIA FOR THE SHORESCAPES OF THE LONG ISLAND SOUND REGION Topographic Complexity Color Mue) Ingredients an index of the diversity as wall as the color of natural elements (earth, vegetation, relative relief of an area's landforms water, sky); a criterion that varies with (vertical qualities) seasons and weather Shoreline Complexity Pictorial Composition an index of the irregularity of the coastal canvas qualities; varies with viewing interface between land and water ori ntation and is a determinant of best (horizontal qualities) vie:points for given vistas V"Vuwws Integrity Vividness unity of vegetative species or type form$ a summary quality which expresses the within a single shorescape viewshed uniqueness and impressiveness of one or more of an area's other qualities Vegetative Dliversity Shore Dynamics diversity of vegetative species or tVpe the visual impressions of tides, currents forms within a single shorescape viewshed a@d weather LL@ TA_ Idstructive Qualities Sail/Island Horizom charac Iteristics of geological, botanical. or visual distinctness of islands and rocks as other scientific interest, or which sW light well as sailing activity; depends on view- on other qualities of the coastal zone point orientation and distance as well as on temporal factors -lit 09 @Sn !Xul Ecosystem Continuity True-to-Form Rurality the visible manifestations of shore ecology, a landscape possessing forms and materials, such as marshes, inlets, flats, and barrier both natural and man-made, typical of beaches seen within a single shorescape classic, natural, semi-natural or viewshed agricultural areas Near/Far Contrast True-to-Form Townscapes the juxtaposition between foreground or middleground and horizon forms; a townscape possessing forms and materials, greatest when the nearer forms are distinct both man-made and naturalized, typical and the horizon forms, beyond water ol architectural styles characteristic of surfaces, are blued by haze and appear the region's historically established two-dimensional artifacts. Uniqueness (Scarcity) Human Dynamics an index of value based on rarity; a visible manifestations of human activity quality subject to broad interpretation associated with the coastal zone (e.g., dependent on the experience and clamming, fishing, shipping, swimming), expectations of the individual viewer which are of human scale and interest Endangerment Ossue7Real) Absence of Detractions an n ex of the aesthetic quality of freedor@i from incompatibilities introduced concern for resources facing real or by natural forces (e.g., storm-eroded slopes) imagined destruction or by man (the latter by far the more important factor) Sensitivity to Change AL a judgmental indicator of the functions of moderate or extent to ich a shorescape average magnitude. For unit posseses components which purposes of this judging, a would be blocked, overshadowed, standard ten-story residential replaced, or otherwise damaged building has been assumed as a by the intrusion of objects or measure of moderate or average magnitude Figure 2-1: Illustrated Scenic Value Assessment Criteria excerpted from LISS Shoreline ApDearance and Desiqn Handbook,1975 2.2.2. Man-made aesthetic resources Inasmuch as man-made or cultural features of the landscape or water- scape often have important,effects on coastal aesthetics, positive or negative and often both, it is essential to carefully identify and assess both the perceiv able and intangible qualities of land uses and structures in the coastal zone. The surveys and analysis of land use conducted under other elements of the state's coastal zone management program or under other efforts can be reviewed for relevant data, but it can be expected that these elements will normally yield only limited assistance in the characterization of aesthetic attributes. Independent efforts'should be made to accomplish characterization and,assessment of land use patterns and concentrations as well as prominent structures or groups of structures as point elements or nodes. Patterns or concentrations of uses or structures may be delineated in various ways, including standard land use classifications, and their aes- thetic attributes may be identified along gradients of density (i.e., large areas of developed shoreli ne, specific complexes, outdoor spaces, and indi- vidual structures). Further, the relative distribution of open and settled areas, which can have a major impact on the overall visual quality of a coastal zone, should also be delineated. Various means of classifying the coastalizone according to intensity and type of development are in use. They include, for example: 1) The North Atlantic Region Water Resources Study definition of urban series (complete dominance of man-made structures) and suburban ser- -ies (juxtaposition of complexes-of man-made structures and natural landscapes). Urban systems are divided into center city, intermediate city, and fringe city; suburban systems are divided, into town/farm, farm, farm/ 26 forest, forest/town, and forest/wil-Aland categories. 2) The Long Island Sound Regional Study Sc'enic and Cultural Inventory -definition.of: a) no development b) scattered development'.. @"houses@,,- co-mmercial-and.institutiona-1 structures described as 'scattered' or partially hidden (clustered)." 0 dense development "any combination of houses, commercial and in- stitutiona-1 structures.described as.,exposed/clustered." 3) The South Coast Regional-Commission of-th e California;-CQastal Zone Conservation Commission definition of- "Urban I: highly urbanized areas with extremely intensive use of land... Urban II: less intensive use of;land With comparativ.p.ly smaller structures, or scattered large structures ... Urban -III: still less intensive areas which have some feeling of openness and fairly 1@ow structures ... Suburban - III: ... areas which have more openness than Urban Suburban - II: ... areas which have still more openness.and mostly one-story structures ... Suburban I : areas-with big lots o@ scattered houses on open land and undeveloped open land..." 4) The definition of "use-and-structure classes" in A Plan for Michigan's Sh relands (hot ranked according to impact): a) Beach activity (including beach structures) b) Green,space use (including agricultural structures) c) Urban/low impact d) Urban/high impact e) Recreation harbors f) Commercial ports g) Shore structures 27 ,Whichever system is adopted for the identification, inventorying, and categorization of man-made or cultural features, it will be important to provide some indication of the aesthetic qualities which typify each class. An indication of density or size of settlement alone will not be sufficient to, pinpoint its aesthetic impact and significance. Furthermore, the inventory classifications should be devised to be easily useful in the evaluation of aesthetic qualities, and from there to management recommendations for each. Of particular importance with regard to the aesthetic character@- istics of man-made features in coastal areas is the incidence of point.ele- ments which may distract the eye and disrupt the visual integrity of a coas-, tal landscape or, in other cases, provide enhancing focal points. Examples of such elements are scattered utility poles, abandoned pilings, piers, lighthouses, and off-shore oil rigs.- Linear elements, such as.roads and transmission corridors, may also disrupt and devalue scenic shorescapes; some linear elements, however, may complement or enhance coastal rhythms. In addition, special attention should be given to urban and suburban water-edge appearance and design characteristics. This subject is complex, because of the great diversity in architectural design and site usage of urban and suburban areas, but must be recognized as meriting equal status to other aesthetic resource subject areas under the terms of the CZMA. Finally, features of the "ordinary" landscape, both natural and man-made, should be acknowledged and adequately considered in the inventory process. Though perhaps not as significant as highly scenic areas or nodes, the aesthetic resources of the "ordinary" landscape contribute to the general scenic resource base, and are the resources on which adverse impact is most 28 exposed to the coastal community. Management recommendations relative to "restoration" and "enhancement" as well as "Protection"@will be readily ap- plicable to "ordinary" or "common" coastal landscapes. 2.2.3 Qualitativ e attributes of aesthetic resources In the identification of aesthetic resources,in the coastal zone, the planner will need to analyze qualitative distinctions in addition to listing the quantitative supply of elements which serve as the shoreline resource base. Qualitati've values include cons ideration of the overall aesthetic contribution of these elements, both positive and negative. Aes- thetic values may include' consideration of such parameters as visual distinc- tiveness or vividness of the elements.present (which may result from their relative prominence, contrasts due to irregularity in form, line, color and pattern, and the diversity of elements present), visual integrity or intactness, i.e. freedom from encroachment, intrusion, eyesores or deficits that result from nonconforming development or human abuse, and compositional harmony.or y.n@ of the overall.shorescape, man-made elements included. The impacts of less tangible or intangible aesthetic resource values may also be noted, such as the relative contribution of such factors as: odors, pleasant or unpleasant noise, pleasant or unpleasant air quality water quality general atmosphere seasonal changes tidal changes diurnal changes 29 Intangible factors are often important as they "color" or influence the overall aesthetic experience of the shorescape' user. Grouped together,- the components of the attr,ibutes described above may,be li-sted in this manner:@ Vividness or visual disti nctiveness topographic expression shoreline complexity landmarks vegetative pattern diversity waterform expression wildlife visibility man-made elements human dynamics Intactness or visual integrity, absence.of detractions level of development human intrusion (litter, overcrowding, wear and tear) encroachment (eyesores, deficits) Unity or visual harmony pictorial composition harmony between man-made and natural, shorescape setting Further factors which weigh significantly in the assessment of aesthetic resources are those contributed by the specific natural setting or cultural and historical meaning of shoreline resources. Illustrative .examples are: .scarcity (uniqueness) -fragility (sensitivity) -historicity (true'to form rurality, townscapes, landmarks) -educational value (instructive qualities) -threat of loss (endangerment) All of the! above (discussed in greater detail later in this handbook) are important to,consider relative to decisions on permissible use, geographical areas of particular concern, and other elements of program management. 30 2.3 Criteria for Area Subdiyisions. In order to clarify the relationships between aesthetic resources of the coastal zone and the physiographic, ecological, and maLn-Made resources of the coast, the state planner must initially subdivide the study area-into meaningful units for aesthetic resource analysis. To serve most effectively, the same areas should also be capable of use as management units with little or no adjustment of borders. The purpose of classifying coastal sub- divisions for coalstal aesthetic resource planning is to differentiate shore units within which commonalities of view may be identified. These units will serve as a study base within which aesthetic qualities can be assessed, and s,ubsequently s.@rve as managerial units under existing political, sub- divisions. It should be noted that the Coastal Zone Management Act emphasis,is on "wise use of the land and water resources of the coastal zone" (Sec. 303(b)), i.e. implicitly requiring an understanding and manage- ment approach for aesthetic resources in all coastal zone lands and waters, and not for selected scenic resources alone. The "inventory and designa- tion of areas of particular (aesthetic) concern" (Sec. 305(b)(3)) required by the CZMA can be achieved systematically through the prior development of base data and identification of integral landscape entities, as discussed in Chapter 3 And Chapter 8. Many systems for classification and division of the shoreline are possible. They may be based on climatic conditions, morphological char- acteristics, hydrology, biotic resources and ecological relationships, vi- sual characteristics, land uses, and political boundaries. But four elements are commonly drawn upon in the delineation of visual units: 1) physiographic 31 or morDholoqical characteristics, includinq topoqraphical relief and-ora- dient a6d.shoreline confioquration, 2)-veqetation, 3) cultural characteris- tics... and 4) boundaries of governmental jurisdictions. Whichever hasis is selected, areal delineation of integral land- scape subdivisions should be accomplished for all lands and waters within the coastal zone as a whole, both within the coastal viewshed and within any remaining portions of the statutory coastal zone which fall inland of the coastal viewshed li'mit., (One approach'to distinguishing priorities between coastal viewshed and interior portions of the coastal zone may be to define the former-as the First Priority Resource Zone and the,latter as the Second Priority Resource Zone (see A Working Paper on Aesthetics and Amenity in the Escarosa Coastal Zone Pilot Management Area, Florida Coastal Coordinating Council,, 1971). 2.3.1 The Concept of'Viewshed The Regional Viewshed The areal demarcation of aesthetic resources within the coastal zone should be suppor ted by the identification of both regional and local vieiisheds (viewing "basins"). /The regional visual basin or coastal viewshed may be defined as the visible watershed of natural landforms and man-made elements (up to distant high ridges or other regional inland horizons) as viewed from all points of aesthetic concern to the regional coastal community. Under this definition, highway corridors, coastal valleys., and communities serving shore-bound travellers may serve as points from which the regional boundary,may be determined. 32 The coastal Yiewshed perimeter my fall at considerable distances from the coast itself. In Oregon, the coastal zone boundary, established by state legislation as the watershed divide of the Cascade Mountain range, also constitutes in many areas the "regional viewshed". The Oregon coastal zone boundary reflects a number of major considerations such as drainage and erosion as well as aesthetics, but aesthetics is well served by it. The watershed.divide or first major change in relief may not be suitable for aesthetic resource analysis or'management in other circum- stances, however. In some subregions of the Gulf coast, for example, significant topographic rises occur only well inland of what may reasonably be considered as the coastal zone. In other coastal areas, the first significant topography may be too close to the coast. The watershed di- vide of glacially deposited Long Island in Nassau and Suffolk Counties of New York, for example, lies at the crest of the bluffs of the island's north shore-. Most aesthetic resources other than the beach-bluff associ- ations themselves are found south of the divide. The Long Island Sound Regional Study Shoreline Appearance and Design Planning,Element therefore delineated the regional viewshed well inland of the divide in this area in order to include the farmlands, woods, villages, and streams which are found within view,of the major shore parallel road system (Routes 25, 25A) which acts as the armature of travel and aesthetic experience for coastal zone users in this area. 33 Alm- regional viewshed MAN- AV local viewshed perspective view local viewshed plan view Figure 2-2: Local and Regional Viewsheds within the Coastal Zone Excerpted from the LISS Shoreline Appearance and Design Handbook (1975). 'The Loca,l Viewshed The selectionof viewpoints from which to construct the viewshed of a local shorescape.unit within the regional viewshed may be determined by consideration of four basic criteria: 1) Viewing population--Residents living within view of the shorescape unit may have very different vantage points and viewing habits than transients through or visitors to the shore. Areas- of shorescape frequented by all viewing populations should be considered for view- point selection, including all potential areas from which the shore- scape is likely to be observed. 2) Viewer Position--All vantage points, from elevated headlands to the water's surface, must be considered. The following are three typical conditions of view orientation: a. Observer Superior (looking down upon the shorescape from an elevated position) b. Observer Normal (looking across the shorescape from a vantage point at approximately the same elevation) c. Observer Infe rior (looking up toward a vertical headland from the water's surface). 3) Viewer Distance a. Foreground Views observer present along or up to 1/4 mile from shoreline 34 @Middleground Views observer 1/4''to 3.mile*s-fe6m-'shore'line c. Background Views @'observer more than .3,miles d1stant,from shorel,ine. 4) Viewer Speed and Visual Contact Duration-,-Th6se.a,@@e-cortside-f-atio,ns, applicable to observers traveling by land,, by`,boat', 'an`d,'by. ai rp-Tane within viewing distance of.the shore'scape-unit, 'and may i6floence viewpoint select'lon.,' Methods for vfewshed construction or landscaipe,sight-@lihe ana- lysis have been developed by a number of investigators (Litton [1973], Jones & Jones (1973, 1974), Roy Mann Associates (1975)). See Chapter 9 for further discussion. Viewing Points Although highly scenic areas and nodes, and the ordinary scenic landscape as well, may generally be seen and appreciated from a large number of points within the regional or local viewshed, the full public benefit of important vistas may not be secured unles's adequate provision is made for the protection or enhancement of viewing points from which they may be ap- preciated. Existing undeveloped viewing points may occur along and within highway and road rights-of-way, on public properties, and.on commerci-al and institutional properties open to the public. Potential viewing points include those on private property which cannot easily be surveyed and evaluated; these constitute the greater part of coastal zone viewing opportunities, and'in light of continui-ng land use changes, offer future potential for public access.. Although potential vistas and viewing points may be hidden by urban patterns, intervening topography, or tree masses, they should be inventoried to the extent possible and evaluated, since future development or redevelopment may creAte new 35 and important opportunities for protection, restoration, or enhancement of such latent resources. (This is implicitly required by the Coastal Zone Management Act, which related the finding of Congress that "the coastal zone is rich in ... aesthetic resources of 'i m'-mediate- and potential value to the present and future well-being of the nation." (Sec. 203(b), emphasis added). Roads, highways and transportation corridors are other important sources of potential views. Typification of road landscape can be mapped to include graphic summaries of.the characteristics of alignment, the type of views possible, the vegetative closure, and other factors. A particular stretch of roadway, because.of its unique alignment and the character of views from it, may be considered an aesthetic resource in itself. Examples of viewing points (existing) and some reasons for their landscape importance are: 1) Islands and peninsulae panoramic and cycloramic views of open water and shorelines; unique aesthetic resources of the.coastal Zone. 2) Shorelines: immediate opportunitie's for views over the water or.back to inland horizons. 3) Overlooks and high points: opportunities for public access to views and aesthetic experiences, often combined with tourist, outdoor recre- ational facilities. 4)'Shore roads, railroads, the main opportunity for most access- and bridges: to-shore views. 36 5) Upper shoreland trans- 11captive views" for drivers and pas;-. portation corridors: sengers.In general, opportunities for views from or through corridors. are not planned or designed. Never- theless, these views are a common daily experience for many coastal zone users, and are of recreational and tourist importance for others. 6) Institutional lands: more limited opportunities for public access to views, often confined to users of the institution concerned. Specific criteria for the selection of viewing points for management action include: 1) Quality of the views: This consideration is paramount in estab- Ilishing priorities for viewing point acquisition and for priorities of use in intervening areas between viewing point and view. Ques- tions to be answered include: -What is the nature of the view, in terms of uniqueness, diversity, color, and other criteria, as defined by the selected inventory and assessment system? -Is the type of view considered to'be of,great interest to the.public? -Have preference studies supported this finding? 2) Access to the views: The importance of" this consideration'is self- evident. Questions to be answered include: -Is the viewing point on public land, or is access possible through easement or fee simple acquisition? -Is the viewing point within or adjacent to an existing public right- of way? -Does the@right-of-way have a scenic road-designation? -Is notice of the viewing point now provided by signage or other indicators? -Is convenient access to the area provided from highways or feeder roads? 3) Detractions: Many views of excellent quality are marred by detract- ing factors such as fences, transmission lines, towers, or tall structures. Questions to be answered include: -To what extent do the detractions damage the view experience? -Are they easily screened or removed? 37 2.3.2;Borders bated.on-@fiysiogrdphic and morphological (landform) characteristi cs Every. view: of the shorescape, 'Whether fortuitou5--as with anyone discovering attractive qualities of a distant landform, or inten-@ tional--as with a boater scanning the shore for navigational landmarks, establishes an aesthetic relationship between the viewer and the entire coastline within the continuity of the-horizons. The' viewer also may be concerned with the coast beyond the horizons to the extent of the viewer's interest in or familiarity'with the region. For the7project planner, review official, or concerned citizen, coastline relationships are also important with regard to site selection and design of structures that are visible for-any significant distance. For,anyone interested in coastal resource planning', the area relationships along the shore are important for inven- tory, evaluation, and decision-making purposes. For these reasons it is important to "Map" the shore in a way that the aesthetic qualities of the coast are interrelated with its functional (e.g. shipping, sailing, town development) and its geopoli- tical (e.g,port jurisdiction, town and county limit) patterns. This can best be done by delineating divisions between coastal areas on the basis of landform, which is essentially the fundamental frame of the coastline. Shoreline Configuration Shoreline configuration is-a major morphological quality which must be taken into account in all coastal zone inventory and assessment efforts. The National Estuary Pollution Study (1970) identified 38 the relationship between shoreline configuration and estuarine processes as "Similarities in structure which reflect similarities in water movement, water quality, and ecology." The N.E.P.S;, classification comprised ten categories: 1) smooth shoreline without inlets 2) smooth shoreline with inlets 3) smooth shoreline with small embayments 4) indented shoreline without islands 5) indented shoreline with islands@ 6) 6arshy shoreline 7) unrestricted river entrance 8) embayment with only coastal drainage 9)-embayment with continuous upland river flow 10). fjord The importance of shoreline configuration lies in the',relative%. exposure or closure of view created by shore landforms. A straig@t shore- line will allow perception of structures at distances alongthe shore to, the limit of view (horizon). A complex shoreline (compound coves, for example) will create containments of.view within individual segments. Struc- tures can be hidden from general view when sited'judiciously within complex shore configurations--except,'of course, to viewers within the same -segment. Coastal Profile or Gradient An important dimension of the coastal zone environment exists across or perpendicular to the coast and can be defined as a series of zones or tiers. Subdividing the coastal zone in this manner is useful in determining coastal zone inland and offshore visual boundaries and for indicating the interstices between.shorelines most directly affected. by tides and storms, And upper shorelands. It will also be instrumental in determining numerous'aesthetic relationships between topography, hydro7 logy, vegetation, and structures and uses. 39 Several systemsfo@ identifying zones differentiated by gra-- dient perpendicular to the coast have been developed, atyarying levels-of detail. Examples are the National Estuary Study definition: offshore, spore and estuary, and coastal upland; and the Long.Island Sound Study Scenic and Cultural.Inventory definition: shoreline, interior and back- ground. There are other equally valid definitions. 11 The offshore tier-can best be described, in terms of aesthetic re- source concern, as extending from the water horizon to the spring low tide line. Small offshore islands are included, but the inter- tidal zone is generally excluded. This definition is useful be- cause all forms and processes'integral' aesthetically with open es- tuarine or coastal waters may thus be grouped together. .The second division, the shore and estuary tier, is best defined as extending from the spring low tide line to the shore erosion limit line. This tier encompasses all of the visual attributes of beaches, dunes, marshes and mudflats, headlands and'primary bluffs, and other components of the shore with which it is aesthetically (and often ecologically) related. The shore erosion limit line is used in the definition rather than record or storm high water be- cause the crests of many bluffs peak high above record water marks and yet are an integral part of the shorescape edge. Sand dune systems also extend inland of and higher above' record high water lines, yet are more a part of the shore aesthetic resource base than of the upland, particularly because of their association with coastal storm and wind movements, and with beach sand landscapes. The upland tier, or upper/shoreland tier, may be defined as extend- ing from the shore erosion limit line to the limit of the extent of shore view impact. This tier encompasses lands and water up- land of tidal orshore erosion influence. The Great Lakes Shoreline may require modified tier definitions because of its variant character. A Plan for Michigan's Shorelands (1974) used the terms.offshore, shoreline, and upper shoreland tiers. According to this scheme, the offshore tier extends from the two mile limit to the lower edge of the wet beach; the shoreline tier extends from the lower edge of the wet beach to the crest of the nearest enclosed terrain, or 40 where terrain is flat, to the inland edge of the flood-prone shore; the upper s4oreland tier extends from the upper edge of the.shoreline tier to the inland limit of the shoreline corridor. Table 2-2 displays comparative planning efforts which have classified landforms and topographical divisions within the coastal zone according to their tier location between offshore and upland points. COASTAL ZONES LL- Zone 3: Zone 2: Zone 1: Coastal Upland Estuary and Shore Offshore 112-mile limit record from coast high tide low tide edge of limit of view continentall shelf -igure 2-3: Coastal zones (tiers) as defined by the Estuarine Landscape Survey and Analysis, National Estuary Study_,770 41 The_Coastal Region and Subsidiary Units 0 Coastal Units'and Reaches: The coastal zone can'be easily subdivided alonq the shoreline on the basis of visual and landform criteria. Coastal landscape (or shorescape) units are units between major headlands or other .prominent landforms or, along very flat and unchanging shoreline, between semi-distant changes in beach, dune, surf or other coastal form perceivable from a significant viewing point. Headlands and high points on the shore act as guides to the eye. Some are dramatic and serve as landmarks; some are associated with hazards (such as near-shore rocks that are part of a shore- land geological formation) and are often the sites of lighthouses or beacons. In any case,,they provide closure--a sense of partial containment--for-the view of the coastal landscape that one may perceive from the shore or from a boat or island near the shore. In almost all cases a complete landscape between semi-distant landforms can be perceived. The shorescape units aggregated between major headlands or prominent landform.changes along the coast constitute a subdivision inter- mediate in scale between the shorescape urrit-and the subregion. The National Estuary.Study, A Plan for Michigan's Shorelands, and the Long Island Sound Study have defined such subdivisions as coastal reaches. Distinguishing the individual units of the shore along the coast will have value in identifying the near horizons (established by headlands orother high features) which set off or enclose a particular viewing basin or viewshed of local importance. Such units will also approximate physical entities of the coast (em bayments, estuaries, island groupings, etc.) within which other coastal 42 TIERS SOURCES ,---Coastal Estuary Upland & Shore Offshore - @ C+ 0 1w m --4 -n m;o (A L41 kn Ln Q ko C rt Co. o io -0-- -00 cm (A Q.-. = cu = m I = 3 -@j m C I C+ C+ o- Cm (m (A 0 0 iw m C)I< 1w 0 r (D r- M C+ M - -1 -S -5 - m -5 no W =' m m -h CL CL (m tA -,I U3 Gr) C'n ;0 r- 0 m 0 OE Background----> (z Interior 1E Shoreline (D (M = -6. -m ca :9 Ln 00 - 0 m 0) = 0 (D C+ 0 = LA w -5 on cm 0 Do (A (m C+ -41 (D C+ m --h (A -1 7r 0 Q0 m -h C+ -h rn 1w W -a C+ CL C-) ko C+ 0. C@ -4 C 0 4@b C) CL rn Mount, @teep,Undulating flat--.). (-1 -7 (A ;a @:x :z AINS Hill`ss'@'- Lands =@'Lands -E Coastline C+ m C+ 0 r- U3 - -1 a- @, P, C+ m ca (A (A :9 (n ;a r- n ;0 m Q 0 = = (D 00 0) w = 0 0 3 = C+ 0) =5 = -% 0 C) 0 Cr h CL CL LA -1 '7@ (D --h 7r 0) =r (D 0) -hl< ko w 0 -1 ,-Natural Natural ;0-0 C-) r-4 C--j Upland Shoreline M (D 0 0 %W -a cu 9 = - 0 "1 CD C-) -4 C-) Ln n = co m ca 0 -S W W m 0 0) V) 0 m m -0 C+ = = -% w C+ @Q 0) m 0 (A 0 1< 0 -1 Ln r_ 0 0; 0 :3 -(D @- = C-) 0 1< Jw C+ Jw 0 C+ - -h (A - 0 (A 0 = a 0 01 = CL (D W 0) LA (D 440 20 = m 0) (A (A -(D- V) 4A Ln :3 (A -4 -S Ln LA (D 4-i m :I:b < C+ Q0 00 0) C+ 0 Developed Shoreline C+ C+ m su --h 0 0 C+ C+ zone management considerations are easily identified. Table 2-3 displays part of a preliminary shoreline classifi- cation system for the west coast of the United States: one biogeographic coastal region is identified and is subdivided into nine subregions and twenty-two reaches. The boundaries between coastal reaches are determined pr-imarily on the basis of coastal physiographic or landform characteristics, using a system similar to that of McGill (1958), accompanied by investiga- tion of more detailed topographic coastal maps. The coastal reaches are aggregated into subregions on the basis of geographic proximity and morpho- logic similarity or dynamic interdependence sub- @@J'b 'gion Ob, _@e' . G 6\ sub- 7 ,e sub-region region D 8 E Biogeographic Region to-Florida -(Region V. Gulf of Mexico) Unit Major Determinants I. Biogeographic Region climate (e.g. Middle Atlantic) regional geomorphology A. Sub-region land-water configuration (e.g. Long Island Coast) surface land-form vegetation 1. Coastal Reach differentiation within the sub-region (e.9. Fire Island) . land-water configuration ..surface land-form . vegeta@ion' a. Coastal Association natural interrelationships between (e.g.Narrow Bay, adjacent land, water, and vegetative including offshore forms waters, barrier beach, bay, marshes and upland) Figure 2,4: Hierarchy of Coastal Subdivisions. Excerpted from the National Estuary Study (1970) 44 0 Table 2-3 Shoreline Classification BIOGEOGRAPHIC BIOGEOGRAPHIC COASTAL SOME SELECTED COASTAL REGION COASTAL SUB-REGION REACH SHORELINE CHARACTERISTICS A. San Juan 1. Birch Bay/ Glaciated complex depositiona.1 plain and complex moun- Chuckanut Bay 'tains, large and small estuarine bays, irregular shorL-line, offshore islands. 2. San Juan Islands Glaciated complex mourttains and hills, gl.acial deposition plain, abrupt cliffs-and beaches,:intricate and-irregular shoreline, many bays, unique complex islands. B. Puget Sound 3. North Puget Glacial deposition plain, abrupt cliffs and beaches, ,Sound intricate shoreline, many bays. 4. South Puget Glacial deposition plain, abrupt cliffs and beaches, Sound intricate shoreline, many bays, harbors and inland lakes, Seattle. NORTH- WESTERN C. Strait of 5. Port Angeles/ Glaciated complex mountains, narrow depositional plain, PACIFIC Juan de FVca Dungeness unique spits and small bays, abrupt cliffs. 4@- COASTAL REGION 6. Neah Bay/ Glaciated complex mountains, narrow depositional plain," Agate Beach smooth,ar-cing shoreline, cliffs and beaches. D. Pacific/Olym-: 7. Olympic Uplands Glaciated complex mountains, large upper shoreland lake pic Mountains (Lake'.Ozette), sea stacks. 8. Olympic Low- Complex hil1s, sea stacks. lands. 'E. Grays Harbor/ 9. Grays Harbor Broad alluvial plain, large estuarine bayenOos6d @y Willapa Bay/ spits. Columbia Inlet 10. Willapa Bay/ Narrow,alluvial plain, large enclosed estuarine bay Long Beach'. parallel to,shore, sand spits.. BIOGEOGRAPHIC BIOGEOGRAPHI C COASTAL SOME SELECTED COASTAL REGION COASTAL SUB-REGION REACH SHORELINE CHARACTERISTICS 11. Columbia Inlet Narrow alluvial plain., very large estuarine bay, sand spits. F. Northern 12. Tillamook Complex hills, rocky points and sea stacks, small bays.- Oregon 13. Nespelem Complex hills, coastal dunes, small spit-enclosed bays, sea stacks. 14. Newport Complex hills, small twisted estuarine bays. G. Central 15. Yachats Complex hills, unbroken rocky headland shoreline. Oregon 16. Florence/ Complex hills, coastal dunes, small long twisted bays, NORTHWESTERN Reedsport/ upper shoreland lakes. PACIFIC Coos Bay COASTAL REGION 17. Bandon Complex hills, coastal dunes, very small inland lakes, sea stacks H. Southern 18. Point Blanco Complex hills and mountains, irregular shoreline, sea Oregon stacks, shallow lagoons. 19. Rogue River Complex mountains, irregular rocky shoreline, Rogue River inlet, sea stacks. I. Siskiyou 20. Pt. St. George/ Narrow alluvial plain, backshore dunes, estuarine bays Klamath Crescent City and inlets, redwoods and complex hills inland. Mountains 21. Klamath River Complex hills, small inlets, redwoods, sea stacks. 22. Eureka Bay Narrow alluvial plain, large and small bays, spits and coastal dunes, grasslands and complex hills inland. Upland Units Shoreline topography, and the immediate upper shoreland topography with which it is most closely related, should provide the best basis for'shoreline aesthetic resource unit delineation. In interior portions of the coastal zone, however, ideal topographical boundaries may not be in prominent evidence, or topographical unit boundaries may not coincide with those of the,shoreline units. Boundaries in such areas may be based partly on other parameters besides topography: forests and large marshes, or stabilized land use and cultural features. Biogeographic Region: 1) Biogeographic Region: Major physiographic regions of the United States' coastal zone have been identified in a number of studies, The National Estuarine Pollution Study defined them simply as "combina- tions of environmental conditions characteristic of various parts of the coastline" (NEPS, p. 83). Ten U.S. biogeographic regions were identified by the National Estuary Study," Appendix D: Estuarine Land- scape Survey and Analysis (after the system defined by the U.S. Fish and Wildlife Serv ice): 1. North Atlantic The NES Appendix D attempted to II. Middle Atlantic depict at the regional scale, sig- III. South Atlantic nificant shoreline and upland land IV. Caribbean form, land/water interface charac- V. Gulf of Mexico teristics, settlement cover, biotic Vi. Pacific Southwest resource Izones, public lands, and VII. Pacific Northwest industrial and power sites--fac- VIII. Great Lakes tors which exert major influences IX. Alaska on the regional landscape. X. Hawaii 47 2) Biogeographic Subregion: The subregion is defined by further climatic and geographic distinctions and regional physiography. appears as a factor. The National Estuary Study identified forty-on6 s.ubregions within the ten biogeographic regions and listed their major landform characteristics. The continuum of the coastline also suggests the recognition of tangible relationships between small, easily perceivable units and the overall region. The National Estuary Study thus further distin- guished smaller divisions than the subregion ("coastal reach" and 11coastal association") (See Fig. 2-4). The value of recognizing a hierarchy of coastal geographic relationships is that the coastal zone planner may more effectively communicate the important roles climate, littoral processes and land forms play in subregional and local coastal issues. Subdivisions of the coastalzone may be determined by large scale or regional considerations within a given state: watershed divides, climatic variations, and jurisdictional boundaries, or combinations of these three determinants. A majority of past coastal studies have been geared to the biogeb- graphic subregional- scale: e.g., San Francisco Bay, Grand Traverse Bay, Long Island Sound, Tampa Bay, Boston Harbor. This scale is in fact the more usefulstudy and managerial scale; the biogeographic region as a whole, however, may serve as a useful analyti'cal reference for plating climatic, wil dfowl migration, and other macro-patterns in proper perspective. 48 2..3.3 Vegetation as a Border Deteminant for Coastal Units Vegetation is a significant determinant of aesthetic value in the coastal zone. It is also a significant border determinant in the delineation of such resources as coastal marshes (cf: speciation requirements in Connecticut and Maryland). As a rule, therefore, where vegetative zonation coincides with major landform distinctions, vegetation is a valid criteria for landscape unit delineation. However, this system is not flawless where vegetative edges exist independent of landform edges, as vegetation may disappear or be modified as a result of development or natural phenomena. Watershed and sub-watershed divides and other high-landforms are preferable as criteria for subdivision delineation, particularly since such delineations will concur with basin water quality and other management unit boundaries. Exceptions are mangrove swamps and large, convex estuarine marshes where enclosing landforms are not in evidence and these vegetative resources are viewable as the sole or major morphological entities above the horizon or water line. Parameters to be considered in mapping vegetatikon include magnitude of cover and species visual qualities. It is thus useful to document the percentage of a given landscape under permanent vegetation and to assign evaluations to individual vegetational qualities. Maps can be used to delineate the former, and notation should be made of color.- density, height, scarcity and similar characteristics. 49.. 2.3.4 8orders Based on Land Use' Patterns and jurisdictional Units- Human settlement patterns and land use characteristics are often extremely significant aesthetic determinants in the coastal zone, but seldom can serve in ld.eu of landform characteristics as landscape border determinants. The dynamic qualities of land use, and jurisdictional boundaries inhibit their utility as d6lineators of aesthetic resource units over time. For example, the visual edge between cultivated and non-cultivated lands in semi-arid or arid zones may be dramatic, but the edge may be else- where the following year or growing season. Similarly, the boundaries of residential or industrial use zoning districts or other land use entities may change with'time. Using land use patterns as'only secondary determinants of borders is, therefore,desirable although exceptions may be usefully made, as for example, with raised highway alignments or bridges in flat coastal lands, since such features are more or less permanent parts of the landscape and play an important role as both viewing platforms and view basin limits. In light of both the desirability of linkage to political sub- division boundaries and the necessity of careful analysis of aesthetic resources within integral view limits, the following guideline may be applied: in the study phase of coastal zone aesthetic resource management planning, landscape/ shorescape subdivisions should be delineated primarily on the basis of coastal morphology and view limit considerations. Following analysis, evaluation, problem definition, and recommendation for development, reconciliation of shore-. scape reaches and units with political or jurisdictional subdivisions should 50 be made if needed. (It may be pointed out that the real test of a management _-entity is how feasible-the-mAnagement recommendations-are that apply to it, regardless of its boundaries.) 51 CHAPTER 3: GEOGRAPHICAL AREAS OF PARTICULAR CONCERN 3.0 Introduction The Coastal Zone Management Act establishes that the national policy is to "preserve, protect, develop, and where p ossible, to restore or enhance" the resources of the coastal zone. The Act, under Section 305(b)(3), requires that the state'smanagement program include "an inventory and designation" of the zone"s resource areas, which, as with the designation of permissible uses in the coastal zone under Sectioh 305(b)(2), will aid the state in establishing priorities for use and management throughout the zone but especially in the designated areas. The Guidelines taKe care to point out that geographical areas of particular concern are likely to.encompass not only areas of significant natural value orimportance, but also areas that have been developed and require special attention ("transitional or intensely developed areas") or are especially suited for intensive use or development. As noted in.other references in this Handbook,@aesthetic resource factors and evaluation criteria will be only one of,many sets of considerations before the state in determination of areas of particular concern. These facters.and evaluation criteria are discussed below. 3.1 -Vti.1 i zati-on-o-f-BasIc Inventory-and Anal-ysi-s.* The inventory and analysis,defined under Section 923.12 ("permis- sible uses") is essentially the same basic inventory and analysis that will 52 serve,all evaluative and definitive sections of the state's managementplan, as discussed in Chapter 7. In order to enable the inventory process to pro- vide aesthetic data input suitable for assisting in the identifi,cation of 'possible geographical areas of particular concern, visual and other aesthetic analysis criteria must be developed in advance of both the field inventory and secondary source inventory efforts conducted by the coastal zone management program staff. .3.2 Types of Geographical Areas of Particular Concern General definitions and identification criteria for areas of particular concern are presented below under each of the terms cited in 15 CFR 920.13. 3.2.1 General Concern The following three types of areas are those listed in the introductory paragraph of Sec. 920.13 as general categories of areas of particular concern: Areas of significant natural value or importance .Definition: 1) Areas which contain landforms,Yaterforms, exposed geology, vegetational forms, and/or fauna of visual and intangible impressiveness; or 2) areas which, in areal terms, are largely unmodified by man-made structures or activities. Identification elements: Presentation should include 1) a statement of the visual and intangible impressiveness ofimch major element; 2) a statement indicating the maximum degree of modification which may be tolerated by the area's aesthetic resource elements without significant adverse or irreversible impkt. 53 Transitional or Intensively Developed Areas Deflnitton: Areas where reclamation, restoratign, public access and other (remedial) actions may be'nedded. Transitional areas are those- which are approaching intensive development. In each case, landscape an,d shorescape visual qualitie5are implicit. Identification elements:- Because of the great.diversity of.circum- stances inherent in this-group, criteria will perforce need to be flexible and responsive to individual conditions. In general: 1) Areas of reclamation or restoration concern are those which have experienced serious detri@ental modification of land form or vegetational form and which possess potential for recovery of such form, or are developed lands which have experienced serious detrimental changes in surface or architectural qualities. 2) Areas of public access concern are those in which physical barriers (e.g., buildings, expressways, pri'vate ownership) prevent visual as well as physical barriers to approaches to the water's edge.. 3) Other remedial action concern includes concerw for enhancement. Areas in which this exists are generally those-where negative intrusions (use, structures) or deficits (low quality visual entities) may be ameliorated through improved I andscape design. 0 Areas especially suited for intensive use or development Definition: Areas in which aesthetic damage resulting from intensive use or development is either avoidable or will not affect adjacent areas of higher aesthetic resource quality- 54 Identification elementsi: Because of the diversity of terrain circumstances, and the primacy of development as an objective in this category, criter ia for expression of aesthetic concern here should address the question of whether des.ignation of the area for development without controls on Oerformance standards for improved siting and design will produce unavoidable detrimental aesthetic impacts on adjacent areas of higher aesthetic resource quality. 3.2.2 Specific Concern The two elements described below are grouped together as a single 11natural value" type of area of concern, of a total of eight listed under' Sec. 920.13.1. Areas of scenic importance Areas are those which rank high on a scale of aesthetic evaluation, systematically assessed. Scenic areas ought to be delineated Along the viewshed (horizon topographical) boundaries within which The other seven, within which aesthetic resources may also be of important concern, are: 2) Areas of high natural productivity or essential habitat for living resources, including fish, wildlife, and the various trophic levels in the food web critical to their well-being; 3) Areas of substantial recreational value and/or opportunity; 4) Areas where developments and facilities are dependent upon the utilization of, or access to, coastal waters; 5) Areas of unique geologic or topographic significance to industrial or commercial development; 6) Areas of urban concentration where shoreline utilizatfon and water uses are highly competitive; 7) Areas 'of significant hazard if developed, due to storms, slides, floods, erosion, settlement, etc.; and 8) Areas needed to protect, maintain or replenish coastal lands or resources, such areas including coastal flood plains, aquifer-recharge areas, sand dunes, coral and other reefs, beaches, offshore sand deposits, and mangrove stands. 55 an integral landscape (local or greater area) can be defined. Buffer areas should be included, as should areas of cqWpn natu.ral landscape quality where scarce or essential,@qualities contribute to.'the larger .unit',s aesthetic integrity. Areas of unique, scarce, fragile, or vulnerable natural habitat, physic al feature, historical significance, and cultural value Closely associated with areas of scenic importance in the aesthetic sense (and defined together with them under Sec. 920.13) these areas are each typified by significant intangible aesthetic, as well as tangible and visual factors. Proximity of these areas to areas of scenic importance should be recognized by the planner as a weighting factor favoring their designation as areas of particular concern. @.3 Procedural Considerations in the Designation of Areas of Concern Since eight possible types of areas of particular concern may be identified, area delineations under individual elements (e.g., industry, recreation, housing, scenic resources) must be considered preliminary delineations until: 1) An.assessment of probable impact is completed. 2) The area designation is reconciled with.the determination of permissible uses required under 305. 3) The preliminary delineations are reconciled with each other and the state's determination of priorities of use for specific areas of the coastal zone. 56 legend: Study area boundary subregion boundary J @1 preserve open shoreline TS U preserve woodland/farm/Ween space Pv q 25 9 4 V WA"ww vIeWpublic access/shorea, islands d constrain building on sensitive heights/ indented shor" open up don" buitt-over shores proted townscape/historic assets' enhance harborsides limit/rolocats, Industrial uses from shore % @k. set back development/ameliorate scarred areas on bluf ts rehabilitate urban landscape outstanding 3 ShoreScape Unit $eenic reach saw scenic upland A deficit/ scenic shoreline 00 Intrusion/ 8 townscape, 0 "Osors, Oftim viewshed areas Of concern 6 text (atlas) o, reference Z V@ Fig. 4-1 Preliminary delineation of geographical areas of ,V, - particular aesthetic concern ex- ,ik -7, 7,@4. Sho"j,i'" Ap"ajAnCe and pressed in non-CZMA terms. Design, fiandtmok, Long Island Sound 15 '76 Figure 3-1: Preliminary delineation of geographical areas of particular aesthetic concern expressed in non-CZMA terms. A full discussion of 1) and 2) is to be found in the following chapter, which will also cover final designation of areas of particular concern or of specific areas for preservation and restoration. A fuller elaboration of item 3) in the present context, however, is essential to a clear understanding of the role of aesthetic resource Planning in the overall management of the coasta I zone. khereas reIconciliation of.conflicting preliminary delineations for physical uses (for example, for housing, air transportation, and recreation) requires, by and large, a selection of one use over others, reconciliation of uses with aesthetic resources requires super .imposition rather than.substitution. That is, if housing is to be introduced into an area that has also been identified as an area of particular aesthetic concern, the concern for aesthetics in the area can be maintained and can be translated into beneficial management through judicious site selection, site planning, and architectural and landscape design controls. Simil-arly, where industrial u.�e is granted highest priority and a designation of particular concern, other uses may be precluded, but aesthetic concern can be maintained and superimposed upon the designated area in the form of design performance standards or other conditions of use pem.iss'ibil ity. Proper superimposition of this kind may,in many casesallow enhancement of coastal zone areas. Enhancement, a stated objective of the Act, can beaccomplished in such instances as the re-use of completed 3poil disposal islands or the redevelopment of existing ill-designed depot and warehouse areas. 58 Nevertheless, it should be stressed that rec onciliation will not normally offset to a satisfactory degree the disruptive effects of new uses.and.structures introduced into areas of high aesthetic value. Where areas have been accorded a preliminary delineation as an area of particular aesthetic concern, the probability is high that the area would include scenic assets, natural or man-made, with which the compatibility of proposed new uses and structures may be less than satisfactory. The state planner should therefore proceed with special caution to review compatibilities and suitabilities of proposed uses and structures, as well as the sensitivities of the aesthetic resources in question to probable impact, in instances where conflict of preliminary delineations occurs. 3.4 Designation of Specific Areas for Preservation or Restoration Section 306(c)(9) of the Act calls for state management programs to.make provision for "procedures whereby specific areas may be designated for the purpose of preserving or restoring them for their conservation, recreational, ecological, or aesthetic values.',' In delineating resource areas as being suitable for preservation orrestoration, the planner is simultaneously identifying them as areas suitable for designation as 2@@ @ra @Lic areas of particular concern. The Guidelines require this in Sec. 923-.16(b)(1), by stating that, effectively, all areas designated according to such procedures, standards and criteria "sh.all also-be considered as areas of particular concern." Some such areas may be landscapes that are identified sperately, or at'later stages, outside the key areas of particular concern. Other areas may be landscapes meeting eligibility criteria for 59 preservation or restoration and identified as integral units within areas of particular concern, of any category. For example, an area of particular concern, identifted as an "area of urban concentration where shoreline utilization and water uses are highly competitive" (see Sec. 920.13(6)) may still contain within it a reach of shoreline that is worthy of preservation or restoration. Such landscape components should be identified for possible designatfon and be granted due consideration as preservation or restoration areas. The tools themselves--preservation and restoration--are significant instruments for stabilizing and recovering aesthetic quality in the coastal zone. Preservation is self-explanatory; elaboration devolves mainly on legal Mid institutional procedures, which are explained in Chapter.5,. Restoration, on the other hand,'as does the related tool of enhancement, requires more careful attention to specific landscape design, architectural standards, and interrelated methods for aesthetic rehabilitation. 60 CHAPTER 4: ENVIRONMENTAL IMPACT, PERMISSIBLE 6SES, AND POLICIES OF USE 4.0 Introduction., The three elements of the'heading of this section are strongly interrelated. An assessment of the probable environmental impacts-of specified uses on aesthetic resources is an essential prerequjsite to the determination of use permissibility. Impact assessment vis-a-vis specific geographic areas of the coastal zone is also vital to decisions on whether, in certain areas, conditions should be attached to use p6rmissibility or use ought to be excluded altogether. Lastly,-.knowledge of both environmental impact of uses, and of th6suitabilities of specific geographicareas for given uses, Will 'guide the planner toward determining priorities of use, final ,designations of geographic areas.of particular concern, and the designation of specific areas for preservation and restoration. 4.1 Environmental Impactand Use Permissibility A key responsibility of the State, under Section 305(b)(2) of the Act, is the development and appl.ication of a procedure for definition of "permissible land and water uses within the coastal zone which have a direct and significant impact upon the coastal waters." 15 CFR 923J2 -states that this requi-rement should be.divided into two distinct elements: 1) A determination of those land and water uses having a direct and significant impact upon coastal waters., 61 2) An identification of which such uses the State deems permissible. Although water quality, biological/ecological, and physical/ chemical effects are the.impacts which come first to mind, "direct and signtficant-u--aesthetic.impacts may also result from land and water uses and from the appearance of other aesthetic qualities of structures employed .in such uses. For example, residential finger-canal construction may direct- ly cause significant sedimentation, turbidity and-color change in estuarine waters. An..oil blow-out could directly cause significant slicking-and fouling of coastal beaches and shores. Each of the above effects have direct and significant aesthetic impacts on coastal waters in addition to the-ecological effects with which they Are perhaps more ordinarily related. Even where ecological effects are not at issue, the appearance of objects, structures, or activities of a land or water use may possibly .cause direct and significant aesthetic impacts on coastal waters. For example, oil-drilling-platforms within view.of a prime scenic beach might be considered such an impact by many beach users. Therefore, for-each permissible land or water use defined, the .State should.identify aesthettc effects that, upon analysis., could be o__ C stal: waters. found to'be f irect and signifi-ant" impa-ct upon coa it is apparent from the example of the drilling platform and beach users that analysis must be carefully conducted to allow the State -to reliably substantiate findings on the significance of impact and avdi.d 62 charges by one or another coastal interett of undue bias. 15 CFR S-ec.--923.12 calls for "operational terms that can be applied 'uniformly and consistently" -and requires four management program components, at a minimum, which perform .the task of permissible use.and impact definition. It is important to note that Section 923.12, in-requiring-the componefts described below, makes it clear that na tura.1 and man-made coastal resources in general, i.e., throughout the coastal zone, and not merely coastal waters al6ne, must be assessed before a State can definitively identify all uses of these resources which may have a direct and significant impact upon coastal waters, and of these, which uses may be deemed permissible. 4.2. The Scope of Impact Analysis In order to identify those uses which have a "direct and significant impact upon coastal waters," the State is required by the Act to analyze "existing, projected and potential uses" as to the level and extent of their impact, be it adverse,.benign,.or beneficial,.intra- state or interstate. (15 CFR 923.12(b)(1)). Although the State is required by the Guidelines to develop,an operational definition of "direct and'significant impact" as a task of the management planning program overall, analysis of the impact on aes-the-tic resources should not be restricted to those uses whtch have a direct and significant impact on them. The guiding principles for aesthetic impact analysis should instead be grounded in the Congressional findings of the Act which state that "special natural and scenic characteristics are being damaged by ill-planned development that threatens these values" (Sec. 302(f)). 63 and in the Act's declaration "that it is the national policy to:preserve, protect, develop,,2and wherL- possible, to restore or enhance the (aesthetic, i-n this instance) resources of the Nation's coastal zone" (Sec 303(a.)). -Detailed analysis of the effects of uses on aesthetic.resources even though they .may not be recognized as "direct and significant impacts on coastal waters" is vital to an avoidance of "ill-planned development." Indirect impacts should also be.carefully studied. Intangible effects, cumulative effects, and effects which materialize only over the long-ter .m.are often among the indirect impacts of.uses and structure .emplacement on aesthetic resources. 4.31and and Water Capability and Suitability In determining which land and water uses may be deemed permis- sible (of those which have been shown to have direct and significant impact upon coastal waters) Section 923.12 requires that a State should base decisions upon evaluation of the.best available information.concerning land and water capability and suitability. The objective method chosen for such evaluation should include the components described below. The distinction between the two operative terms is important: -6apability is the inherent capacity of a land or water resource to produce or sustain defined benefits or uses; suitability is the appropriateness of a use Or structure to a resource. For example, a soil type of agricultural capability Class II has a higher crop-productive capacity.than one in Class III, whereas in terms.of suitability for road construction or wildli fe conserva- tion, the same soil type may be subject to.slight, moderate, or severe 64 limitations (system employed by the U.S.D.A. Soil Conservation Service).' 4.3.1 Aesthetic Capabilities Here the planner must take care. Agricultural capabilities are easily amenable to measurement; developmental capabilities are relatively the'same; food producing capabilities in estuaries and marine environments are becoming increasingly responsive to measurement. In each of these three areas capability implies a transfer of energy, or a change of state, between the latent resource and what it may produce. However, since aesthetic resources are.actually the perceivable characteristics of land and water resources,there generally is no gap between what they are, in a latent state, and what they "produce". What they appear to be, in other words, is what they are valuab9,e for. Important exceptions exist: the qualities of resources that are amenable to restoration and enhancement.are those characteristics which lie below the level of their full potential. For example, a filled and abandoned shore area, despoiled and littered with dis- carded items, would have a very high enhancement capability, possibly a restoration potential (if removal of fill were feasible) and possibly a.potential for other beneficial and major alterations. With the above in mind, the planner will see.that the most obvious assessment system for determining capabilities of aesthetic resources is one which measures the gap between.aesthetic resources- as they exist And what they could be if afforded wiser management. The terms which best reflect-the range of possiblegaps are: Refer to the.discuss.ion of eyesores, intrusions, and deficits, in Chapter 2. 65 Capability Class I: no alterations in resource appearance desirable Capability Class II: enhancement desirable Capability Class III: restoration desirable Capability Class IV: major alterations (aesthetic development) desirable (e.g. development of a marred area as parkland) Since this level of analysis is best applicable to specific resource situations (e.g., "headlands: Sachem Head") rather than broad generic classes (e.g., "headlands") the planner should make sure that the resource inventory is either geographically specific (i.e., actual locations) or, at the minimum, a compilation of specific sub-categories of resources found within the State's coastal,zone. (e.g., "scenic, rocky headlands; wooded headlands with low density single homes," etc.) In reviewing aesthetic capabilities, the following should also be cons'idered: 1) Is the aesthetic resource renewable? The renewability of most aesthetic attributes is welded to the renewability of the resources of which they are part. If a marsh is filled, the aesthetic quality of the marsh is ended. In some cases, however, a distinction can be made- Forests,.for example, are renewable'resources in.a silvicultural sense; but if a forest is clear-cut, its aesthetic qualitv is ended, at least for the current generation of aesthetic users of the region. 2) Under what conditions will the renewable resource have.the capability for sustained and undiminished yield At a certain point,,environmental modification will d4mini�h the aesthetic "yield," or satisfaction, derived from any giv-,en resource. 66 Consensus on where this point lies may be hard to find, because OfAhe wide differences of view on the d@sirability of preservation vs.,development. Interspersing of mobile homes in a woods-and- open fields shoreland may seem quite aesthetically desirable to some-people, particularly to mobile home owners. A relatively objective assessment can be.made, however, U ".sustained and undiminished yield" is interpreted to mean continuation of the same aesthetic qualities, modified only by changes harmonious with them. 4.3.2 Aesthetic Sensitivities To evaluate upe suitabilities, a clear understandi ng must be obtained of.the sensitivittes of aesthetic. resources to the functional, structural,.operational, architectural, and tite aspects of the existing, projected or potential uses or structures under consideration. Hydrographic, t9pographic-morphological, vegetational, and other visual and non-visual aesthetic characteristics of the resources must be studied. Example 1: Natural Resource Aesthetic Attributes Aesthetic Sensitivities Shoreline, undulating openness sensitive to siting of. shore rhythm uses and structures - which are close to shore and interrupt rhythm and views or which are high and interrupt views of distanf skyline from sig- nificant-viewing points 67 'Example 2: Man-Made Resource Aesthetic Attributes Aesthetic Sensitivities 18th-19th Centupy highly varied roof geo- sensitive to siting of .town harbor metrics and silhouettes,. large, flat-roofed intangibles related to buildings or space architectural and gaps which interrupt historic interest and continuity or homogeneity preservation, human of defined area and work (fisheries, maritime) dynamics A fuller presentation of selected attributes which determine aesthetic resource sensitivity tordevelopment is given inTable 5-1 Tabl e 4-1 NATURAL AESTHETIC RESOURCES AND SENSITIVITY TO DEVELOPMENT Attributes which determline Basic- Specific, Sensitivity of Development Categories Categories 'of Aesthetic Resources open bays/shelf waters openness of views to horizon creates high sensitivity to struc- ture emplacement, such as drilling platforms. coves partial closure creates arena- like environment in which the prominence of structures is magnified. estuaries/lagoons aesthetic integrity of visible ecosystem defines eXtreme sensi- tivity to development. surrounding topography is visually prominent from water's edge. river mouths view to and across river mouth is possible from many viewing points. Massive structures may block views. fjord-like inlets/ dramati c bordering of passage by narrows/guts landforms defines high sensitivity to development. I of 3 68 NATURAL AFSTHETIC RESOURCES-(2) Attributes which determine 3asic Specific Sensitivity to Development @ateqories Categories of Aesthetic Resources streams/rivers vi'sual integrity of stream LU defines high aesthetic sensitt,- vity to development for other C) than water-related structures. Ca W wide floodplains anderodible Uj banks limit development possi- < bilities. breaker zone maximum impact of wave erosion creates extreme sensitivity to structural emplacement. beaches sweep of view. Beach dynamics, and pristineness of sand or "graded" quality of beach materials create extreme sensitivity to de- velopment. U.1 salt/fresh water unique vegetational systems and marshes inteqrity with tidal influence, physiographic forms. _j mangrove swamps unique.vegetational system Uj and dramatic wildness., distant islands visually prominent from land and water. coral reefs/ unique forms other sUb-tidal forms high islands extremely visible from shore and water. headlands highly visible from shoreline; man-made structures stand out in silhouette from shore-line observer C1 1, points, or because of contrast against rocky background. dunes vegetation fragile, intolerant of trampling. dune-trampling, housing construc- tion, and other dune c@est usage will destroy wind-formed aesthetic. 2 of 3 69 Attributes which determine Basic Specific Sens-itivity to Development Categories Categories of Aesthetic Resources bluffs/banks prone to man-caused erosion Visually prominent from beach, offshore. low plateaus/ Jow, even vegetation makes coastal plains these areas highly sensitive to visualimpact of structures. high plateaus/ openness & height provides high coastal terraces visibility, especially from roads on ridges. edges of high plateaus at coast- line are highly visible from beach and are erosion-prone. arroyos/canyons ridges which enclose space are visually prominent from floor. pea.ks/ridges@ .heights are extremely prominent from most points in the viewshed' below. intertidal visibility of integral components of ecosystem creates high sensi- tivity to development. sand dune community vegetative community highly fra- gil'e to human use and development. salt marsh community vegetative community highly fra- gile to human use and development. 3 of 3 4.3.3 Analysis of use and structure suitabilities To be able to utilize knowledge of resource sensitivities in the determination of use impact and suitability, an analysis 'of the aesthetic effects and design constraints and variables of existing, projected, and potential uses,. and the objects, structures, and activities typical of them should be prepared. Analysis of aestheticeffects will provide a direct ba- 70 sis for an impact assessment and determination of use permissibility,while analysis of design constraints and variables will yield answers on whether alternatives and measures exist which can help to avoid detrimental aes- thetic effects. Figure 4-1 illustrates how data relating to the siting and design of large-scale facilities can be displayed, flowing from an analysis of the architectural, engineering, and operational constraints of uses and structures to an identification of planning and design variables and recommended guidelines. Uses and structures of similar aesthetic impacts on shoreline types may be grouped together as "use-and-structure" classes. Two examples of this type of general suitabilities matrix are shown below. A generalized level of analysis is the minimum the State should undertake. It will adequately serve, in conjunction with other resource 71 facility ports repesm"We repremytative silwwft class type container 4 e apacie 2 xampl C tY 2 BERTHS pr0cm 5=04g 7 ir 5 critical promi - dimensions nent typi Cal struc material cent1ml cOrnponents horizon. vertical tures concret <-Berth length and depth depend on size of ships serviced and CONTAINER BERTHS 800-900, 8-12' jantries wood on maneuvering requirements. proMi- super- bOme ships have on-board cranes, but most use the more effi- 2CONTAINER SHIPS 700-800 nent itructur LLtSel cient on-shore gantries. <-Containers usually 8xB with lengths of 20, 30 or 40 feet. 3CONTAINERS 20-40' 8' steel I No one standard used to date. Colic wd 4CARG EXCHANGE BUILDINC 500' 20-30' Steel, J<-Need min. 120,000 sq. ft./berth, 100' around bldg. for trucks. 15-30 contain- -*-Area needs depend on container size, stacking method, rate of 5 UPLAND STORAGE A/harth'i ers , Concrete movement. Can be reduced by use of multi-story container 6 IDOCKSIDE GANTRIES 50- 1 150' entire steel storage bldg. ancilWy 'cornponents - steel Height variable, depending on needs of port. A tower often 7OFFICE BUILDING variable variable concrete built to survey area. 8EQUIPMENT MAINTENANCE steel I BUILDING 70' 50' concrete security Fencing required by OSHA standards and security needs. 9PERIMETER FENCING wood *:Entrance to port through gate/guard house complex. bld notes 1 Port lighted for night-time operation; lights of 400 watts on 110 ft. p@les. Intended to provide adequate coverage at minimal cost. Figure 4-1: Container Ports Excerpted from LISS Shoreline Appearance and Design Handbook, 1�75 use impact copsiderations, to guide decisions on which uses may be designated as pemissible-within the coastal zone and what regulatory standards would be suitable to keep uses so designated from diminishing the aesthetic "yield" of affected resources. If the State conducts aesthetic resource analysis in greater detail, it will improve its capability to identify specific resource areas where conditional permissibility should be established, as well'as aid in identifying areas of particular aesthetic concern, areas that should be I UZ 72 CONTAINER PORTS Constraints and Variables Recommended Guidelines Althoulgh container traffib can be handled by 1. Reduce the area requirements -of container iieneral cargo Ports,.th6 efficiency potential of storing Yorts by constructing multi-story storage build- cargo in pre-packaged units cannot be realized with- ings. out specially designed facilities. These facilities con- sist of quay-type wharves with apeons, gantries 2. Consider siting and design of sheds and other (special dockside rail-mounted or rubber-tired structures which have more structural, graphic, cranes), straddle carriers to unload and mo@e the and color interest than most typical warehousu containers, and a large upland area in which contain- near roads and other public areas. public parks at property sidelines ers arq sorted and stored, Also found within the port give visual access to ports, careful area are a cargo exchange building for filling and Provide ample screened space within the corn- screening lessens visual impact unloading containers, an office/administration build- plex to adequately accommodate rigs waiting ing, lighting units, security houses and fencing. The' for loading/unloading. vertical storage amount of upland area required depends upon the lessens land size of the port, the size of the containers typically 4. Employ earth-mounding and tree plantings at coverage handled, whether stacking (to two or three layers) is public edges to enhance the relationships to be used. and whether open-area storage or multi- between the port and suprounding areas. This story facilities are to be adopted. The space needed can be of particular use to soften monotonous for open-area storage can range from 15-30 acres per lines of stored cargo containers. berth. There are limits to the extent. thiii space *requirement can be reduced since containers cannot 5. Shield and direct lighting away from residential generally be stacked more than two high without and other public use areas wherever possible. substantially increasing the sorting time. Alternatives The high intensity elevated "bomb" type lights include the construction of computer-run multi-story should be avoided in favor of more localized trees and buildings which could house up to five times the lighting systeA. shrubs screen number of containers in open storage in comparable public viewing space. Initial costs of such an automated facility are 6. Provide easements for public viewing and access high, but where waterfront land is scarce, their to the wateifront at the sidelines of the construction may be environmentally de.sirable, if not container port, in accordance with security and economically advantageous, safety regulations. 7. Review existing OSHA regulations to deter" ne whether modifications to allow sideline access to the waterfront can be made more effective. security at sideline easement needed designated for preservation and restoration, and other elements as described in Section 923.13 through 923.17. 4.4 Decisions on Use Permissibility The impact, compatibility, and suitability analyses described above are intended to serve as the basis for defining permissible uses, specifically: which.can be reasonably and safely supported by the resource which are compatible with surrounding resource 'utilization, and which will have a tolerable impact upon the environment. Some Uses will, of course, pass the above test; others will be lacking in one respect or another. 73 Suitabilities can also be readily assessed and displayed in matrix form and should be addressed both at the generic level for aPDli_ cation to broad state policy guidelines and At the specific, locational level for guidance on actual local conflict resolution and individual shorescape unit management. -The suitability distinctions displayed in Table 4-2 are hypothetical and presented for the,purpose of illustration only. Table 4-2 USE AND STRUCTURE SUITABILITIES Example 1: Generic Level/Use and Structure Suitabilities Uses Structures Resources, extensive moderate intensive small medium large beaches H L M L L terraces H H M H H M marshes M L L L L Assessment Key: H = High suitability; M Moderate suitability; L Low suitability Ex ample 2: Specific Level/Use and Structure Suitabilities Uses Structures Swim Hiking Small Small Resid. Resources Recr. Recr. Resid. Comm. Shed Resid. Group Mfg. Shorescape Unit # 180' (Northville) .beach H L L L L L L L .bluff face M L L L L L L .bluff crest - H L L L L L L (100 yards) .beyond bluff - H H L-M H H M L 100-200 yards Assessment Key: H = High suitability; M Moderate suitability; L Low suitability 74 Because of the high diversity of capabilities of land and water resources to sustain given uses (e.g., an industry could locate in, a pre- existing industrial area without inflicting any aesthetic ham, but could not do so in a salt-marsh) the State's definition of permissibility may be "correlated with the nature (including current uses) and location of the. land on which the 'use is to take place." In other words, uses that are permissible in general through the coastal zone may be either excluded from those areas where resource utiliza- tion violates one or more of the test criteria cited above, or made condi- tional upon the adoption of measures by the resource user to mitigate or avoid aesthetic damage to the resource to the maximum possible degree. For example,'in-a sensitive upland terrace within view of a coastal highway and backed by middle-distance mountain ridges, the definition of residential use permissibility maybe made dependent upon regulations or standards that blend existing, and projected construction into the surrounding topography. Architectural, massing and other design and site planning standards can'also be made conditions upon which a'permissible use may be.approved in an aes- thetically sensitive resource area. Height, setback, foreground vegetati,on projection, and other performance standards of this kind may be effective--from the singular standpoint of aesthetics--in mitigating the visual impact of various uses and structures in specified areas of the coastal zone. When interrelated with the impact analyses conducted for thermal-biotic, chemical,ecosystem effects of such uses in the area studied, a comprehensive view may be arrived at as to whether--in that particular sector of the coastal zone---they 75 should be permitted, not pemitted, or permitted under specified conditions of use. 4,5 Policies of Use 4.5.1 Final designation of concern areas The synthesis of findings in the vertical, or special study efforts conducted under the C Z. management planning framework (that is,,, aesthetics, fisheries, mining, land use, and others) will constitute the prelude to. a review of the preliminary delineation of geographical areas of concern indicated by each of the study participants. The resulting fiInal designations of geographic areas of concern will presumably constitute best trade-offs or beneficial reconciliations of divergent findings. Although, as noted earlier, the likelihood exists that recon- ciliation can open the door to severe incompatibilities in areas of parti- cula,r aesthetic concern, policies may be adjusted.awhen this occurs to com- pensate in some measure for the possible threats to scenic or related va- lues. For example, where previously the intended priority of use would have been preservation, adjustment to a priority for commercial use would stress protection through rigorous architectural codes and zoning ordinances, en- hancement through site improvements and landscaping, restoration through careful amelioration of any areas disfigured by project construction, and general management through careful monitoring by local and state officials of numerous other factors., 4.5.2. Specific areas for preservation and restoration Much of the subject matter of this section has already been dis- 76 cussed under the sections which deal-with geographic areas,of'particular concern. It should be emphasized, however, that the two.c.ategories, "specific areas" and "areas of particular concern".may,be-,.but are not necessarily congruous. An area of particular industrial concern, for exam- ple, may include a pocket of scenic headlands or marsh which can be desig- nated for preservation--or restoration. Summarized,briefly, representatiVe'examples of@the specified area category would include: Scenic resources Viewing points/overlooks Non-scenic-resources-of high-aesthetic: value .historic sites, structures, and areas archaeological sites cultural-focuses scientific, geologic, floral, and faunal resources 4.5.3 Ranking according to immediacy-of-need In terms of aesthetic resources,,the management terms identified in the Act take the following orderof urgency: Preservation of aesthetic resources (normally 'Protection of aesthetic resources* descending Restoration of aesthetic resources order of Development or e'-nhancement of aesthetic resources ..urgency) 4.5.4 -'Excluded Federal and Trust Lands. Although Federal lands are excluded from-the implementa- tion program of the State's management plan, advisory recommendations on'the aesthetic assets or problems of Federal properties could be easily transmitted and-should be welcomed by the agencies in question, particularly where en- 77 hancement, restoration and protection of resources on the edges of such pro- perties are matters of concern. 4.5.5 The national interest in the siting of facilities According to Sec. 306(c)(8) of the Act, states must allow "ade- quate consideration of the nationall interest in the siting of facilities which are other than local in nature.'.' This implied definition of facilities used here is quite broad; the term facilities can mean everything from power plants and oil refineries to large commercial marinas. The original intent of Congress was to ensure that power plants and other facilities of national importance would@not be unreasonably excluded from the coastal,zone by local governments opposed to them. On the other hand, the Act does not compel the overriding of local authority in instances of reasonable posture, nor does the Act constitute facility siting legislation. The clause is essentially permissive, simply asking for "adequate consideration of the national interest." Obviously, too, the national interest could be identified as indicating preservation of prime scenic resources, whereas many facilities, including power plants, might be more correctly classified as regional, ra- ther than national interest. Moreover, feasible alternative sites exist for many large-scale facilities, often well inland of shoreline areas of particular concern. Lastly, even where the national interest is invoked in decisions to site a facility within a given area.of the coastal zone,, it is also in the 78 national interest, as expressed in the congressional findings of the Act, to preserve, protect, enhance, and restore aesthetic resources. Thus fa- cilities sited un der suc h auspices should also be subject to whatever con- ditions of use, construction and operation can ensure the highest sustained yield of the identified resources. 79 .CHAPTER',5: DEVELOPING AN AESTHETIC RESOURCE ELEMENT IN THE.COASTAL ZONE MANAGEMENT PROGRAM 5.0 Introduction The state planner can use this chapter in developing methods for, managing aesthetic resources in conjunction with other elements of the coastal zone management program. He may choose to treat aesthetic resources as a separate planning and management element, or to include recommendations for aesthetic resources with other components of the program such as land-use or environmental protection. In either case., the framework developed here should guide the aesthetic resource management program. Traditionally, protection and enhancement of aesthetic resources have been tied to the achievement of broader land-use or environmental objectives, with the exception of historic preservation and highway beautification legis- lation. Furthermore, courts have been reluctant to uphold aesthetic controls unless some broader public purpose is served. The Coastal Zone Management Act, with its expressed concern for .aesthetic resourceprotection, provides such a broadened purpose by singli6g out coastal areas for comprehensive planning and management. Thus, aesthetic controls which are specifically geared to the goals of a state,coastal zone management program are likely to be considered acceptable by legislatures and,-quite possibly, also by the courts., Aesthetic controls are commonly interwoven with other forms of development controls (i.e., zoning, subdivision regulation, or sign control). The tasks of this chapter, therefore, are to extract applications for aesthetic 80 resource management from existing broader tools, to identify ways in which aesthetic control can be incorporated into new tools,'and to indicate how these controls can be effectively implemented as part of an intergovernmental management program. Further, legal problems which might arise-as a result of the administration of such tools will be investigated, and guidelines presented for avoiding these problems i,n new legislation. 6.1 Definition of Goals and Objectives Within the context of the declaration of national policy in Section 303(a) of the CZMA, an aesthetic resource management program could contain the following general policies or sets of goals: - To preserve and protect existing aesthetic assets, both natural and man-made; - To restore and enhance the visual quality of areas which are currently either aesthetically deficient or of neutral scenic value; - To develop future aesthetic resources and prevent aesthetic deficits, particularly in the case of new development. @The policy goals of preservation or protection are an obvious starting point in an aesthetic resource management program. Areas of high aesthetic value, which among others include natural areas, historic areas, and special viewing point s, should be preserved and protected where appropriate. Restoration of areas of low or ho particular scenic quality is a more complicated goal. It covers a range of actions from restoration and rehabilitation of aesthetic assets which have deteriorated over time (such as the commercial core areas of older communities) to the redevelopment of blighted areas (such as abandoned industrial facilities). Restoration of 81 natural areas, such as tidal wetlands, can sometimes be accomplished by eliminating the pollutant or foreign element and'letting ecological processes restore them naturally over time. Enhancement of aesthetic quality in the existing natural and man-made environment involves such techniques as managed cutting and planting of specific plant spectes, as well as more general land management and landscaping activities. The development of future aesthetic.resources,through architectural and site plan review and other design controls on new development,is also of prime concern in developing a program. The enlightened private entrepreneur understands the importance of good design in making his development more pleasing to the public and thus more profitable; he should therefore be encouraged with special design incentives to take the initiative in such matters when appropriate. New regional-scale public facilities should also be subject to design review controls. Obviously,@ within each particular state proqr&M, more specific objectives- must be developed under each of these general goals. For example, the preservation of scenic natural landscape features and the protection of historically and culturally significant townscapes would be reasonable objectives under the first set of goals, while restoration of debilitated port facilities and rehabilitation of waterfront commercial centers would be likely goals under the second set of policies. 5.2 Selection of Management Tools To meet the,goals and objectives, four principal groups of tools 82 may be considered in aesthetic resource management planning: Acquisition on thd open market of fee.simple and less than fee simple interests in private property; also, the taking of.private property by powers of eminent domain-(with compensation duly provided); Regulations of land-use and other development activities through the police powers of state and local governments; Federal and state legislative standards placed upon the administrative process at the state, regional and local levels of government; and Other types of tools, including tax incentives, encouragement of voluntary action, and public education. 5.2.1 Acqufsition Acquisition of aesthetic resources can be accomplished through purchase of Iselected rights in the designated properties (to protect views or sensitive naturalareas) or through outright purchase in fee simple. Section 306(d)(2) of the CZMA requires that agencies responsible for implementing the management program be empowered-to acquire fee simple and.less than fee simple interests in property (15 CFR, Part 923.25). Purchase of easements, while reducing total costs, is constrained by the difficulties of determining the exact value of those rights to be acquired. Outright acquisition, while incurring the highest costs to governments (or non-profit orgafiizations) produces the highest long term benefits. Costs can be reduced by leasing or selling back the property to private owners with deed restrictions which will insure that sensitive areas are protected or that architectural or site planning controls are applied to future development. If the land is kept in public ownership, however, continuing maintenance and management is necessary. Under the powers of eminent domain, the taking of private property in fee or in less than fee interests by a state or local government for a public 83 purpose should probably-be considered onlyas a.last resort. If@the more normal acquisition Drocess involvinq a willinq sel.ler at an aqreeab-le market price fails, then a forced sale may be required, but only wit h just financial compensation. 5.2.'2 Regulation Section 306(c)(1) of the CZMA re@4uires some form of stale@ or state- delegated regulatory control over land and water uses in the coastal zone.' Police power regulations include traditional and innovative local'and state land-use controls which can incorporate aesthetic protection and specific architectural and design controls. Examples of indirect aesthetic control include zoning for coastal flood plains and.wetlands. Regulation of'this kind, either through direct state controls or through local controls meeting state standards, are two of the alte@native implementation frameworks authorized by Section 306(e)(1) of the CZMA (15 CFR, Part,923.26). The effectiveness of police power regulations is constrained by the constitutional and legal require- ment of proving public purpose and reasonableness in the regulations in'order to avoid a taking of private property without due.process of_law_. Regulations, if stringently enforced through such mechanisms as permits, licenses, hearings, inspections and fines, are likely to achieve aesthetic objectives at lower costs to the government than are incurred through acquisition; however, permanency of the improvements is'not insured, since the regulations can be appealed or c'hanged. Furthermore, police power regulations controlling appearance and design may impose rigid minimum standards which ignore landscape variables and lead to monotony and mediocrity in design. This can,be aVoided if controls, e.g., height and setback requirements, 84 are flexibly geared to the specific topogra0hic and other aesthetic reSource characterisii,cs,of the regulated area. 5.2.3 Administrative Review Legislative standards imposed upon the administrative process deal with aesthetic and environmehtal,values on a case by case.basis, Administrative review at the state level is the third alternative framework authorized by Section 306(e)(1) of t@e CZMA.(15 CFR, Part 923.26). Broughton (1972) suggests that administrative review more generally "is the area where the greatest progress has been made to include,aesthetics as a primary factor in the decision making process. The use of a range of performance standards, administered by design professionals, either in a single review agency or in separate bodies with review powers, permits a more flexible and sensitive application of the standards to new development projects than is allowed by stringent and specific regulations. However, this process loses force if the design considerations are not given adequate weight in the overall review of any given proposal. (See paragraph 5.4.3 for a further discussion of administrative review.) 5.2.4 Other Legal Tools The final. category.of management tools includes various indirect mechanisms for protecting and restoring aesthetic resources, principally the encouragement of voluntary private actioni through various"governmental incentives. Preferential tax assessments, for example, have been used in many states to preserve agricultural, forest and open lands; similarly, tax incentives and low interest loans can be-used to influence industrial location and the improvement of private properties in residential,.commercial or 85 industrial use. For example, tax benefits or advanced capital depreciation might be used to encourage relocation of non-coastal-dependent industries to the interior. In terms of Section 306(e) of the C ZMA, these other tools cannot be the sole basis for the management of program implementation; they must be coordinated with any one or a combination of the three alternative techniques for control of land and wa ter uses in the coastal zone, i.e., state criteria for local implementation, direct state regulation, or state administrative review. With respect to three areas specifically referred to in Section' 305(b) of the CZMA (per-missible land and water uses, geographical areas of particular@concern, and priorities of uses within such areas), all four of the groups of general tools or legal strategies are useful. For example, areas of particular ecological, sensitivity may need to be acquired as a public benefit in order to preclude man-made alterations of any kind; scenic easements may be only partially useful in this context. Less sensitive areas, which could absorb non-intensive forms of development, may need to be regulated under the police powers of protecting public health, safety and general welfare. Such regulatory activities may be administered at either the local or state governmental levels, or through some reasonable combination thereof. State administrative review of high priority or large-scale developments, especially as it relates to land and water uses and decisions of more than local signifi- cance (i.e., of national, state, or regional significance), is another of the general management tools available. This third legal approach may be particularly useful for aesthetic resource management, since scenic values have traditionally been subject to strict legal and constitutional.interpretation, vis-a7ViS incorporation into the regulatory concept of preventing a public harm. Voluntary initiatives, public incentives for private entrepreneurs, and special bonus 86 arran.gements in return for-quality site plann,ing and design are also comparatively flexible ways to implement the aesthetic resource element in the coastal zone management program. 5.3 Consideration of Potential Legal Problems, In the landmark case of Berman v. Parker, the.U..S. Supreme'Court in 1954 upheld and modified a lower court judgement concerning the taking'of private property in,an area planned for urban redevelopment. The District Court had maintained that such a taking was legal-and constitutional because existing slum conditions were "injurious to the public health, safety, morals, and welfare" (348 U.S. 26 et seq.,.1954). The Supreme Court extended this finding to include not only slums but blighted areas wh.ich tend to produce slum conditions, thus legitimizing the urban renewal plan. Under the Fifth Amendment, the property owners involved were paid just compensation for their condemned property. Of particular interest here, the Court also said in Berman v. Parker: "The concept of the public welfare is broad and inclusi ve. The values it represents are spiritual as well as physical, aesthetic as well as monetary" (348 U.S. 26 et seq. 1954). Thus, within the context of a broader community purposet aesthetics have been judicially recognized as an issue of con- cern to the welfare of the public. Nevertheless, courts have been reluctant to uphold controls solely on aesthetic grounds; some of the reasons are @contained in the following paragraphs. 87 Aesthetic benefits are difficult to q4antify and are often placed at a disadvantage when confronted by economic and social interests. On the one hand, economic interests have often negated aesthetic-benefits,, on the other hand, aesthetic concerns (for example, "protecting a town's character" through large lot zoning) are often challenged for negative social effects K.e., exclusionary zoning). Stringent aesthetic controls often limit private property rights without just compensation, subjecting them to chal'I.enge under the taking issue--unless necessity, reasonableness, and public interest are adequately proven. If compensation is paid, the market value of*scenic property rights is often hard to determine. Courts have tended to sub-, ordinate aesthetic interests to environmental or land-use concerns, resulting in approval of aesthetic regulations only when they are linked to a broader public purpose. Many forms of land-use controls which in- directly affect aesthetics have been tested and upheld in the courts over time (e.g., zoning, building codes). The Michigan Law Review (June 1973) notes that fourteen states..." have accepted or indicated that they are receptive to the view that legislation based solely on aesthetic considera- tions i-s valid..."; however,..." the plurality view, held by twenty-three states, is th at an ordinance based solely on aesthetic considerations is not valid, but that aesthetic legislation is valid if it also serve s some other legitimate interest." 88 'Precise standards for arriving at an objective determination of. aesthetic benefits have been difficult, if not impossible, to generate,.and in fact may not be desirable. As this study demonstrates, the present state of the art seems to.indicate that a fine-grained understanding of local land- scape and townscape values should be the basis for aesthetic criteria and standards. As aesthetic resource characteristics vary from place to place, criteria and standards may need to be varied from region to region or from locality to locality. Thus, state enabling legislation for aesthetic control should provi-de for flexibility within limits assuring minimum acceptable pro- tection; arbitrary and capricious aesthetic legislation at any level of govern- ment must be avoided for obvious legal and constitutional reasons. Similar'ly, the provisions of Section 306(c)(8) which call for "adequate consideration of the national interest involved in the siting of facilities'necessary to meet requirements which are other than local in nature" present challenges in terms of enforcing aesthetic controls. The desigrfation.of such types of facilities and the standards used in determining their location mu st be carefully worded so as not to exclude the application of aesthetic criteria and standards for such facilities. Section 306(c)(8) provides for "adequate consideration" in terms of facility siting, but clearly does not provide any dispensation from other terms of the Aci.-.In other words, it may be determined that a power plant must be sited in a given coastal loca- tion, but,this will not exempt the design of the facility, its setback from the shore, and other landscape and architectural provisions from adhering to those standards, priorities and policies established by the State or its subdivisions for the area. Some states may even choose to require special design standards for large-scale facilities to compensate for the aesthetic damage that intru- sion-into the site may cause. 89 Mandatory standards controlling architectural features are difficult to draft and implement without.challenge., The enactment of local standards, under appropr-,iate state guidelines and enabl,ing legislation are recommended in order to effectuate minimum standards. However, as Cerny .(1974),,notes, "the best procedure'seems to be to establish a qualified board to review. and approve appli.cations." The universal effectiveness of flexible standards under case by case review procedures should not be.expected either. More generally, Section 305(b)(4) of the CZMA calls upon the states to include a list "...of relevant constitutional provisions, legislative enactments, regulat@ions, and judicial decisions" in their respectiVe' management programs;,such r@view is tied expressly to the control of permissible land and water uses within the coastal zone. Obviously, the research and analysis required under this section of the Act will serve to alert the planner to his state's particular legal and implementation prob-lems--and in so doing, he will.be ina better position.to design a management'planning program capable of being administered. 5.4 Segmentation and Aesthetic Reso6rce Planning Elements States adopting segmented approaches in the preparation of coastal zone management plans will be doing so under Section 306(h) of the Act "so that immediate attention may be devoted to those areas within the coastal zone which most urgently need management programs: Provided, that the State adequately provides for the ultimate coordination of the various segments of the management program into a single unified program and that the unified program will be completed as,soon as is reason- ably practicable." 90 As'explicated by Policy #7 of the March, 1,975 statement of the Office of Coastal Zone Management, "Segmentation of State Coastal Zone Manage- ment Programs," the "control or protection of a single use or resource does bot constitute segmentation.11 Thus, aesthetic resource planning elements by themselv,es cannot be funded as segmented programs even,if they cover the full geographic extent of the state's coastal zone. Conversely, a management planning program proposed as a segment must not exclude aesthetic resource considerations as expressed in the require- ments of the Act, as pointed out in OCZM's Segmentation Policy #2, which states that "All statutory requirements or administrative regulations, applying to complete State management programs will apply to-segments." 5.5 Allocation of Planning and Management Responsibilities Amo@q State, Regional and Local Levels of Government Implementation of aesthetic resource goals and objectives should be tied to the manageme@nt structure established to implement the coastal zone management program in general. Thus, specific aesthetic resource management 91 tools must-be coordinated with any one or a combination of the following general techniques for control of land and water uses within the coastal zone under the provisions of Section 306(e)(1): (a) "State establishment of criteria and standar *ds for local imple- mentation, subject to administrative review and enforcement of compliance; (b), Direct'state land and water use planning and regulation;. or (c) State administrative review for consistency with the management program of all devel.opment plans, projects, or land and water use regulations, including exceptions and variances thereto, proposed by any state or local authority or private developer, with power to approve or disapprove after public notice and an opportunity for hearings." The purpose of this section is to illustrate how planners can meet aesthetic resource management objectives within each of the above three frameworks, with appropriate delegations of responsibility among-the state,, regional and local levels of government.- 5.5.1 State Criteria and Standards for Local Implementation Under this framework, the state government would have the primary ,responsibility fordeveloping aesthetic standards and criteria to be used in regulations or administrative procedures at the local level. Regional planning agencies or governmental units (county or metropolitan area governments) could be responsible for reviewinq local manaqe- ment programs for compliance with such aesthetic standards. The local governments would have the major responsibility for developing administrative procedures which meet*state standards and which, at the same time, are responsive to specific local problems and needs. 92 In terms of aesthetic resources, this arrangement has-the following- advantagesi: 0 Local governments can conduct the most detailed and extensive aesth etic inventory field work upon which to base the regul-ations. ..Local planners can most easily identify aesthetic assets and deficits, owner- ship patterns, and priorities for preservation, protection, restoration, enhancement, or development. a Local planners generally have close relationships with developers and citizens within their jursidictions, and are thus .in a better position to negotiate for quality design and site planning modifications. 0 Flexible standards at the state level can allow for changes from locality to locality which reflect regional variations in natural landscape and settlement patterns. 0 Local governments have a body of existing regulatory and review powers which could be modified to incorporate new aesthetic standards, meaning that extensive new state legislation might not be necessarv However, the following disadvantages.should also be noted: 0 Local governments may not care to institute changes in the status quo. 0 Local planning and zoning boards may not have sufficient desi gn training and experience to translate state aesthetic criteria and standards into effective review procedures at the local level. 9 Aesthetic conflicts may occur at town boundaries as a result of- differences between localities, even if general state standards are met. 93 9 State aesthetic standards formulated to be applicable to varying conditions from locality to locality may be too general to ensure maximum aesthetic benefits. 5.5.2 Direct State Planning Regulation Under this framework the state government would have sole responsibility for aesthetic resource management in the coastal zone. In this case, local and regional responsibilities would be slight, apart from initial input into the formulation of the regulations. The advantages of this framework in terms of aesthetics Are: * Direct state regulation will ensure that the aesthetic integrity of the entire coastal zone is considered. State inventory work would cover the entire range of coastal zone aesthetic resources at once, making it easier to establish broad priorities for acquisition and regulatory management. * State agency staffs are usually better equipped professionally to conduct such inventories. The availability of uniform data for the entire coastal zone is a valuable planning tool. 9 In terms of location of development, statewide land-use controls in the coastal zone would be more likely to protect critical scenic areas of more than local concern, since the state planner would be less sensitive than his local counterpart to local tax benefits resulting from large-scale devel o0ment. e Statewide ordinances including aesthetic standards would encourage uniformity and integrity of appearance and design throughout the coastal zone. 94 This framework has the following disadvantages: 0 It would be difficult to develop precise architectural and design controls for all types of districts in a statewide coastal land-use control program, due to the wide scope of the legislation. e.Such controls, if administered by the state, might be subject to challenges by local citizens or developers, particularly in cases where zoning is changed or restrictions are imposed. 0 The-statewide controls might cover only areas of particular concern; uncontrolled development in other areas, which are included within the regional viewshed, might be detrimental to coastal zone aesthetic quality as a whole. 5.5.3 State Administrative Review Under this framewo@k, the designated state coastal zone manage- ment age ncy would be responsible for review of all local and state projects, proposed land and water use regulations, and private development plans in order to determine their consistency with the coastal zone mangement program. The power to approve or to disapprove such projects, regulations, and plans would be a powerful implementation tool, but would have to be contingent up6n public notification and hearings on a case by case basis. 5.5.4. Summary 'Obviously, each state program will be structured somewhat differently depending upon its particular planning, legali and govern- mental history. Some parts of the country have a strong tradition of lo- cal home-rule, which no doubt would lead to an emphasis upon local imple- mentation of a coastal zone,management program. Some parts of the country have strong county government, while some have relatively weak or no 95 county government at all'(such as in Massachusetts or'Connecticut). Regional planning and management of aesthetic resources in the coastal zone of states with strong counties would probably be feasible, upon the delegation of such- a state-wide program to the county level of government. Where no regional or metropolitan government exists, aesthetic resource planning-might be done by regional planning agencies, but the actual administration of a management program would have to be left to the state and Yocal levels. Many combinations of the three possible intergovernmental schemes listed in Section 306(e)(1) are possible. Every state has-its own strengths and weaknesses vis-a-vis the ad- ministration of land-use planning and environmental protection programs; therefore, each state should design its own implementation program for aes- thetic resource management within the guidelines set forth in the CZMA. Examples of the three general implementation frameworks des- cribed above in terms of existing state comprehensive planning programs are: (1) Florida as an example of state planning standards with regional imple- mentation'through county and local governments; (2) Hawaii as an example of direct state planning and management, with comprehensive land-use controls which amount to state zoning; and (3) Rhode Island as an example of state administrative review of legal permits for all uses and activities in the coastal zone (i.e., to mean high tide). 5.6 Interrelationships Among Program Goals and Management Tools at Various Levels of Government The following two tables or matrices illustrate the general relationships bet ween the factors described in the preceding parts of this chapter, that is between (1) program goals and the basic management tools, and (2) the general goals and ways to.implement them at the federal, state, regional, and local levels of government and by the private sector. 96 Table 5-1 GENERAL RELATIONSHIPS BETWEEN MANAGEMENT TOOLS AND AESTHETIC RESOURCE MANAGEMENT GOALS GOALS TOOLS Administrative' Other Acquisition Regulation Standards Tools Preserve/Protect Acquire existing scenic Use environmental Review over exterior Use tax incentives to Existing Aesthetic areas and easements suf- zoning, architectural changes in designated preserve open, agri- Resources ficient for protection, controls, setback, dune protection districts. cultural, and forest with or without lease- protection ordinances lands, wetlands, etc. back or saleback to control location arrangements. and appearance of new development; permit system. Res'tore/ Enhance Acquire and redevelop Nonconforming use pro- Apply review standards Encourage private Existing Aesthetic eyesore areas; acquire visions; stringent to public and private rehabilitation, Deficits and and let ecological enforcement of build- redevelopment projects, restoration efforts. "Neutral" Areas processes restore ing and health codes, and to new facilities certain natural air and water quality which are potential areas. standards; sign eyesores (i.e., heavy control. industry). Develop New Acquire new open space Require dedication.of Use design review pro- Use bonus provisions, Aesthetic Resources and park areas, espe- open space in subdi- cess for all new tax incentives for. and Prevent Deficits cially in areas of visions. Zone for open development. Employ good design, open in New Development dense settlement. areas. Apply architec- professionals to space provisions.' tural controls to new administer standards. development. Table 5-2 PUBLIC AND PRIVATE SECTOR/SUMMARY CONTRIBUTIONS FOR IMPLEMENTING AESTHETIC RESOURCE MANAGEMENT GOALS GOALS LEVEL OF ACTION Federal State Regional Local Private Preserve/Protect $ to states and $ to localities; Re gional and Direct acquisi- Non-profit holding Existing Aesthetic localities for direct acquisi- county plans, tion; bond issues, actions for conser- Resources preservation; tion and. coastal and review over zoning and sub- vation purposes; direct agency zone controls, development division controls; donations of land; activities in state plans and proposajs of building codes. land trusts; restric- national parks, policies. Agen- more than local Tax powers. tive convenants; home- and for main- cy activities. importance. owners' agreements; tenance of,his- Tax powers. Re- foundation grants. toric landmarks. view areas of critical concern. 1@0 Restore/Enhance $ to states and Regulations govern- Technical@assis- Regulations (non- Voluntary rehabilitation 00 Existing Aesthe- localities for ing all coastal tance to locali- conforming Use); and redevelopment. ric Deficits redevelopment zone development; ties; regional code enforcement; and "Neutral" projects. tax incentives to and county.plans. tax incentives; Areas Highway aesthe- encourage redevel- matching funds tic controls. opment. for certain,state Corps of and federal pro- Engineers harbor jects. cleanup., Develop New $ to states and $ to localities Regional plan- LocaVacquisition Plan@and design for.- Aesthetic localities for and direct acquisi- ning and design and regulations; aesthetics through Resources and acquisition and tion and mainten- review. design-review. profit-motive and non- Prevent Deficits beautification. a.nce programs. profit actions; dona- in New Development tions of land; founda- tion grants. 5.7 Compendium of Specific Tools This last section of Chapter 5 comprises a selected, annotated list of programs, laws, and legal powers applicable to the implementation of an aesthetic resource management progaam. Management tools should be care- fully selected from those available or possible in a particular state in order generally.to preserve, protect, restore, enhance, and develop aesthetic re- sources in the coastal zone. 5.7.1 Federal Tools* National Environmental Policy Act of 1969. Environmental Protection Agency sets environmental standards at federal level, and is responsible for review and final ap- proval over environWntal impact statements submitted for a -11 projects which involve federal funds. Standards in EIS review include protection of historic sites included in the National Register of Historic Places; general aesthetic compatibility. Applications to Aesthetic Resource Management Standards, including aesthetic criteria, foe review of possible impacts of federal actions. Corps of Engineers General Works Projects Federal. assistance in improvements for beach erosion control, flood control, navigation, and related water resources purposes. In order to initiate a large scale project, local interests must first contact their senators and representatives with a request. ContinUing authority Corps projects do not need Congressional approval. Corps has continuing authority for snagging and clearing projects for flood control, small flood control projects, small beach erosion control projects, hurricane, tidal and lake flood protection projects, small river and harbor improvement programs. Applications to Aesthetic Resource Management Restoration of blighted areas, continuing maintenance. *The Coastal Zone Management Act is not included here. 99 Recreation Facilities at Non-Reservoir Projects 1962 Flood Control Act authorizes the provision of recreational facilities at non-reservoir projects constructed by the Corps of Engineers., Matching funds up to 50% of project costs for recreational facility development provided. Local government responsible for maintenance of facilities. Applications to Aesthetic Resource Management Creation of new scenic areas; provision of access to shore and'viewpoints. Greenspan Program Federal grants to local governments to acquire cropland for open space/recreation/conservation uses. Grants provided for up to 50% of acquisition costs. Administered by U.S. Department of Agriculture. Applications to Aesthetic Resource Management Conservation of scenic lands; open space preservation. Land and Water Conservation Fund (1964) U.S. Department of the Interior, Bureau of Outdoor Recreation Provides federal assistance to states for outdoor recreation projects. 50% matching costs. Provides fo r acquisition of "areas with front- age on oceans, rivers' streams, lakes, estuaries, and.reservoirs ... areas of land and water along scenic highways-outstanding natur- al areas and nature preserves, among others." Applications to Aesthetic Resource Management Conservation of scenic lands; open space preservation. Resource Conservation and Development Program U.S. Department@of Agrfculture, Soil Conservation Service Initiated, February, 1964 100 Farmers Home Administration makes resource conservati.on.and development loans to local public agencies' or non-profit organizations for water facility improvements, open-space, re- creation developments, in rural.areas. Maximum loan is $250,000 for project costs. Applications to Aesthetic Resource Management Conservation of scenic lands; recreation and open space development. Reforestation Programs U.S. Department of Agriculture, Forest Service, 1956 Forest land, tree planting and reforestation. State officials and state foresters submit plans to Secretary of Agriculture. Federal government will match state funds for reforestation, only in cases of forest land suitable for industrial wood production. Applications to Aesthetic Resource Management Restoration of natural scenic areas. Historic Preservation, U.S. Department of the Interior and HUD provide matching grants to state and local governments and public.and private agencies, for "Protection, rehabilitation, restoration and reconstruction of districts, sites, building, structures, and objects.significant to national history, architecture, archaeology or culture." HUD grants'under open space program, not currently receiving funds. Applications to Aesthetic Resource Management Restoration and preservation of significant man made struc- tures and historic sites. National Trust for Historic Preservation This non-federal non-profit organization serves as a national clearinqhouse for-preservation-efforts,,.-es,pecially for advice and help in creating effective organizations for special pre'ser- vation projects. It was created to receive donations of sites, buildings, and objects significant in American history and cul- ture, to preserve and administer them.for public benefit. 101 Applications to Aesthetic Resource Management Aid to citizens and local governments in preservation. of man made structures and historic sites. Water Resources Planning Act of,1965 Water Resour@es Countil provides grants to Federal-State river basins commission for development of comprehensive water and related land resources planning. Amounts of grants determined on annual basis; vary from state to state. Applications to Aesthetic Resource Management Planning grants; aesthetic criteria used as planning standards. Highway Beautification Program Federal funds provided for beautifying federal-aid highways through "control of outdoor advertising and junky4rdsj-" and by landscaping and otherwise enhancing the scenery along these highways. Standards for advertising and junkyards contained in provision of act. Penalties..for states who fail to comply. Alternative controls extend within 660' minimum of all federal aid high- ways, except in industrial and commercial zoned or unzoned areas. Junkyards within 1000' of nearest edge of right-of-way must be either screened or removed. Funding allocated to states on a percentage of mileage in fede- ral-aid system basis. Beautification funds are not available for highway maintenance. Applications to Aesthetic Management Federal standards for aesthetic regulations along high- way corridors (significant impact on coast). Community Development Act of 1974 U.S. Department of Housing and Urban Development New law replaces old HUD Open Space Land Program, as well as several other categorical grant programs; consolidation into a single community development block grant program. 102 100% funds available for the.preservation or restoration of historic sites, the beautification of urban land, the conservation of open spaces, natural resources, and scenic areas, the provision of recreational opportunities, and the guidance of urban develop- ment. ApplLcation to Aesthetic Management Conservation of scenic areas; creation of new access to shore,areas. Energy Reorganization Act of 1974 Nuclear Regulatory Commiss-ion vested with exclusive control over civil- ian utilization of nuclear-fissi-on. NRC must approve construction and design plans for reactor and all other parts of thermal power@ plants which involve contact with radioactive matter. Nonradio- active facilities (i.e. turbine generator, coooling*water, trans- mission lines) not subject to NRC jurisdiction. Prior to iss'uAnce of a construction permit br an operating license for a nuclear power plant, NRC is@requir6d to prepare an EIS under NEPA. Applications to Aesthetic Resource ManaLement Indirect aesthetic benefits; subject to additional state and local review. Flood Disaster Protection Act of 1973' Administered by Department of Housing'and Urban Development. Provides for insurance for landowners in flood hazard areas in -communities which have'adopted land-use control measures consis- tent with floodplain management criteria issued by HUD. Purpose of controls is to reduce likelihood of flood damage in hazard area. Applications to Aesthetic Resource'Management Requires a local plan; regulates development in shoreline and riverine flood-prone areas. 103 5.7.2 State Tools .Coastal Zone Management Legislation Examples California Coastal Conservation Act (1972) Connecticut Dept. of Environmental Protection Act (1971) Florida Environmental Land and Water Management Act (1972) Georgia Vital Areas Council Act (1973) Rhode Island Coastal Resources Management Act 1971) Applications to Aesthetic Resource Management Permit systems for development can include aesthetic stan- dards as criteria for approval. Coastal commissions can include design professionals. Areas of.particular scenic concern can be designated and protected. State control over local decisions insures regional aes- thetic compatibility. Shoreline Zoning. Examples Maine Mandatory Shoreline Zoning Law,(1971) Minnesota Shoreland Management Act (1969) Minnesota Surface Use Zoning Act (1969) Wisconsin Water Resources Act (1965) 104 Applications,to"A6sthetic Resource Management Insures land-use control over all shoreline areas. Opportunity to include aesthetic guidelines and standards in criteria for approval of local ordinances. 'Power Plant Siting Examples Connecticut Public Utility Environmental Standards Act (1972) Maryland Power Plant Siting Act (1971) New flampshire Power Plant Siting Act (1969) Oregon'Power Plant Siting Act (1969) Washington Thermal Power.Plant Siting Evaluation Council Act (1973) Applications to Aesthetic Resource Management Aesthetic and environmental criteria used as determinants of power plant locations on shore. Industrial Siting Examples Delaware Coastal Zone Act (1971). Louisiana Superport Act (1972) Applications to Aesthetic Resource Management Delaware act prohibits all industry on shore - eliminates major eyesore cause. Environmental and aesthetic dri.teria can influence location and design of industries which are allowed on shore. Non-water dependent industri6s can be excluded from shore- line locations. Extraction of Materials/Dredging and Filling Examples Illinois Filling and Dredging Law (1911) Indiana-Landfills in Lake Michigan (1971) New Hampshire Deedge and Fill'Act (1969) New York Stream Protection Act 105 Applications to Aesthetic Resource Management Permit procedures prohibit alterations to aesthetically and environmentally sensitive areas. Wetlands Protection Examples Connecticut Wetlands Protection Act (1969) Georgia.Coastal Marshland Protection Act (1970) Maine Wetlands Preservation Att"(1967) Maryland Wetlands Act (1970) Massachusetts Coastal and Inland Wetlands Acts (1965 and 1968) Applications to Aesthetic Resource Management - Permits required for wetland alteration; deed restriction in Mass. Uses limited by aesthetic and environmental compatibility criteria. Setback Controls Examples Florida Setback Lines (1970) Hawaii Shoreline Setback Areas (1971) Applications to Aesthetic Resource Management Setback criteria established in terms of aesthetic and environmental concerns. Preserves open beaches and shoreline. Combined with height controls, can preserve unobstructed views from water to shore. Dune Protection/Erosion Controls Examples Maryland Shore Erosion Control Act (1970) Michigan Shorelands Protection and Management Act (1970) North Carolina.General Statutes Section 104B-4 (1972) Applications to Aesthetic Resource Management Regulates development on sensitive bluffs, dunes, and in erosion-prone areas. 106 Preserves vegetation in erosion prone areas; regulates .clear cutting on dunes and bluff faces. Beach Access Examples Oregon Beach Access Act (1967) Texas Open Beaches Act (1959) Applications to Aesthetic Resource Management Provides for public use of beaches up to the vegetation line. State Land-Use Controls Examples Alaska Land Act (1969) Hawaii State Land Use Law (1961) Maine Land Use Regulation Commission (1972) Oregon'Land Conservation and Development Act (1973) Applications to Aesthetic Resource Management Can delineate aesthetic resource areas as conservation or limited development zones. Can control local regulations with regional objectives in mind. Sp@awl prevented; open space preserved. Scenic vistas. Environmental Impact Statement Requirements Exampl:es California Environmental Quality Act (1970) Connecticut Environmental Policy Act (1973) - takes effect in 1975 Maryland Environmental Policy Act (1973) Massachusetts General Laws, Chapter 30, Sections 61 & 62 (1972) Applications to Aesthetic Resource Management Required for all-government and, in some cases, private projects. Aesthetic criteria used in review. 107 Conservation Departments Examples .Florida Land Conservation Act (1972) New York Department of Environmental Conservation (1970) New York Environmental Quality Bond Act (1972) New York Outdoor Recreation Development Bond Act (1965) Applications to Aesthetic Resource Management Acquisition powers for open space and conservation purposes. In some cases, registers of critical areas established to guide preservation efforts. Opportunity to include design professionals in administering agency - environmental conservation,responsibilities. centralized. Permit granting authority inssome cases. Preferential Tax Programs Examples Connecticut New York Applications to Aesthetic Resource Management Open space, agricultural-and forest lands preserved. Historic Preservation and Trusts Examples New York Rhode Island Applications to Aesthetic Resource Management Man-made structures preserved and maintained. Direct aid to localities. Technical assistance to private citizens in rehabilitation and preservation efforts. 108 Highway Beautification Examples California Connecticut New York Applications to Aesthetic Resource Management Control over advertising and junkyards bordering on federal and state highways (660' to meet federal stan- dards). Provisions for scenic highways. Excess condemnation and ent acquisition powers. scenic easem Maintenance (plantings, rest areas) along highways. Enabling Legislation for Local Governments Examples All States Applications to Aesthetic Resource-Management Permissive legislation; grants communities authority to adopt new types of land-use control ordinances (PUD, cluster, etc. Communities granted eminent'domain and taxing powers. Communities authorized to set up conservation commissions, planning boards, design review boards, etc. State Register of Critical Areas Examples Maine State Register of Critical Areas (1974) Applications to Aesthetic Resource Management Createssingle purpose Critical Areas Advisory Board to advise state agencies as to areas of unusual natural, historic, scenic and scientific interest. These areas are inventoried and included on a register. 109 Recommendations to appropriate state agencies made by board as to acquisition priorities. Provides degree of consolidation in acquisition and protec- tion activities throughout state. 5.7.3 Regional Tools A-95 Review Process, U.S. Office of Management and Budget Examples All states; agencies designated by Governors and Federal Government. Applications to Aesthetic Resource Management Regional (state) review over local plans and government projects (EIS). Aesthetic guidelines and consideration of adherence to coastal Plan can be included in criteria for review and comment. Zoning Review Examples Nassau-Suffolk Regional Planning Board, New York State, has review powers over local zoning within 500 feet of city or town boundaries. Applications to Aesthetic Resource Management Review over zoning on boundaries of cities and towns, and along highway right-of-ways. Aesthetic control over uses in fringe areas. Sprawl control. Design Review Boards/Technical Assistance Examples California Regional Conservation Commissions 110 Applications to Aesthetic Resource Management Regional aesthetic impacts considered in review over new development. Design professionals available to assist localities in review, development of plans and ordinances. Tax Sharing Examples .Minneapolis/St. Paul (note: not a coastal example) Applications to Aesthetic Resource Management Encourages location of new major facilities to benefit entire metropolitan area or region. Regional Land-Use Review .Examples Martha's Vi,neyard Commission, Martha's Vineyard Island, Massachusetts Applications to Aesthetic Resource_Management State enabling legislation for six towns on the Island to form new Commission, which has powers to designate "districts of critical planning concern" and to recognize "developments of regional impact," and to review same. 5. 7A Lo'cal Tools (Examples are common in all coastal.@states) Zoning Applications to Aesthetic Resource Man .agement Traditional zoning ordinances achieve some degree of aesthetic control by regulating locations, densities and types of land- uses in various districts, height and bulk, lot area covered, setbacks,from.street and other buildings. Innovative zoning ordinances can similarly achieve aesthetic goals along with land-use control objectives: Planned Unit Development (PUD) allows for variable densities and housing-types. Provides opportunity for imaginative site planning and design treatment and for. provision of usable open space., Mixed uses allowed within district. Site plan approval tied to per- formance standards, including aesthetics. Cluster zoning provides benefits similar to those of PUD's, except that within the designated district the permitted overall density cannot be exceeded, the housing- type cannot be varied, and the use must remainthe same. Shoreline zoning permits only those uses functionally dependent upon shore locations. Architectural and scenic controls can be tied to environmental purposes in such zonei.. Floodplain, wetland and conservancy zoning regulate land-uses and development procedVres in ecologically sensitive areas. Agricultural zoning limits uses in designated districts to farming normally of high economic value. Aesthetic benefit is managed'open space at no cost to the public. Aesthetic zoning employs permit procedures to control exterior appearance of new development and changes in existing exteriors within designated district. Historic district zoning similarly limits changes in exterior appearance and design within designated districts. Transfer of Development Rights (TDR), a relatively new legal concept, consi-ders property rights as mobile in nature;-the difference between density allowed under existing zoning and that actually in existence on any given parcel of land, expressed in suitable units- such as square feet of building area, constitutes the unused "development rights" which become the subject of,transfer: such rights may be traded in the private market or sold outright to a public TDR agency. TDR is a flexible way to preserve open space or historic buildings on a given site in return for increased density or height on another site within designated zoning districts. Density bonus similarly offers "credits" for good design, allowing for more intensive land development if larger percentage of usable open space is provided. "Floating" or unmapped zones turn zoning into an administrative permit procedure. Districts defined in text of ordinance are not mapped; individual.developers must apply for development project in a specific location. Can be effectively used to influence industrial location, and other large-scale residential or commercial projects. Time development regulations place a moratorium on specific kinds of development in a given community. (Such moratoria have been applied to coastal zones in some states as well.) Development permits are not granted until conditions - i.e., presence of utilities and services in area - are met. Used to insure orderly growth of towns and to provide for the public health, s.afety, and general welfare. Nonconforming use provisions of zoning ordinances can be used to eliminate unsightly low value uses - signs, junkyards, dumps, etc. through prohibition of enlargement or resumption of a use after destruction or discontinuance. .Subdivision Regulations Applications to Aesthetic Resource Management Municipalities can require developers to dedicate land for open space; however, state enabling legislation may require payment for such land at fair market value for subdivision land. Regulations may govern arrangements of lots an8 streets. Regulations can require underground utilities. Subdivision review process allows for detailed review of site plan and design, generally wtthin only minimum stan- dards under provisions of public health, safety, and-welfare. Deed covenants or bonding, along with site inspections can insure that improvements such@:as planting, grading, paving, clean-up, etc. are made on property. Relationships between subdivision layout and adjacent parcels and street system are. considered. Through device of a "developer impact statement," municipality can require developer to submit statement describing effect of development on environment, aesthetics, and municipal services and finances. 113 Bui I ding Codes Applications to Aesthetic Resource Management Used to control types of materials, number and size of windows,.yard sizes to meet health and safety criteria. Sanitary Codes Applications to Aesthetic Resource Management Require sewer and water line location according to environmental criteria, thus indirectly abetting aesthetic protection. Controls proximity of development to shorelines by requir- ing minimum on-site sewage disposal setbacks from water's edge. Percolation/soil suitability requirements aid control of development in wetland or high water table areas. Architdctural Controls Applications to Aesthetic Resource Management Can be applied to regulate all aspects of exterior appear- ance within carefully drawn geographical areas. Sign Ordinances Applications to Aesthetic Resource Management Can regulate height, location, area, materials and cover- age of signs in commercial and residential areas. Can be used to phase-out non-conforming signs. Design Review Boards Applications to Aesthetic Resource Management Can work with planning board in applying aesthetic stan- dards for �ubdivision and zoning. Can provide specific assistance to citizens and developers in the use of good design. Scenic Easement Acquisition Applications to Aesthetic Resource Management Involves acquisition of selected rights of property without 114 outright purchase, thus lowering costs for scenic areas in coastal and other shore areas. Negative scenic easements can be used to prohibit actions detrimental to aesthetics, i.e., building structures, cutting vegetation, filling marshes. Positive easements can be used to provide visual access to vistas,or shoreline areas. Relatively permanent and enforceable protection is afforded. 5.7.5 Private Sector Tools (Examples are common in all coastal states) Restrictive Covenants on Deed Restrictions Applications to Aesthetic Resource Management Private means of imposing design standards on development including architectural controls, maintenance and plant- ing requirements and open space and wetland preservation through agreement between property owner and purchaser. "Run with the land" provisions, thus remain in force re- gardless of changes in ownership: recorded with title to property in local registry of deeds. May impose stricter standards than local zoning or sub- division regulations. Land Trusts Among Neighbors Applications to Aesthetic Resource Management Development on properties restricted through private agree- ments, perhaps in return for reduced assessments. "Run with the land" provision thus remain in force regardless of changes in ownership:-,-recorded with titles to properties in local registry of deeds. Homeowners' Associ4tions Applications to Aesthetic Resource Management Costs of subdivision improvements borne by homeowner fees-- cover maintenance, of open space, pedestrian ways, improvements, plantings, etc. 115 Insures maintenance of residential open space at no.cost to town. Donations of Land Applications to Aesthetic Resource Management Landowners receive Federal tax deductions for charitable donations of* land. Can be used to acquire open space and natural areas.at no- cost to town. Particularly useful in case of large estates; to be en- couraged as an alternative to selling the -lands for, development. Holding Actions Applications to Aesthetic Resource Management Private organization - primary example is the Nature Con- servancy -acquires open lands or natural scenic areas &nd holds them until local or state government can afford to acquire. Can be used to save immediately endangered areas without:.-.. immediate appropriation by town, state, or federal government. Other Foundation Actions Applications to Aesthetic Resource Management Foundations may have direct grant programs influencing pres- ervation and enhancement activities in the coastal zone. For example, the Ford Foundation has recently completed a program of financial aid to municipal conservation commissions in New England for protection programs. Foundations often sponsor.conferences and workshops*to bring aesthetic and environmental issues to the.attention of the public; i.e., the Conservation Foundation series of regional conferences on state land-use legisla tion. Since programs change, agencies must contact such groups periodically to check on possible new programs. 116 CHAPTER.6: PUBLIC PARTICIPATION MECHANISM IN FEDERAL AND STATE LEGISLATION IN PLANNING PROGRAMS 6.o -Introduction Public participation in coastal zone management programs is re- quired by law. Section,303 of the Coastal Zone Management Act states, "that it is the national policy to encourage the participation of the public ... in the development of coastal zone management programs." The act requires that-open public hearings be held prior to any plan approval, ,with public notice given 30 days prior to the hearing and all pertinent agency material made avail- able for public review during that-time.. NOAA gu .idelines for meeting CZMA requirements for qualification for Administrative Development grants under Section.@06 go much further in stipulating that the state must notify all public agencies which may be affected by or have any interest in its program, and must provide them with full opportunity for participation in plan formulation. The state must further supply the Federal government with documentation of the agen- cies contacted tahd the opportunities for participation they were provided. The National Environmental Policy Act similarly calls for public involvement.. The Council on Environmental Quality Guidelines for preparing environmental impact statements under NEPA requi,re, as appropriate, public hearings with adequate notification and draft statements made available for pub- lic review at leas t 15 days prior to the hearing. As required by NEPA and also by the Freedom of Information Act, the agency preparing the environmental statement must make the statement and-all comments on it available to the public. At the state level, most Section 305 grant applications have cited intended development-of citizen participation programs, but few states' laws actually require any specific programs other than public,hearings and plan review. Each state will therefore need to develop its own public partici- pation format, on the basis of Federal law and any specific state legal requirements, and in accordance with the particular goals and policies it wishes to pursue with regard to public and citizen participation. This chapter is intended to guide the stateplanner in,the selection of alternative participa- tory frameworks. 6.1 Application of Mechanisms to Aesthetic Resource Management Plannia Public or citizen participation mechanisms can be applied to aes- thetic resource planning either as independent elements, or in conjunction with public involvement in other planning areas or with the coastal zone management program as a whole. When applied in conjunction with other components, care must be taken not to permit tight agendae which tend to shortchange dialogue on aesthetic needs and answers. Citizen input into aesthetic management is a vital stage of plan formulation, as concern for aesthetic values is a deeply-felt issue among coastal zone residents and visitors. Final plan acceptability by the public may well rest on the coincidence of user aesthetic values.with those assumed in plan formulation. 118 The usefulness of public or citizen participation mechanisms in aesthetic resource planning is discussed below within the framework of the. three stages at which citizen input can be employed. 6.1.1 Pre-Planning Stage Citizen input at the pre-planning stage is extremely important in terms of both public confidence and the recordinq@of bona fide information on resource supply and public demand. Planners can be informed of citizen values and desires at the outset, can plan for further information gathering and value analysis to maximize resource knowledge, and may be better informed as to how,to achieve'a coastal,zone. management plan that can optimally satisfy competing conservation and development interests. Simultaneously, the pre-planning stage can also be used to inform the public of the state planner's prel.iminary intentions for aesthetic resource management. Citizen cooperation and plan acceptance will be facilitated if a clear.understanding of the programis established in this initial planning stage. The planner can show the public what he considers to be the valuable aesthetic resources within his jurisdiction, the issues involved in their pro- tection or the loss thereof, and the alternative ways the state is considering for managing them. This pre-planning stage ideally should be conducted earlier than management planning efforts in aesthetic resource inventorying, classification, and first-cut assessment. 119 Tools which can be employed in the pre-planning stage and their key advantages and disadvantages are briefly noted below: Public Opinion Polls or Questionnaires,- Survey public attitudes and values concerning aesthetic resources: able to show u-ser-preferences but often response is poor, leading to misrepresentation. Use of Media - News or feature coverage, including special TV or radio programs with live or post-show response; good medium for describing proposals and measuring possible user preferences and level of concern. Citizen's Advisory Committee - Formation of advisory groups typically consisting of lay, professional, business, environmental, academic, and community representatives. Facilitate information solicitation, feedback to general public, and aid in later planning and post-planning stages. Possible problem with under-representation of the overall constituency. Technical or Scientific Advisory Committee - Provides an indirect form of public participation; can be very useful in advising on technical areas of aesthetic resource evaluation during planning stage. Ad-hoc,Copferences or Meetings with Limited Attendance by Mixed Interests - Solicit policy stands from environmental, developeri economic, community, and other interest groups in easily managed exchanges. Gain alternative preference and problem information from key users; some problem resolution may be brought into focus. Universities Use of university-sea grant programs, or teaching/ research departments to solicit additional information through-re- 120 search projects, preference surveys, and other methods. Good avail- able framework but can only supplement, not substitute for, actual public participation. Public Meetings - The most suitable approach, as in the planning stage, is direct communication through informal public meetings or forums, conducted with a view towards soliciting information and opinions from the coastal zone constituency on resources of both unique and common- place aesthetic value, location of eyesores, and other elements eligible for preservation, protection, restoration, enhancement, or develop- ment actions. Visual media, including slide presentations, films, videotapes, or analytical presentation boards, shouId be used to encourage exchange. 6.1.2 Planning Stage During the planning stage, the citizen may be invited to continue participation either on@a slower pace as information provider, or at an increased lev@l of effort to help in actual plan formulation. Here the scope of participa- tion, in terms of numbers, may be narrowed to facilitate working effectiveness, but should fully reflect or represent the coastal zone constituency. Such a constituency may alternately be defined as the statewide public or as the community of the coastal zone alone; the former expresses greater political accountability. Each of the three alternatives listed below offers the advantage of involving people over a broader scope or greater depth of effort, and encouraging a greater degree of imaginative expression. In each, citizens are encouraged to offer aesthetic planning suggestions in an atmosphere of 121 fluid give-and-take of citizen and planner ideas.. Disadvantages of workshops and charettes are the possibility of insufficient structure, the inherent difficulty of communication.on aesthetics, and interpersonal friction. Throughout the planning stage public or citizen representatives working with the planning team must keep in contact with their constituency, reporting activities and findings to them and bringing reactions and new suggestions back to the planners. A major problem with most forms of citizen input into planning activities is that the citizen participant can only express his or her per- sonal views and.those of the organization represented. This can be at least .partly answered by.providing for as broad a participatory base as possible. Public Meetings - Large groups of citizens meeting with agency plan- ners to discuss planning alternatives. Participation by officials and legislators can promote constructive discussions. Meetings are ideally scheduled on a multi-community bas.is. Workshops - Smaller group meetings centered around specific planning areas, applicable to aesthetic management in terms of specific pro- .,blem focuses. Charettes - Intensive problem solving sessions in which citizens are confronted with a planning problem and asked to provide a solution. Quite applicable to.the aesthetic area as public's values.may emerge through the exercise. Aesthetics may be effectively incorporated into omnibus public meetings; however,separately scheduled meetings,, or at the -least, separately conducted workshops Within omnibus 122 meetings, should be.utilized to make full communication possible in this typically difficult subject area. The planning stage coincides with the process steps of per- forming'the resource inventory, evaluating identified resources, and deter- mining the compatibility of these resources with resource.-use and'development. In terns of performing the inventory, the generalpublic can be.very helpful. Through workshops and meetings citizens can be taught how to determine and document aesthetic resources, offering the planner additional manpower re- sources to speed the proces's of aesthetic r6source identification. At the evaluation level, user preferences surveyed at the pre-plan stage can be drawn upon as weighting factors applied to the relative importance of re- sources in terms of citizen use and scenic importance. 6.1.3 Post-Plan Commentary At this stage the public is provided the opportunity to review the proposed plan and provide further input prior to final plan adoption. The plan timetable should allow sufficient time for meaningful public participation at this point. Public Hearings - A formal legal procedure in which public presenta- tions on and @esponse to the previously disclosed planning documents are noted and recorded. Follow-Up Public_Meetings - A more informal review procedure in which unlimited free discussion on the plan may take place and graphic interpretattons can be utilized more flexibly. Public Review of Draft Documents,- The complete plan draft and all 123 graph,ic support are made available for public scrutiny and response. A necessary step. It may not be effective or useful in isolation, i.e., without related public meetings, as the lay public may not understand major details without planner explanation. This measure should therefore be supported by public meetings, either subsequent to or at the time of release and distribution of the plan or plan element. In the post-planning commentary stage prior to final plan adoption, the public may play two separate roles: on the o ne hand, it can seek additions, deletions, or other changes to the plan which the planners may not have otherwise provided for, and on the other hand, it may campaign for plan implementation once the final plan meets its satisfaction. This stage of public participation, although important in it- self, is not as crucial for aesthetic management as the two earlier stages. Aesthetic planing really requires good communication between planners and citizens at the early stages, so that citizen values and desires for re- source utilization can be accurately identified. If the earlier stages have been built upon meaningful participation, final phase modifications may be incorporated more efficiently and.with a wider base of support. 6.2 Minimum Program Acceptable for Aesthetic Planning A minimum program acceptable for citizen participation would be limited to those tools specifically required by law. Such a program would 124 consist only of a provision for public review of the plan before final ap- proval, and the holding of a public hearing with advanced public notice. The pri mary advantage of such a limited program would be the expediency of work that would be possible in the absence of open public participation. Little planning money would have to be allocated for citi- zen involvement programs. The time involved in plan formulation could be relatively short and efficiently spent. However, the disadvantages of this apparently smooth program may come to li ght during the plan implementation stage. Numerous problems may arise when th e public finally reviews the plan. There may be signifi- cant discrepancies between the public's perception of aesthetic resources and those assumed by the planner. These could lead to hostility towards the plan if its recommendations did not lead to the preservation and en- hancement of those resources which the public values. A serious time lag could develop while planners try to justify their plan to citizens demand- ing satisfaction, Furthermore, the potential advantages of a lighter staff work load due to citizen and public participation in resource calssification and inventorying would not.be available in the minimum involvement plan. 6.3 Maximum Program for Aesthetic Planning A maximum program for citizen participation would consist of implementing all of the alternative tools outlined above. This may appear 125 -to be a drastic overprovision for-public involvement, but its possibility must be considered and the resultant pros and cons evaluated. The program would involve an initial survey of public desires, educational/informational programs to inform citizens of planner goals, workshops to initiate citi- zen/planner communication, citizen-participation in collecting the inven- tory, professional input Into evaluation and compatibility determination, public review and comment on final plan draft, and open public heari ngs, for final plan approval. The beneficial results of a program of this type would be the preparation ofa plan which would fairly represent the desires of, the affected communities. The plan would probably go further towards serving the goals for which it was formulated than one written with less citizen input. Acceptance of the plan by the public would likely emerge in a more ti'mely fashion, allowing rapid. implementation of stated goals and objectives. In the course of plan prepar- ation, work loads would be lightened in areas where the public could assume appropriate responsibilities. In the final analysis, the implementation of a high-level action. participation program represents a large scale trade-off between more time, effort, and money spent during the primary planning stages with perhaps little additional planning effort required during plan implementation, versus a simpler planning program with the possibility of massive require- ments in time, effort, and money for planning revisions during the imple- mentation phase. 126 6.4 Range of Alternatives Between Minimum and Maximum Programs The minimum acceptable and high-leVel action participation pro- grams do not simply represent two alternative choices which the state planner could employ, but stand at the extremes of a wide range of alternative parti- cipation programs calling for varying degrees of involvement in each program phase and by different planning groups. The state planner should 'choose from among the various tools to create a participation program best fitted to the state's particular management framework. Several examples of the range of program types would be: e Much in'volvement in the pre-planning stage, with questionnaires, various information media, and informal forums to solicit citizen ideas and values, and little additional input in the later planning stages. This program would offer the advantage of accumulating a foundation of public attitudes on which to base planning activities, but may lead to eventual public dissatis faction with -elements of the final plan which are unfamiliar or contrary to expectations. e Heavy involvement during the planning stage by lay persons or profes- sionals servingas citizen representatives, but with minimal general public' participatory activity. This alternative may maximize capable inputs and committee-agency dialogue, but may appear to the public as too exclusive or elitist an approach. 0 An ongoing program of information and feedback throughout the whole planning process, but with no formalized involvement mechanisms 127 for the public other than comment. Here information would flow freely between planner and citizen, but there would be no guarantee that citizen goals would be incorporated,in the final plan. The planner should keep in mind the fact that the employment of a-citizen participation program will always constitute a'necessary trade- off between reliance on the planner's capabilities and the political neces- sities.of a democratic society, and between planning process fluidity and plan@implementation acceptance and satisfaction. 6.5 Intmation of Public Participation for Aesthetic Resources Planning Wth Qther Elements-of the Coastal Zone Management Program As planning for aesthetic resources may or may pot be done in conjunction with planning for other problems in the coastal zone, programs for -'-t cl Azen participation in aesthetics planning must be integrated with partici- patton in other problem areas. Care should nonetheless be exercised to pre- serve a healthy attitude for consideration of aesthetic resources and issues, as other more tangible and apparent problems such as water quality and shore- line erosl,on may tend to dominate public discussion, media,'coverage, and questionnWe responses. It is thus important for additional,,provisions to be made for aestheti c considerations within the overall citizen participa- tion program. Separate sections should be included in omnibus questionnaires and informational programs to discuss aesthetic problems and solicit infor- matidin and opinion on aesthetic resources and values. Special workshops on aesthetic issues should be held Waddition to general public meetings, and 128 a specially trained professi,onal in shoreline appearance and design sttould be included on the professional citizen's advisory:committee. As aesthetic values are so much a product of individual opinion and desire, it is all the more necessary to ensure that public attitudes are accurately identified and proper attempts made to reflect these attitudes in coastal,zone planning recommendations. 129 CHAPTER.7: AESTHETIC RESOURCE INVENTORIES AND EVALUATIONS AN OVERVIEW 7.0 Intnoduction. Under the Coastal Zone Management Act, the state is required to furnish an "inventory of natural and man-made resources" as a part of the greater task of delineating areas of particular concern and defining permissib.le uses for.the coastal zone. Having defined the boundaries of the coastal zone (see Chapter 2), the planner will conduct an inventory of aesthetic resources which will serve as the data base for all subsequent planning elements in this area. The purpose of this thapter is to describe the general-purp6ses and prerequisites of the inventory without entering into the detail of techniques (discussed in Chapter 8) so that the con-. sideration of CZMA requirements in-will fall into proper focus. 7.1 Purpose of the Inventory The inventory requirement is more specifically defined.in Sec. 920.13 which states that the inventory "should provide the basic data analysis, and criteria necessary to identify specific geographic areas of particular concern." Clearly, this data will be of equal im- portance in the definition of permissible uses and the ultimate recom- mendations for resource use and development. The types of techniques employed in the aesthetic resource program will depend on: 1) the types and scale of aesthetic resources to be inventoried; 2) the evaluation methods used as components of the inventory; and 3) the skills, resources, and time-available to those conducting the inventory. 130 The ultimate task of determining permissible uses as discussed in Chapter .4 will involve: 1) inventorying resource capabilities and suita- bilities from an aesthetic perspective and 2) analyzing the aes thetic impacts of resource uses. Designating geographical areas of particular concern.as discussed in Chapter 3 will involve 1) identifying areas of significant natural value or importance, areas of a transitional or intensely developed nature and areas especially suited for intensive use or development and, 2) analyzing aesthetic factors in conjunction with other considerations to determine priorities for usage. Both of these major objectives can be' satisfied by using data gathered in a single inventory process. Thus it will be important for the plannPr to develop a flexible set of inventory method components such that any combination of the-above objectives can be met. J.2 Types and Scale of Aesthetic Resources Aesthetic resources differ from state to state., Therefore, a preliminary step in the inventory process should be to define the scope of the study in terms,of the selection of aesthetic resources to be.included. An exemplary list of coastal aestheti'c resources--natural and man-made-- was presented in Chapter 2. The type and scale (e.g., regional or site) will obviously:affect the inventory processing, mapping, and presentation techniques to be employed. As the complexity of the study program' is expanded, the level of sophistication in collecting,-interpreting, and displaying data will of necessity have to increase. In.order for the planner to make meaningful subdivisions of the coastalzone to assist in the inventory, evaluation, and management of aesthetic resources, standards and criteria for the scale and size 131 of resource units (discussed in Chapter 2) must be established. The criteria for identifying various scales of aesthetic resources should recognize the concept of unity. Regardless of the size of the resource area, or the number of elements in it, there must be a visual cohesi'veness to the elements. A useful definition of a measurable unit is "a large physiographic area of land which has common characteristics of land form, rock formation, water forms, and vegetative patterns." (U.S.D.A. Forest Service 1974). Consideration of the scale of landscape subdivisions (interior, shorescape, viewsheds, and other units) and the implications of their bounda- ries for assessment, will be important in the inventory process and are fully discussed in Chapters 2, 8 and 9. While areas of particular (aesthetic) concern must be singled out at the state-wide and regional level on a priority basis, inventory and planning efforts for aesthetic resources in other'subsidiary landscape units can be assumed by local authorities and planners on a longer term basis. Documentation and evaluation of aesthetic resources in all coastal zone landscape units should at any rate proceed in a continuing format. Once an aesthetic data base is complete, it will be available for an effective impact evaluation of development proposals submitted for review to state, local and sub-state regional agencies. 7.3 Planning for the Resource Inventory At the outset, the planner must make several procedural decisions: 132 1. What method of evaluation will be used? (See Chapter 9) 2. Who will conduct the inventory (skills, training, etc.)? (See Chapter 8) 3. Haw and when is the public to be consulted and informed? (See dhapter 6) 4. What data collection and collation methods are to be used? (See Chapter 8) 5. What methods of data presentation are to be used? (See Chapter 8) These questions are presented here to emphasize the interdepen- dency of the several phases of action in planning forlaesthetic resources. Early decisions on many of these questions will greatly facilitate the task of the planner in arriving at ultimate recommendations. 7.3.1 Types of evaluation methods The evaluation methods to be used in the inventory process dis- cussed in Chapter 8 will have to be chosen before the inventory is conducted. Large-scale regional inventories of aesthetic resources will necessitate the utilization of professionally defIved evaluation methods. Local or site scale evaluations may be made using either professionally derived or user- derived ([email protected] preference) methods. Selection of an evaluation method, or combination of methods will in turn determine the types of data needed, the method of collecting and processing information, and the means of presenting evaluations. 7.3.2 Skills, resources, and time As with most planning operations, the major factors affecting program development in the end will be the skills and training of personnel, 133 facilities and equipment available, budgetary constraints, and the time allotted for conducting the inventory and evaluations. The degree to which .each of these factors will affect program development will vary from state to state; therefore, the techniques discussed in ensuing sections should be viewed in the context of their applicability to individual program needs and constraints. 7 .4 Inventory Prerequisites 7.4.1 Coordination with other coastal zone program elements Since an assessment of aesthetic resources will usually consti- tute only a component of a more comprehensive Coastal Zone Management Program, the planners conducting the aesthetic resource program element should care- fully review other program elements and interrelate the aesthetic resource component with them. Other program elements may include analyses of existing conditions in the coastal zone (e.g., land ownership patterns, demographic patterns, estuarine habitats, and laws and regulations on land and water uses) and projections of future needs in the coastal zone (6.g., housing requirements, recreation needs, industrial needs, mineral resource require- ments, and transportation and navigation needs). The aesthetic resource planner should be particularly aware of the extent to which policies for protection resioration, or enhancement-of scenic areas must be balanced against the need for economic development of selected coastal zone areas.. (Indeed, it is the high aesthetic value associ- ated with most coastal areas that induces recreational and tourism development.) 134 ,7.4.2 .,.Use of existing @aps, data and reports Maps prepared by federal, state, regional and other governmental and non-governmental bodies should be carefully reviewed.to-locate data on aesthetic resources which may appear in various forms. Included in this catem gory are sectional maps prepared by the U.S. Geologica.1 Survey, charts of:the National Ocean Survey (formerly the U.S. Coast jand Geodetic Survey), soil maps prepared by the Soil Conservation Service, special study maps of surficial geology prepared for selected areas under the direction of the U.S.G.S. and state geological surveys, land use invent6ry maps, and others. Lighthouses, LORAN beacons, and other tall structures, for example, will appear on National Ocean Survey charts identified as landmarks. Glacial features such as eskers and kames can be tentatively identified on U.S.G.S. maps (and confi med on aerial photos). Studies of various aspects of the coastal zone are usually avail.- able on a selected basis and'when aggregated can provide a good deal of useful information relative to aesthetic resource planning. A thorough investi- gation of,previous'ly assembled data should thus be a first order task in preparing an inventory of aesthetic resources. 135 .7.5.'.- Need for evaluating aesthetic resources In terms of the expressed purposes of the Coastal Zone Manage- ment Act, the necessity for evaluating aesthetic resources is clearly implied, i.e., in order for areas of particular concern to,be identified for possible preservation, protection, development, restoration, or en- hancement, a method for evaluating the aesthetic qualities of coastal resources must be developed which gives full consideration to "ecological, cultural, historic and aesthetic values..." (CZMA Sec. 303(a)(b)). :-Ev4lua- tion of aesthetic resources is essential not only for assessing and assigning value to positive.aesthetic attributes, but also for identifying adverse impact factors in areas where "...special natural and scenic characteristics are being damaged by ill-planned development that threatens their value " (Sec. 802-(-f)). in addition, while the identification of areas of hiqh aesthetic re- source value will be a nece ssary precursor to the designation of areas of particular scenic concern, evaluation of aesthetic resources must also be applied throughout the "ordinary" landscape of the coastal zone, often overlooked in establishing land use policy and control. 7.5.1 The judgement question Much of the aesthetic resource evaluation completad to date has been based upon the judgement of professionals in design-related disciplines. As the purpose of aesthetic resource evaluation is to identify resources in the coastal zone which are essential to well-being of all citizens (Sec. 302(d)), the appropriateness of this reliance might be questioned. However, several studies (Craik, 1972, Coughlin and Goldstein, 1970, Fines, 1968, and Zube, Pitt and Anderson, 1974) have suggested that 136 the aesthetic values assigned to the landscape by professionals are highly correlated with those assigned by the other segments of society. While there may not be complete agreement on resource evaluation, there is at least enough congruence between the professional's judgement and society's aesthetic values to grant the qualified professional a basic credibility, providing that evaluation criteria are systematically.and suitably defined. To illustrate the operation of selected existing resource evalu- ation methods, Chapter 9 outlines the details of several basi-c models. It is believed that the coastal zone planner can tailor identified techniques to the scale, intent, and capabilities of his individual programs, using existing methods, without the necessity of conducting further original research. Prior to discussing techniques, a few words of caution must be stated. When evaluative judgements are made, it is particularly impor- tant that the assumptions underlying the evaluations be explicitly spelled out, so that other utilizers and critics of the methods can judge the validity and utility of the methods*for their own needs. Secondly, it must,be remembered that rating schemes whichevaluate aesthetic resources within a given set of landscapes or region are applicable only to the particular set of landscapes studied. In other words, a landscape in a particular region that is evaluated as having aesthetic resources of.high value when compared to other landscapes in that region, may not be comparable to landscapes in other regions deemed to have high scenic value. Yet, the aesthetic resources of this landscape may well be unique and highly significant to the immediate geographical area in which they are located. 137 7.5.2 Applying the methods While the selection of any of the evaluation methods will largely depend on individual program objectives, available skills,, facilities, time, and budgetary constraints, there would be,considerable value in combining elements of each of the methods in the development. of a coastal zone aesthetic resource Proqram. Since resource-oriented qualitative and quantitative methods, when applied on a regional scale, will rely more heavily on professional judgements, it may'- be advisable to supplement them with user-analy@is evaluations at the site or local level. In addition, user-perception methods provide a mechanism for engaging citizen participation (see Chapter 6) in the evaluation process and can provide a means for publicizing program elements and Proqress. 'Also user-analysis techniques can be used to evaluate controversial landscapes where contradictory judgements have been expressed. On the other hand,'user-analysis may be far more susceptible to distortions of inherent value because of the influence of controver!@y, seasonal recrea-, tion, desire changes, property ownership, and other physical and temporal factors that distinguish or affect individual preferences. 138 CHAPTER 8: THE AESTHETIC RESOURCES INVENTORY METHODS AND TECHNIQUES 8.0 Introduction An adequate resource inventory is -absolutely essential for the planner to be able to decide on ultimate resource use. This.section addresses the conducting of the inventory, and discusses in some detail the various survey procedures and their advantages and disadvantages. The planner must choose that combination of techniques which best meets the recognized needs of the state. 8.1 Data Collection Techniques As mentioned in Chapter 7, there are several, methods.of collecting info rmation to provide the data bose for aesthetic resource.management planning. Each one entails a systematic survey of the landscape under study and mapping of relevant observations. 8.1.1 Systematic Observer Surveys Information derived Irom systematically based field trips can provide the greatest degree of detail, as well as the greatest quantities of data. A predesigned and pretested standardized field survey form @is indispensible in handling this data. Where professionally derived evaluations are desired, they can be made simultaneously with the surveys by trained observers. Otherwise, the recorded information should be confined to the location and descriptive characteristics of aesthetic resources (e.g., dimensions of view, height of structures, etc.) as opposed to qualitative value judgments. Observations should be as con- sistent and objective as possible within the constraints imposed by 139 diurnal, seasonal, weather, and activity changes and daily changes in the observer's mood, personality, preference, etc. Survey forms should contain all pertinent information: time, of day, date, weather, mode of travel, observer, types of activities occurring in the vicinity of the aesthetic resource, viewing point and the mapped location of the site. Obviously, moving vehicles will have to be employed to perform field reconnaissance in a comprehensive way. A windshield survey,, from a car is a practical means for covering a large area. The car and its driver are limited to certain travel corridors, which may omit significant areas in the coastal zone. Views from a boat travelling along the shoreline are also restricted, and detail of upland features is difficult to perceive. Probably'neither mean's for viewing the coastal zone can be used exclusively, but must be,supplemented by aerial photography and/or travel on foot to certain coastal sectors. 8.1.2 Eye-level Photography Eye-level photographs (particularly color slides) are an invaluable tool for documentin g shorescape conditions and can effectively streamline the field survey procedure. Although certain elements of1the field survey checklist for each shorescape unit should be noted and mapped while in the field (date, time of day, general weather conditions, nota ble sounds and odors, location on map of viewpoints, identifying pictures taken, etc.), systematicand thorough pho tographic coverage of vistas and multiple- frame panoramas documenting available land and water paths, routes and viewing opportunities may allow an evaluator to conveniently complete the majority of a checklist by viewing slides. It should be noted that this procedure is most effective when field photography and completion of the 140 checklitt.@at a-later date is carried out by the sdme person,or group, using slides to,refr6sh the,observer'� memory of the place. Viewing slides of a shorescape taken or assembled in sequence and including,views from the uppe'r shorel.and, shoreline and from the water allows the evaluator to easily com- prehend and respond to the diversity of aesthetic resources present, including seasonal variations if photography is carried out and.repeated at different times of the year. Eye-level photography can be a relatively unbiased record of each shorqscape's aesthetic condition and an effective tool of communication to others. Used in combination with aerial photography, topographic maps, and remote sensing, photographic documentation of the field survey is an important and invaluable inventory and management tool. While eye-level photography provides a means for representing the environmen t as exactly-as possible, its utility-may be constrained by the selection of viewpoints from which photographs may be.taken and. unavoidable distortions produced in the photographic images. Despite these minor disadvantages, such photography provides a permanent photogra0hic record of the aesthetic resources, facilitating evaluation of selected sites by trained professionals'at any subsequent time. Also, the slides can be used in conjunction with user-derived evaluation methods which elicit perceptual responses from either diverse groups of people or persons from. design disciplines. 8.1.3 Sketches and Note s of Visual Impressions Where time is of-.less importance and'staff trained in-graphic skills are available, hand!--drawn sketches-and written synopses of.vi-sual impres sions can be used to supplement systematic surveys and'photographic recording techniques., If done systema tically with consistent format for each 141 study sub-area, sketches and written notes of visual impressions can .approach some degree of objectivity in recording the characteristics of aesthetic resources. However, these methods may require time and may not provide easily compared data as the observer or graphic artist will of necessity have to use subjective judgment in recording visual elements of aesthetic'resources. The best use of these techniques is on an a selective basis for critical areas to facilitate communication of data recorded by the other techniqu@s. C-3 A4IP-A-n_Aj,_rnr_ COA6T-L-1 NE7 Figure 8-1: Oblique Pictorialization. from the Atlantic Regional Study, 1967 8.1.4 Aerial Photography/Remote Sensing Remote sensing in its broadest sense includes a wide range of techniques for gathering informatiop about objects in the environment by means of external devices generally obtained from the air or from space. 142 Remote sensors include devices which provide images based on electromagnetic impulses as well as aerial cameras employing various types of photographic film. A number of means may be employed to obtain this data, including conventional 'or modified aircraft mounting cameras or other equipment such as radar sensors, or orbiting satellites such as those operating under the Earth Resources Technical Satelliteprogram. The types of information which can be obtained by these devices include coastal morphology, classification of vegetation, and nearshore hydrography, among other data. A distinrt advantage of this technique is its ability to inventory and monitor changes in the coastal environment on a systematic,basis, through periodic follow-up film ing. The following is a short listing of major sensing_technologies. Black and white aerial photographs. This is the basic tool for recording information of any land surface, including the coastal zone. Photographs in plan view are useful for'identifying basic distinctions between man-made features and the natural landsc@pe. Textural and tonal differences can be interDreted to identify obJects or landforms,with differing.sizes, shapes, and Datterns. The use of yellow filters on the camera lens can facilitate haze penetration (particularly useful for coastal areas) and increase the tonal contrast of the photos-(Way,.1973). Black and white aerial,photo- graphs, if overlapped, can produce throe-dimensional images when viewed stereoscopically or can be combined on a two-dimensional mosaic. Black and white infrared aerial photographs.. Infrared photography is primarily useful in enhancing the contrast of the terrain, and in showing a sharp contrast between water and beach. This allows a precise 143 study of coastal shoreline configuration, and can make clear distinc- tions' in types of vegetation, as between coniferous and deciduous. Since edge characteristics (e.g. at the land-water interface, or at the forest-wetland interface) appear to significantly increase the perceived quality of aesthetic resources by contributing to visual diversity and complexity (Fabos, 1973), infrared black and white photography provides an invaluable tool for locating dominant visual natural and man-made edges.when applied.on a regional scale. 9 Color and color infrared aerial photographs. Color aerial photo- graphs are most useful for investigating underwater features of the coastline, such as water depths, shoal areas, sediment patterns, and such terrestrial qualities as vegetative speciation and ground surface color, qualities which are not specified in black and white photography. Color infrared can be @ost useful in making distinctions betwee n broad. groups of vegetation, and in determining vegetation densities, particularly in sand dune regions and coastal areas (Way 1973). *'Oblique aerial photography. Oblique aerial @hotography has been less commonly used than black and white, color, infrared techniques and ground level photography, but is potentially an equally effective means of documenting coastal aesthetic resources. Slide photographs can be taken from the air to provide a continuous linear record of the shoreline aesthetic resources which can be viewed for evaluation at subsequent dates. Oblique photography has the advantage of being more easily understood by those unfamiliar with the more technical aerial p.ho.tographic techniques and can be used as an effective supple- mental communication medium. Land uses and shore configuration changes can be monitored as well. Although 35 mm slide photography has 144 been the most common oblique aerial medium, continuous 16 mm oblique motion picture filming would seem to offer greater advantages, particularly when a sequential series of views is desired. a Other aerial photography techniques. Multi-spectral ae-rial photography: Through the use of multiple lens cameras and different film,and filter combinations, images produced by different wavelength bands can be analyzed to discriminate fine differences between vegetative species and other ground features Hue, brightness, and saturation in each spectral band can be controlled to attain high levels of precision. The technique, however, requires significant expense and technical expertise. Infrared imagery: Thermal infrared utilizes distinctions in surface temperature5 to record images of land and water characteristics. The technique is thus not particularly applicable to inventorying aesthetic resources, but is more pertinent to studying water and. thermal pollution and tidal flushinq of water bodies. Radar imagery: Radar imagery techniques are primarily useful for mapping coastal morphology and evaluating terrain variations, as radar wavelenqths can cut throuqh cloud cover even,under the most adverse weather conditions. Various techniques for obtaining the above aerial photographic data exist, ranging from the sophisticated remote-cohtrolled satellites which orbit the, earth, to the relatively primitive technique of hand-held cameras in a low-flying plane (for oblique photography). In the latter case, two observers are generally required so that one can concentrate,on photo- graphy while the other can make observations on paper of various features. 145 Aerial photographic techniques obviously lend themselves to the identification of locations of aesthetic resources and land use patterns on a regional scale, and as such must be supplemented by ground reconnaissance if qualitative or quantitative evaluations of aesthetic resources are to be made by trained professionals. 8.2 Data Processina The field reconnaissance methods discussed above will necessitate the recording and,processing of rather large quantities of data, depending on the scope of the investigations undertaken and the7level of detail desired. In most cases the data on aesthetic resources will be hand recorded, in a form suitable either for manual processing or for machine processing. 8.2.1 -Hand Recorded/Manual Processin' Met4od Where a generalized review of aesthetic resources or a detailed inventory of the aesthetic resources of a small area (less than a few square miles) is desired, manual processing methods will be suitable. If the units of the coastal zone have been grouped into a few general classes (perhaps-due to expediency), then the use of some sort of standardized worksheet matrix allowing for quick checkmarks, simple concise notes, and even field sketches would be the most valuable. 8.2.2 Hand Recorded/Machine Processed Method Most aesthetic resource inventories are conducted on a larger scale. Furthermore, considering the great potential variation in visual experiences along a given segment of coastline, vast amounts of data may be collected that can be most economically and efficiently processed by high speed computers. A device called an Optical Mark Reader or Scanner 146 can be used to process information recorded jn the field on forms similar to those commonly used in @tanidardized testing procedures (e.g., SAT's@. ,These forms can be rap-idly and cheaply scanned with an accuracy equal to or exceeding any other existing method (presuming the simple marking procedure ,is followed correctly). Specially tailored forms can be designed cheaply, as well. Numerical data is the easiest to record, but remarks can also be recorded and processed. If computer mapping or processin� is contemplated, this is by far the better method of recordinq data. 8.3 Mapping The state coastal planner must select techniquesfor displaying inventoried data on aesthetic resources. The basic processes available include the preparation of traditionally used hand-drawn single resource or multiple resource overlay maps and computer printed graphic displays. 8.3.1 Scale Appropriateness of scale in mapping is a consideration familiar to al-l regional and state planners. Delineation at the regional, state, and coastal zone level may be effectively carried out at scales of 1:62,500 or 1:63,360 0" = 1 mile) for gross generalization of evaluated aesthetic resources, on both a tone and point basis (e.g., tones at these scales may represent areas of high aesthetic diversity, shorelines of special interest, 147 and areas of particular aesthetic concern, etc.; points may represent important viewing points, centers of vistas, cultural and recreational nodes, etc.). For detailing-specific resources, larger scale mapping is generally more desirable. The 1:24,000 scale is the next largest common scale and is highly suitable for resource delineations. Most states would require a large number of maps at this scale for full coverage of their coastlines (in the hundreds-); in the event of budget limitations,.mapping. at this scale might be usefully applied solely to areas of part.i'cular aesthetic concern. Other sub-regional scales which are in less common use but are equally valuable-.are.1:20,000 and 1:.40,000 (NOAA/NOS charts). A common computerized mapping grid cell size is one hectare'. (1:39,283 scale). Experience has indicated that mapping based on inputs scaled to this area as a minimum unit is suitable for regional and sub- regional delineations, but less effective for detailed delineation than largerscale maps. 8.3.2 Single Resource Maps The traditional and most commonly accepted technique for presenting results of an inventory of aesthetic resources is to depict each category of items in the inventory on individual maps. Areal data, such as ,land uses, vegetation types, steepness of slopes, and so on can be represented by lines drawn around various zones which usually have irregular boundaries. This kind of map is called a polygonal or cloroplethic map-. The areas within the boundary lines can be differentiated using a numeric or letter code, a tone, or a.color. 148 T.- J_- KODIAK BARROW SEWARD X\ zft@ Figure 8-2: A single-resource map. Landform of the coastal zone and continental shelf of Alaska. National @stuary Study, 1970 149 Examples.of land use categories found and mapped in the coastal zone in Maryland include the following: crop and pasture land rivers orchards reservoirs deciduous forests (upland and lowland) bays and estuaries evergreen forests (upland and lowland) wetlands mixed forests (upland and lowland) beaches upland brush bare exposed rocks Maryland planners have also assembled data and mapped scenic areas and areas with unique or endangered natural. features, including particularly fragile ecological systems, wild lands, and "big trees." Other data representing many localized features of the landscape can be mapped as points or lines on a base map, using various symbols to depict visual landmarks, special,geologic and hydrologic features, paths of movement,and significant views and viewing points. 8.3.5'.Gerlay Resource Mappin Another type of mapping that has come into common usage is the tech- nique of overlaying single resource maps to display and analyze multiple combinations of resources. This method could be espec-ially-applicable to inventories of aesthetic resources where capabilities and suitabilities have. been mapped for comparison to existing land uses to determine locations of non-permissible uses. Conflicts can thus be identified where aesthetic resources of high quality are being damaged by ill-planned land uses and development. The delineation of areas of particular concern on such maps, when overlain on existing maps of land use patterns, would facilitate identification of overlapping areas where restoration or enhancement may be needed. 150 8.3.4 Computer Mapping Numerous efficient computer graphics prOgrams (e.g., SYMAP) are available to display information gathered in the inventory process. Where field reconnaissance or-aerial photo data can be digitized -and spatially located on an orthogonal coordinate grid, these programs can map a range of values for any given single variable. However, for the results to be in a digitized, spatially located fomat, consideration has to be given back in the preparation stages for the recording of data on the field survey form. (Conversion of existing non-digitized results to an acceptable format is extremely inefficient, costly and of dubious value.), Output most commonly is in the form of line printer graphics. If the useof this type of program is contemplated, research concerning allowable. cell size (rarely square) and maximum array size should also be done during the preparation stage. The advantages of these computerized techniques are that very large amounts of data can be stored and displayed and multiple combinations of data can be mapped for analysis of interrelationships between various. resources. 4 Computer programs also exist to facilitate interpretation and visualization of topographic maps and aerial photos. Programs (e.g. SYMVU, VIEWIT) exist which can delineate viewsheds on topographic' maps and produce oblique aerial views of given@topographics. 151 AT 5 .......... ........................... ................................ ..................... ............... .............. .......... ............... ............ ........... .................. ...................... .............................. ..................... Figure 14-Computerized plotting by VIEWIT program, from a Landscape Con- trol Point at Cache Creek, Jackson, Wyoming. Lines of sight scon the visible area. Data on elevations, by coordinates, are obtained from maps. Each call in the grid covers 3.1 acres. For each cell, elevation is established by interpolation. The computer produces an overlay that shows the maximum arm visible from the LCP. Figure 8-3: Computer plotted lines of sight. From Litton, USFS, 1973 152 8.4 Presentation Aids .8.4.1 Narrative As with most planding reports, narrative information will of neces- sity have to be submitted with the mapped material and other graphic in- formation to provide explanatory support and verbal interpretations of the analyses. Since most of the material relating to aesthetic resource assessment it easily communicable in graphic form, the narrative material should consist of short, concise summaties.ofthe inventory and evaluation processes used, together with proper documentation where outside literatlire has been cited. If information is to be disseminated to the public and agency personnel unfamiliar with the assessment of aesthetic resources, ,the narrative material will'be of invaluable help in relating the methods used and final conclusions. 8.4.2 Matrices and Charts Where complex.surveys of aesthetic resources have been conducted, the use of matrices and charts to display information will simplify and .organize the material ina concise manner. Representative examples of field survey checklists, processing matrices and tables, and summary tables and charts of the evaluation findings will reduce the amount of.narrative needed. The chart below (Fi g,: $4) i 1 1,.us trates.. -how. representative man-made shore. landscape. types..., (termed @"Shores capes."): can -be evaluated by reconnatssance staff. 153 WO q, 4 q@ @M ',;@O , Al@ xz CD 90 H 0@1@ Jj V@ m m c;- X 0 @qqq- Rffi (D (D CL 0 -S fD -5 Mffl, 0) C+ VWD = (D @ @ @ @%- @c 0 Q. rD l1v @jw I@o rD z --ha . , ; P@R q@ w 0 C+ i6 (D Ln CM -Z..4 Ln =r-0 (D W ITy 0 0 rD i:@: o- U-4 M M At J'@ ;0 8.4.3 Plan Formats. Where representations of site scale aesthetic resources.are needed to supplement the material mapped using the techniques discussed elsewhere in the reDort, plan view maps can aid.-in., communicating aesthetic resource attributes and evaluations. Plan view maps are particularly essential to analyzing and explaining the spatial relationships of aesthetic resource elements, since the,spatial dimen- sions play significant roles in influencing'perc .eived a:esthetic resource value. 155 8.4.4 Eye-level pictorialization In addition to the above mentioned techniques, eye-level pic- torialization can be used to explain the concepts and terminology used to e'Valuate aesthetic resources, as shown in Figure 8-5 below. Simple line drawings or silhouettes will probably offer,the most easily communicable media as well as the least time consuming. (1) Pristine Viewscape, Visual Disturbance Absent 41 - (3) Moderately Little Visual Disturbance/Physical Alteration pill (6) High Degree of Visual Disturbance/Physical Alteration Figure 8- 5, Eye level pictorialization adapted from: Jones and Jones, "A Technique for Environmental Decision Making Using Quantified Social and Aesthetic Values: Battelle Pacific Northwest Labs, 1974 156 CHAPTER 9: AESTHETIC RESOURCES EVALUATION METHODS AND TECHNIQUES 9.0 Introduction. Chapter 7 gave a brief discussion of the purposes of aesthetic resource evaluation and delineated some of the decisions involved in carrying.out such evaluation. This chapter addresses the techniques in greater detail, particularly emphasizing the advant ages and disadvantages of professionally-derived vs. user-derived methods of evaluation. 9.1 Professionally-derived Methods Professionally-derived'methods are generally engaged in the assessment of aesthetic resources for either or both of the following purposes: e to inventory aesthetic resource characteristics singly or in combi- nation.with more comprehensive planning goals, e.g., land-use, zoning; to determine potential visual impacts resulting from the introduction of man-made structures into natural landscape, e.g., power plant siting. Within the professionally-derived category, evaluation methods can be either of aquantitative or qualitative nature, depending on the objectives of the. evaluator. As implied in the dichotomy of classification, the quantitative methods attempt to assign a numerical.value of an ordinal or interval nature to aesthetic resources while the qualitative methods merely seek to establish a rank order between aesthetic resource values. Despite this distinction, it must be emphasized that while the end products of the two classes of methods may differ, both.rely on initial qualitative judgments. In other words, the assignment of quantitative values to aesthetic resources will in reality be .dependent on qualitative judgments made at the outset. 157 P aralysis shorescape evaluation unit reach patterns NQ narne . . . ...... E" gimigiolim-m! im.-mmimoom H . ......... 11 H,.. 100; @Nrm_. sandy beaches leading to . beach ith offshore rocks; -.1, r'@ 49 somewhat steeply to Bur- well Hill; urban development along shore; inland swamps. HOUSATONIC 4 Point Beach Convex beach backed by some swampland 1', 110, and Merwin Hill; Point Beach highly developed; some sand bars off Pond Point. - - - - - - - - - - at 3 Bayvi Conc e bea terminus of hummocky peninsula; Meadow Creek drains in- 0. 0. 11, 10, 10. 0. 11, 11, 11, 11, 11, teri6r swamplands; Welches Point dominated by rock outcrops and groin development. 2 The Gulf Shallow embayment with inlets drain - nsive ing into central portion; town of Milford; offshore islands; exte swampland adjacent to Bar Island. wmmm -...w =7 714me mis = m w Zmaid'ed7i"'vemr 7ou`7h=an=d=1a=rge=d=ee=pm Island swamp, protected by sand bar and hook; backed by.fairly urbanized towns of Rivercliff and Devon; several off- shore islands. Subregion 4 6 Lordship Tombolo surrounded by crescent sandy BRIDGEPORT Beach beaches backed by marsh; housing on upper portions and along beach; air- port dominant inland feature; off- shore rocks toward Stratford Point. Figure 9 1: Analysis,and Evaluation Matrix LISS Shor0ine Appearance and Desisn-HandbookS 1975 9.1.1 Qualitative Evaluation Methods Assuming a particular landscape(s) has been selected for evalu- ation with the objective of determining a non-numerical ranking of the values of i Its aesthetic attributes, the following procedural model is normally followed: (1 ) Deri va-ti on of Qual i tati ve Terms The initial stage in most of the qualitative evaluation methods involves the development of a set of descriptive terms which can be used to define the aesthetic attributes of the landscape being 158 r's Hi I ErE rwsh.'rle i Shorescape management are s of special scenic1concern units atlas name assets deficits management included NQ recommendations ...... .... M: . ... ..... Bayvi .ew rhe Gulf Area Charles Island Bulk material Increase access to shores and view in Gulf The Gulf 1 5 storage in Milford Beach, Milford Harbor areas; nrovide access in seasonal housing areas Open up dense seasonal development on shore. narticularly in Bayview and Silver Beach areas Manage historic assets in Milford Nells Island Nel ls Island Nells Island Bridgeport Muni- Increase public access and view access to cipal Airport Nells Island area, and to islands in Lordship Beach 6 Connecticut Light Housatonic River and Power Plant Open up built-over shores in Stratford. Power lines along the Housatonic and,along the_Sound Bulk material Limit industrial uses on shores of the river storage 217 studied. For example, Litton (1974) uses the terms: "unity, variety, and vividness" to evaluate aesthetic resou rce elements of water-edge landscapes. In the Long Island Sound Appearance and Design Element (1975), Roy Mann Associates employs I qualitative evaluation terms such as those listed below, applicable to coastal aesthetic resources. Topographic Complexity: an index of the diversity as well as the relative relief,of an area's landforms (vertical qualities). Shoreline Complexity: an index of the irregularity of.the coastal interface between land and water (horizontal qualities). 159 Vegetative Integrity: unity of vegetative species or type forms within a single shorescape viewshed. Vegetative Diversity: diversity of vegetative species or type forms within a single shorescape viewshed. Color (Hue).Ingredients: color of natural elements (earth, vegeta- tion, water, sky); a criterion that varies with,seasons and weath6r. Regardless of the terminology used (most express some form of com- plexity or diversity), it is extremely important for the evaluator to explicitly define the terms used to minimize vagueness and maximize the objectivity of the evaluation. (2) Classification of aesthetic'resource elements Following development of a set of qualitative terms, the land- scape elements which are believed to contribute to the overall scenic value are then identified and classified for subsequent evaluation by use of the qualitative terms. An example from the study by Litton is provided below, Table 9-1, in which the author identified aesthetic aspects of water in the landscape derived from the interrelationships of water, vegetation, and landform with human use and man-made change. (3) Application of the qualitative terms to evaluate aesthetic resources In this step, the two steps above are synthesized to evaluate th aesthetic resource elements of a particular landscape in non-numer- ical terms, much as "high," "medium," or "low" for each of the qualitative descriptors. 160 jInventory Peview Sheet--Setting Unit SETTING UNIT: CULTURAL PATTERN CONTRAST FORM CONTRAST BOUNDARY -TATION CONTRAST DEFINITION@ n."INE SILHOUETTE AERIAL HAZE DISTANCE REGULAR BASINS IRREGULAR BASINS OPEN ENDEL SYMMETRICAL CORRIDOR FOCAL CLOSURE ASYMMETRICAL CORRIDOR _j OPEN ENDED ENCLOSURE - FOCAL CLOSURE CONSISTENT HALF OR SIDE ENCLOSURE IRREGULAR HALF OR SIDE ENCLOSURE OPEN WITH FOCAL ;NCLOSURES OPEN WITHOUT FOCAL ENCLOSURES CANOPY FLOODPLAIN EVEN suopm-u=T BY Sire VALLEY LANDSCAPE EXPRESSION- LAND FORM@ LOPES CONSISTING OF SIDE VALLEY AND , SHOULDERS ETC. VEGETATION PEAKS-PINNACLES ESCARPMENTS-CLIFFS FEATURES Dom-ouwkops SIDE CANYONS WATERFALLS CAVES ETC. T PATTERNS VEGETATIONAL I SROREB PATTERNS PAI GRASSLAND BARE OF COVER EVIDENCE OF HUMAN IMPACT. VANTAGE QUALITY SHORE ELEMENT MOST PROMINENT WATER ELEMENT MOST PROMINENT PR93KINENCE SHORE AND WATER CD-EQUAL PROMINENCE WATER EXPRESSION - SETTING DOMINATES WATER NOT APPARENT UNIT WITHIN SETTING UNIT (TRANSENDS) CONTINUITYJ WATER AND SETTING DEFINE SAME UNIT MORE THAN ONE WATER UNIi CONTAINED IN SETTING UNIT NO TRANSITION-SHORE EDGE CONSTITUTES WATER'SETTING UNIT EDGE TRANSITION NO CONTRAST BETWEEN SHORE AND SETTING MARKED CONTRAST BETWEEN SHORE AND SETTING EVIDENCE OF HUMAN IMPACT Figure 9-2: Landscape Classification. From Litton et al, Water and Landscape, 1974 161 Evaluations such as these are most useful for first order analyses of the relative qualities ofaesthetic resources when uniform criteria are applied consistently throughout the evalu- ation process. However, when a more precise ranking on a numeri- cal scale is needed, or when an assessment of the significance of aesthetic resources relative to,non-aesthetic factors is required, such qualitative judgments may be less than convincing. The latter are better achieved through the use of the quantita- tive techniques described below. 9.1.2 Quantitative Evaluation Methods Quantitative evaluation methods can be either of two types: in- dependent or comprehensive. The independent methods are used when aesthe- tic resources are appraised independent of non-aesthetic factors. Compre- hensive methods are employed when it is desired to compare values of aes- thetic resources with non-aesthetic values (i.e., economic, social, or eco- logical values). Independent quantitative evaluation methods. (1) Derivation of quantitative terms.. As with the qualitative methods discussed above, a set of descriptive terms is usually developed to provide for a consistent and rational evaluation of the aesthetic resources,of a landscape. For example, Jones and Jones (1974) advocate the use of the basic terms "intactness'.', "vividness", and "unity" to describe the visual quality of a land- scape. These terms, as app lied.by Jones and Jones in several studies to evaluate the visual impacts of proposed development, are defined below: 162 Intactness: The intactness of a viewscape is a measure of it's apparent degree of natural condition as judged by: 1.) its level of urbanization 2) the degree to which encroachment is present. Vividness: The memorability of the visual impression received from the viewscape or its elements; relates to the level of distinction or prominence resulting from contrast to mutual accentuation of diverse viewscape elements. Complementary effects include: 1) definition of the viewscape boundary 2) diversity of spatial enclosure 3) degree of topographic relief 4) diversity of vegetative pattern 5) prominence of natural features 6) prominence of water forms 7) vividness of sky 8) vividness of man-made elements The measure of the degree to which individual elements in the view scape join together to form a single, coherent, harmonious visual unit. (2) Classification of aesthetic Resource Elements. Classifica- tion of aesthetic resource elements is typically undertaken in a manner similar to that discussed above in the qualitative model. Some-representative classification schemes from studies by Jones and Jones (1974), Sargent (1967), and Leopold (1969) include: JONES & JONES, SARGENT LEOPOLD Visual Resources of the Factors: Aesthe7ir Factors Platte River Canyon: Distance of view of River Sites Tr-ofile and topographic relief Variety of view River width Spatial enclosure Depth of view River pattern Natural features Width of view Bed slope Vegetative patterns intermittency of view Basin area Wildlife visibility . . . Stream order Shoreline features Erosion of banks Waterform expression Deposition Manmade elements Width of valley flat 163 Subdivision of the landscape into its. component elements allows an evaluation to be made which avoids subjective determinations of overall scervic quality in the absence of a rational approAch. It is much easier and far more objective to evaluate a land- scape piece by piece and then to assimilate the findings into an overall rating, than to attempt to evaluate the landscape in its entirety from the outset. (3) Application of the qualitative terms to quantitatively evaluate aesthetic resource elements. Once the landscape ele- ments have been classified, each element is then evaluated using the qualitative terms developed above and a quantitative scale.- (4) Combinin@ the ratings into an overall quantitative evaluation of aesthetic resources., Once the individual aesthetic resource elements have been evaluated, a quantitative summation of the scenic value of the landscape being studied can be derived. (This is particularly important for identifying'areas of particular concern, designating areas to.be restored'or enhanced, and determining priorities for use, etc. under the CZMA where aesthetic attributes must be compared between sites.) This step usually involves develop- ing formulas or a set of equations which can be used to assimilate the evaluations of individual aesthetic resource elements into 164 an overall measure of aesthetic value for the landscape. Two 4 examples are p@esented below from studies by.Research'Planning and Design Associates (1970) and Jones and Jones (1974). Table 9-1 Aesthetic Value Rating Formulas RpnA JONES AND JONES CLV (SV) (SW) + (UV) (UW) VQ = 1/3(l + V + U) where CLV = Combined Landscape where VQ = Visual Quality Value SV = Series Evaluation = Intactness (High 9, Median 6, L-ow 3) SW Series Weighting Value V Vividness UV Unit Evaluation U unity (High 9, Median 6, Low 3) UW Unit Weighting Value 9 Comprehensive Quantitative Methods. Other more comprehensive methods have been developed to quantify that aesthetic values can be appraised in concert.with social, economic, and other environmental values. The independent methods discussea above provide a mechanism,for rating one..aesthetic'resource against another; the comprehensive methods attempt to weigh aesthetic resources against n.on-aesthetic factors, such as physical-bio-chemical impacts, etc. Because of the difficulty in assigning numerical values to aesthetic factors so that they can be compared to other more easily quantified factors.' these types of evaluation methods have not as yet attained the, 165 R.116W.R.115W. 43-3d Cache Creek 'X. Landscape Control Point Plot by Sections Y4 Visible area MILES 0 2 3 T. 4 111 r=@@ T.40%. N Contour interval 200 feet 4 43- Figure 13-Plotting with sections from a Landscape Control Point at Cache Creek, Jackson, Wyoming. A series of sections are laid out as rays from the LCP. Linn of sight extend from each section. Extent of visible areas is Plotted on a topographic Irmo, 5 6 -10,000 9,000 VERTICAL SCALE 2 FEET 8'0CO 7,000 3 6,350 Figure 9'-3,: Establishing local viewshe 'd perimeters. Such procedures are equally useful in developing detailed knowledge of.aesthetic resources in coastal units as part of on-going management planning and in predicting impacts of specific proposed actions. Excerpted from R. Burton Litton, Jr., LandscaDe Control Points: .a Procedure for Predicting and IMonitoring Visual Impacts., USDA Forest Service Research Paper PSW-91-, 1973. 55@@@ z 166 state-of-the-art attributed to the independent methods. Therefore no attempt is made here to Present an-abstracted procedural model. Rather, representative,methods are briefly discussed. Comprehensive methods are included in the professionally-derived category because they have primarily been developed to evaluate overall environmental impacts of proposed developments or land uses, and because they-rely heavily on professional judgements of aesthetic resource quality. In order to appraise aesthetic factors in the context of their environmental, social,and econimic factors, aesthetic resources are usually assigned a numerical value indicative of the magnitude of quality of the aesthetic resource itself, and subsequently a numerical value which is a measure of the importance of the aesthetic resource vis a vis the other non-aesthetic factors being considered in the analysis. One of the more well known-systems developed along these lines is the Leopold in 1971. In this simple, first order impact assessment method, aesthetic resources are sub-divided into: 'scenic views and vistas, wilderness qualities, open space qualities, landscape design, unique physical features, parks and reserves, monuments, rare and unique species and ecosystems, historical or archaeological sites and objectives, and presence of misfits. Each of these factors is evaluated as to "magnitude" of impact, either positive or adverse, and then as to "importance," i.e., the significance of the aesthetic resource impact relative to other physical impacts. The method, however, relies very heavily on professional judgments 167 of aesthetic value and considers only first-order, linear relation- ships between proposed.developthent actions and impacts on aesthetic resource and other environmental factors.. A somewhat more sophisticated system is the "Environmental Evaluation System for Water Resource Planning" developed by Batelle-Columbus Laboratories for the Bureau of Reclamation in 1972 to assess environ- mental impacts of water resource development projects. As shown in the ac companying figure, Fig. 9-4, potential environmental impacts Fiaure 9-4 .ENVIRONMENTAL EVALUATION SYSTEM ENVIRONMENTAL IMPACTS Environrr Ecology 42401 Pollution 402 Aesthetics (163) Human interest (206) iental Species and Populations (140) Water Pollution 018) Land 132) Educationa.I/Scientific TERRESTRIAL Basin Hydrologic Loss; BOP; Geological Surface Material; Packages 148) Browsers and Graxers; Dissolved Oxygen. Fecal Relief and Topographic Archeological; Ecological; Crops; Natural Vegetation; Coliforms; Inorganic Character; Width and Geological; Hydrological Pest Species; Upland Game Carbon; Inorganic Nitrogen; Alignment Birds Inorganic Phosphate; AQUATIC Pesticides; pH; Stream Flow Historical Packages (55) Commercial Fisheries; Variation; Temperature; Architecture and Styles; Natural Vegetation; Post Total Dissolved Solids; Toxic Events; Persons; Religions Species; Sport Fish; ISubstances; Turbidity and Cultures; "Western Waterfowl Water 152) Frontier' Air Pollution (52) Appearance of Water; Land Habitats / Communities (100) Carbon Monoxide; Hydro- and Water Interface; Odor Cultures (28) TERRESTRIAL Carbons; Nitrogen Oxides; and Floating Materials; Indians; Other Ethnic Food Web Index, Land Use; Particulate Matter; Photo- Water Surface Area; Wooded Groups; Religious Groups Rare and Endangered Chemical Oxidants; Sulfur and- Geologic Shoreline Species; Species Diversity Oxides; Other Mood/Atmosphere (37) Biota (24) Awe/I nspi ration; Isolation/ AQUATIC Animals - domestic; Solitude; Mystery; Food Web index; Rare and Land Polluti.on (2!) Animals - wild; Diversity "Oneness" with Nature I F Endangered Species; River Land Use; Soi rosion of Vegetation Types; Variety Characteristics; Species - -1 within Vegetation Types Diversity. Noise Pollution (411 Life Patterns (37) Noise Man-Made Objects (101 Employment Opportunities; Housing; Social Interactions ...... .. -e Objects Composition (30) Composite Effect; Unique Composition Excerpted from: Batelle-Columbus Laboratories, 1972 168 J as. n. were subdivided into four categories: ecology, envir onmental pollution, aesthetics, and human interest, which were further subdivided into separate parameters and assigned "parameter importance units" (e.g., aesthetics; land: 32 P.I.U.'s). Each parameter is.then evaluated .for the landscape under study on a scale from 0, "extremely bad quality," to 1, "extremely good quality" to determine an environ- mental quality index. The index is then multiplied by its parameter importance value.to give a product, which is then summed up in a total environmental impact score for the landscape with and without the proposed development. Thus aesthetic parameters are quantified on a unit scale common to all the environmental parameters so that they can be evaluated accordingly. Unfortunately this type of quantification of aesthetic parameters -relies solely on professional subjective analyses and thus is bound to reflect biases, as noted by the system's authors. The weightings of the parameters, e.g., assigning the PA.U.'s, is also done rather arbitrarily.. However, when viewed in the context of the assumptions underlying these judgments, the method does provide a means for analyzing environmental impact over a wide range of factors including aesthetic factors as well as those more easily quantified. In terms of their applicability to the evaluation of the aesthetic resources of the coastal zone, comprehensive methods such as those discussed above represent initial steps in the right direction. For instance, due to the extremely sensitive nature of many coastal zone ecosystems and the high real estate values associated with coas- tal lands, it may frequently be necessary to quantify aesthetic 169 values so that they can be weighed against other, non-aesthetic values. In this sense, comprehensive quantification of,aesth6tic resources may beparticularly important for determining "priority uses" and designating areas for "restoration" or "enhancement." However, much additional research is needed at present to provide a more empirical foundation.for assigning values to aesthetic resources which canbe compared to other, non-aesthetic values., 9.2 User-derived Evaluation Methods In contrast to professionally-derived methods, which are applfed to determine inherent aesthetic resource values, user-derived methods are utilized'to evaluate aesthetic resources on the basis of user perception or user demands. User.perc6ption methods are those which assess aesthetic .resources on the basis of evaluations elicited from a selected sample or samples of viewers, often on.the basis of analyses of demand (e.g., number of visitor days). As was done in the professionally-derived section, examples from representative studies have been organized into a general procedural model for the first category of methods. The user demand method is then only briefly discussed, as it is,generally concluded that user demand methods are less effective for evaluating aesthetic resources. 9.2.1 User Perception Model Given the selection of a particular landscape to be evaluated, user-perception methods generally conform to the following procedural model. (1) Pre-determination of Aesthetic Resource Factors,Influencing Perceived Scenic Values 170 The initial stage of the process usually involves using professional. judgment to determine the factors and characteristics of aesthetic resources which affect perceived scenic value. For example, several studies have.been concerned with the evaluation of aesthetic resources of water-related.landscapes in which physical and visual attributes of the landscape were identified as potential influences on perceived scenic quality. Examples of these influencing factors from Morisawa A1971) and Pitt (1973), follow: Morisawa: Factors Affecting Pitt: Physical Dimensions Perceived Scenic of Landscapes Adjacent Quality of Riyer- to Rivers Affecting ine Landscapet Perceived Scenic Quality -vista -mean height of streambahk -color vegetation -vegetation -maximum height of streambank -relief vegetation -serenity -distance between vegetation -naturalness -mean height of vegetation/ -accessibility distance between vegetation -water appearance -mean height of valley walls -pollution and litter -maximum height of valley walls -width of valley floor -mean height of valley/width of valley -mean slope of valley walls -maximum slope of valley walls -stream order 171 In another study, undertaken by Craik (197-2), the following land- scape dimensions were identified as influencing the perception of scenic qualities: -observer position -extent of view -amount of foreground, background -panoramic view -direction of lighting -vertical enclosure which blocks off line of vision -isolated forms -surface shape seen as outline -focal views -cloud character Pre-determination of these factors or dimensions of aesthetic resources is done to develop a set of hypotheses regarding the effects of these characteristics on perceived scenic value. The hypotheses are then tested for a selected sample of sites and a selected viewing sample to test the correlation between the varying elements and viewer evalu- ations. Depending on the validity and reliability of these analyses (using standard statistical techniques), the results may then be gene- ralized to predict viewers' evaluation of qesthetic resources of other landscapes. (2) Development of Rating Scales Once the elements of aesthetic resources influencing perceived scenic values have been identified, the next step may involve developing a rating scale which can be used to predict how varying combinations and intensities of the factors or dimensions will affect perceived scenic values. Shafer and Mietz (1970) identified the dimensions of eight zones (within a landscape photograph) as the major influences on perceived scenic values and computed-the areas and perimeters of the zones 172 't6predict A landscape's preference score. Other methods of predictive rating include that described in the North Atlantic Regional Water Resources Study (Research Planning and Design Associates, 1970) which were subjected to further testing by perceptual methods, e.g.: "Scenic value is a function of relaiive landf6rm elevation and diversity of land use pattern. As relative elevation decreases in magnitude, diversity of land use@pattern in- creases in importance for the maintenance of.high scenic value." (Zube, Pitt, Anderson, 1974) (3) Selec tion of a Viewing Sample In order to elicit evaluative responses of the perceived value of aesthetic resources, samples of design.professi onals or more diverse groups are typically selected to view.the landscape under study. Several studies have been undertaken (Craik 1972; Coughlin and Goldstein 1970; Fines, 1968; Zube, Pitt and Anderson, 1974) to analyze the congruence of expert and non-expert values. Generally these studies conclude that evaluations of aesthetic resource values will exhibit agreement among diverse groups of viewers, with the constraint that ratings be compared for broad ordinal scales, (e.g., high, medium, low) rather than on more specific'interval scales .(e.g., JI-l"rat-d'a landscape on a scale from 1-10"). The selection of the view- sample will in most cases depend on the time.and resources avail- able:to the investigator in soliciting volunteers., C4) Development of View Evaluation Method Having selected a viewing sample, usually from 40 to 100 people, a method is then devised for viewing the landscape(s) being studied. Vantage points are initially determined from which the landscape is 173 directly viewed or from which color sl'ides or black and white photographs are takdn.for off-site viewing. Sketches of-the.site may also be used, alone or in combination with the above Zube, Pitt and Anderson (1974) suggest that color photos produce no,,significant differences from on-site visitation, if care is taken to avoid artificial enframement. Questionnaires are usually developed to soTicit the viewers' evaluations during the viewing sessions. Craik (1972) and others suggest the use of questions which ask the viewer to appraise the landscape.on an elemental, evaluative level rather than on a preferential basis, thus avoiding questions which would elicit responses'relating to the preferred use of a landscape. "Evaluative" judgments are also representative among a wider cross-section of people and are thus pref erred if results are to be statistically expanded. (5) Findings Analysis/Landscape Ranking Statistical methods, such as regression analysis or factor analysis are then typically employed to analyze the viewer evalu- ations in order to correlate actual-aesthetic resource character- istics with the evaluations of perceived scenic values. For example, Craik (.1972) reached the following tentative conclusions: a) The sense of vertical enclosure which blocks off the line of vision directly ahead of the observer is negatively related to aesthetic appeal. b) The degree to which a scene contains a focal view directing the line of Vision along a prescribed pathway is positively related to aesthetic appeal. 174 c) An extent of view greater than three miles is positively related to aesthetic appeal. d) A panoramic view, either a sweeping or horizontai expanse, is positively related to aesthetic appeal. ,-e) The presence'of clouds is positively related to aesthetic appeal. The findings may also be used to rank the aesthetic resources in terms of their perceived@scenic value, as in the Shafer study (1970.:) where "landscape preference scores" were used to rank seven landscapes in each of two sets of photographs. Alternatively, the evaluations can be utilized (assuming consensus exists).to substantiate prior professional judgments as to the value of aesthetic resources at a site. 9.2.2 Attractivity Analysis Methods Another means of evaluating aesthetic resources is to measure the demand for the use of the resource. This technique has been traditionally oriented to recreational resource management, where there is a more easily quantifiable product, e.g., the visitor to a recreation facility. In theory, aesthetic resources are "demanded" by users, thus indicating that.the quantity and frequency of visitations to a site should represent to some degree the scenic value of the aesthetic resources-. Specific examples of this kind of demand measurement would include counts of visitors stopping at a scenic overlook to observe a panoramic view, or counts of people walking down a particular'stretch of beach. Theoretically, those resources which attract more people are more valuable. While this technique in a sense removes the evaluation of aesthetic resources from an intellectual or judgmental exercise to a more 175 realistic frame of reference, (e.g-. hard physical data: visitor days)., there are certain disadvantages to the use of this method. Primary among these is the difficulty in assessing whether the aesthetic resources of a particular -4ite or,landscape are affecting user' demand more significantly than other variables (e.g., distance, access, fuel availability, cost, pub licity, etc.). The relative locations of alternative aesthetic resources may frequently affect the demand,for an aesthetic resource to a greater extent than the quality of the aesthetic resource itself. 9.3 Summary In the foregoing sections, representative aesthetic resource evaluation methods have been presented as conforming to one of five basic organizational models or categories. Selection of any of these existing methods or development of new techniques will depend to a large extent on the objectives of the evaluator and the time, resources, and skills available. However, in order to provide the planner with a list of criteria for developing an aesthetic resource evaluation process suitable:to individual program needs a nd capabilities, a list of basic considerations is presented below: � Scale: Applicability of the method to a range of landscape scales. i.e., site-local-regional. � Universality: Applicability of the method to a variety of geographical conditions and aesthetic resource attributes. Implementation Requirements: a) Need for specially trained personnel and outside expertise; b) Need for specialized equipment; computer facilities and sophisticated data collection, processing and analysis techniques. 176 Systematicness: Applicability and validity of the theoretical basis of the method; ease with which the method can be applied f, Flexibility: Compatibility of the method with other planning program e ements. 0 Relevance of the Method to Program Objectives: a) Determining permissible uses; b) Designating areas of particular concern; .c) Assessing aesthetic resource impacts; d) Determining Priorities of use. Each of the five basic.categories of evaluation methods discussed in this chapter will satisfy the above general criteria tn varying degrees. The planner should utilize the criteria prior to developing an evaluation method(s) such that individual program objectives, needs and capabilities can be adequately defined. 177 GLOSSARY-: COastal Aesthetics Bluff: A steep landform, generally lying parallel to a shore or river Captive view: A view seen from a transportation corridor (street, highway, railroad) which is unavoidable to most travellers Coastal reach: Aggregate of shorescape units within recognizable geomorphological divisions Coastal tiers: Offshore: from the outward limit of regional waters to the spring low tide line Shore and estuary: from spring low tide to record high water Upper sh6reland: from record high water to the limit of the viewshed Deficit: An element exhibiting a lack of positive aesthetic quality Diversity: The quality of the landscape which expresses variety of forms perceived on land or water Eyesore: An element exhibiting gross inconsistency with aesthetic standards Fragility/sensitivity: The quality of landscape resources which expresses their susceptibility to value reduction as the result of modification by man Headlands: High points on the shore which act as guides to -the eye and provide closure to units of shorescape Intrusion: An element exhibiting incompatibility with the surrounding natural or man-made environment 00 Landscape: The total visible terrain Mass: The total expanse and bulk of a structure, including all three dimensions, usually perceived by the viewer from a short distance Regional viewshed: The area bounded by those topographical limits most commonly considered inland horizons as �een from resources and settlements acknowledged as of importance to the coastal zone community Rise: A shallow landform merging with distant heilghts Shorescape unit: Length of shore visible between headlands from a single point in the near shore zone Silhouette: The two-dimensional appearance of a structure as it appears on the horizon Texture: Composition and appearance of the building materials of a structure; general appearance and density of vegetation, natural and planted by man Townscape: A visually coherent group of man-made structures Viewpoint: Point on land or a. building from which one or more views of any typecan be seen; high priority viewpoints provide access to views of high scenic interest Viewshed: Visible shorelands and islands extending up to the distant high ridge or peaks most commonly viewed as the (local) shore horizon b@ coastal, viewers. BIBLIOGRAPHY 1. Aesthetic Resource Identification, Classification, and-Evaluation A. Major Sources (with annotation) B. Other Sources (without annotation) Il. Mapping and Remote Sensing of Aesthetic Resources III. Management of Aesthetic Resources IV. Management Plans from Coastal Zone States 179 BIBLIOGRAPHY AESTHETIC RESOURCE IDENTIFICATION, CLASSIFICATION, AND EVALUATION A. Major Sources (with Annotation) 1. Bagley, Marilyn D. Aesthetics in Environmental Planning. .P.repared by Stanford Research Institute, for-Tashinqton Environmental Protection Agency, November 1973. A comprehensivereview of the'role of aesthetics in planning.,,with a systematic analysis of current methods for measuring and quantifying. 2. Cerby.' James W. "Scenic Analysis & Assessment," Uni .versity'of New Hampshire,.Durham, New Hampshire. IReprinted from CRC Critical Reviews in Environmental Control. June'1974. A comprehensive review of existing techniques for scenic analysis, including a discussion of the advantages and limitations of various techniques and formulae which summarize the quantitative analysis parameters. 5. Coomber, Nicholas S.; Biswas, Asit K. "Evaluation of Environmental Intangibles," Genera Press, Bronxville, New York, 1973. This study-discusses techniques for the monetary and non- monetary evaluation of the physical environment, and des- cribes in particular aesthetic measure models and attrac- tivity models for quantitative assessment of environmental values. 4. Craik, Kenneth H. "Appraising the Objectivity of Landscape Dimension." In Natural Environments, Studies in Theoretical and Applied Analysis. 0--ohn Krutilla (ed.) Balti-more: Resources for the Future, Inc., Johns Hopkins University Press, 1972. There are three types of human response to the landscape: descrip- tive assessments which depict, rate, and measure landscape attributes; evaluative appraisals which judge relative quality of landscapes against a standard; and preferential judgments -which are personal and subjective evaluations. 5. Fabos,.Julius Gy. "An Analysis of Environmental Quality Ran;king Systems. In Recreation Symposium Proceedings. Northeastern Forest Experimental Station, Forest Service, U.S. Department of Agriculture, Upper Darby, Pennsylvania, 1971. A review and analysis of the quantitative ranking systems which..have been developed during the past decade for measuring environ- mental quality, including a thorough explanation of the eight criteria used to analyze the various systems. 6. Model for Landscape Resource Assessment Part f-of the "Metropolitan Landscape Planning Model" (METLAND) -. Univer ity of Massachusetts, College of Food and Natural Resources; Department of Landscape Architecture and.Regional Planning, Amherst, Massachusetts, June 1973. This study gives guide- lines for landscape planning and landscape resource assessment, and describes seven sub-models for measurement and rating of landscape resource variables, and applies these techniques to a study area in the Boston region. 180 7. Hebblethwaite, R.L. "Landscape Assessment and Classification Tech- niques.11 . In Land'Use and Landscape Planning, Derek Lovejoy (e'd.) -Aylesbu@y, England: Leonard Hill Books,'1973.-A comprehensive study of landscape assessment, including methods of assessment, how to make visibility studies, and discussion with case studies illustrating techniques for qualitative assessment. 8. JoHes and Jones, "Quantification of Aesthetic Values," Chapter 4, A Technique for Environmental Decision-Making Using Quan- tified Social and Aesthetic Values,, ed. by John B. Burnh Batelle Pacific Northwest Laboratories, for the U.S. Atomic Energy Commission, February, 1974. This report-includes a, chapter on Quantification of Aesthetic Values which describes a method for d 'etermining the compatibility of specific new development projects with an existing scenic area by mea- suring the change in visual qual.ity resulting from a new faci- lity being placed in a given viqwshed. 9 . Kaplan, S.; Wendt, J.S. "Preference and the Visual Environment." Environmental Desiz: Research and Practice, Vol. 3. Mitchell, W. J. @ed.), Los Angeles, 197Z. This study con- firmed the hypothesis that man has a preference forv'the , visual patterns characteristic of natural environments, and fu@ther, that this preference is not reducible to the com- plexity of the stimulus array. 10. Leopold, Luna. "Quantitative Comparison of Some Aesthetic Factors Among Rivers." U.S.G.S Circular 620, Washington, D.C., 1969. A study which attempts to quantify some elements of 'aesthetic appeal for riverscapes, with particular reference to the Hells Canyon region of the Snake River. .11. Litton, R. Burton, Jr. "Aesthetic Dimensions of the Landscape." In @Natural Environments, Studies in Theoretical and Applied Analysis. John Krutilla (ed.) Baltimore: Resources for tF-e-Fu-ture, Inc. Johns Hopkins University Press, 1972. In this significant article, Litton describes the types of land- scape inventories which can be made,,the quantifiable charac- ter'istics, the six landscape compositional types, and three aesthetic'criteria for evaluating the scenic landscape. 12. Litton, R.:.Burton, Jr.; Tetlow, Robert J., -Sorensen, Jens; Beatty, Russell A. Water and Landscape- "An Aesthetic Overvit!w of the Role of Water in tFe-Ua_n7scape. Water Information Center, Inc., Port Washington, New York, 1974. This comprehensive book gives a detailed description and classification frame- work for inventorying and eval-uating aesthetic resources according to landscape, setting and waterscape units, and discusses the impact of man-made structures and alterations in the water oriented landscape. 13. Mann, Roy, Norton H. Nickerson, V. Michael Weinmayr, and Richard Tutlock. Estuarine Landscape Survey and Analysis. Coastal Research Corporation, for the U.S. Department of the Inte- riori Fish and Wildlife Service, Bureau of Sport Fisheries and Wilflife, January, 1970. This report describes tech- niques for classifying and evaluating coastal landscape, and provides a detailed survey and analysis of the ten biogeo- .,graphic regions of the American coastlines. 14. Pitt, David G. The Physical Dimensions of Scenic Qual ity in Streams: An Examination of the Relationshi-2 IBetween Scenic Qualit Evaluations and Physical LandscaQe Dimensions. May 10,E+974. 7he relationship of 25 physical dimensions of streams in Massachusetts to the eval-uation of scenic quality in stream landscapes was investigated through regression analysis. 15. Research Planning and Design Associates. Appendix N: The Visual and Cultural Environment. North Atlantic Region Wate and Relation Land Resourc tudy. U.S. Army Corps of Engineers, November 1970. A comprehensive study of the North Atlantic region watersheds, with description of visual and cultural needs, recommendations for landscape planning and management-. programs, and a detailed inventory and landscape evaluation of the elements in the landscape continuum. 16. Sargent, Frederic 0. "Scenery Classification." Vermont Resources Research Center, Vermont Agricultural Experiment,Station. Report 18, 1967. This report describes a scenery classifi- cation system for analyzing natural scenery in Vermont, using a positive rating for the distance of the view and the variety of unique objects seen in the view, and a negative rating for the eyesores seen in the view. 17. Shafer, Elwood L., Jr.; Mietz, James. "It Seems Possible to Quantify Scenic Beauty in Photographs." U.S.D.A. Forest Service Research Paper NE-162, Northeastern Forest Experiment Station, Upper Darby, Pennsylvania, 1970. A landscape preference model that was developed and tested on recreationists in New York predicted the overall landscape preference pattern of outdoor recreationists near Salt Lake City, Utah, who ranked their preferences-for seven scenic vistas depicted on photo- graphs. 18. Steinitz, Carl; Murray, Timothy: Sinton, David; Way, Douglas. A Comparative Study of Resource Analysis Methods. Department of the Amy, New England Division, Corps of Engineers, Waltham, Massachusetts,, 1969. Fifteen methods of resource analysis are analyzed and ranked according to their level of complexity, being divided into major categories of descriptive, evaluative, and predictive study types. 19. U.S. Department of Agriculture, Forest Service. "The Visual Management System." National Forest Landscape Management, Volume 2, Chapter 1, Agriculture Handbook No. 462, 1974. A handbook withuseful criteria for identification and classification of 182 scenic quality in National Forest lands, with documentation to support the thesis that landscapes with the most-variety or diversity have the greatest potential for high scenic value. 20. Weddle, A.E. "Applied Analysis and Evaluation Techniques." In Land Use and Landscape Planning. Derek Lovejoy (ed.) Aylesbury, England: Leonard Hill Books, 1973. A compre- hensive discussion of landscape planning, including differing techniques for processing survey information and measures for evaluation. 21. Zube, Ervin H.; Pitt, David G.; Anderson, Thomas W. 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San Francisco Bay Conservation and Development Commission. "Bay Plan Evaluation Project: Appearance, Design and Public Access." June 1974. 195 166. San Francisco Bay Conservation and Development-Commitsion. San'-" Francisco Bay Plan Supplement. January 1969. 167. San Francisco Department of City Planning. "The Urban Design Plan of the Comprehensive Plan of San Francisco." San Francisco, May 1971. 168. Sorensenj Jens; Robb, David. "Inventory, Analysis and'Evaluation of Coastal Lands Possessing Significant Visual Quality Based on the View froin Coastal Highways." I.U.R.D. Sea Grant. University of California, Berkeley. 1974. (Review Draft Subject to Revision). 169. South Coast Regional Commission. California Coastal Zone Conser- vation Commission. Appearance and Design. Long Beach, California. 1974. (Preliminary Draft for discussion, not approved.) 170. California Coastal Zone Conservation Commission. Intensity of Development. Preliminary Draft, October 1974. DELAWARE 171. State Coastal Zone Industrial Control Board; Delaware State Planning Office. Coastal Zone Act Administration. July 1974. 172. Delaware State Planning Office. Definition of Heavy Indust@y, Guidelines for Acceptable Manufacturing Uses, and Plan for Manufacturing Uses in Delaware's Coastal Zone. Dover. September 1973. FLORIDA 173. Florida Coastal Coordinating Council.- Coastal Zone Management in Florida - 1971. Tallahassee, December 1971. 174. The RMBR Planning/Design Group. Local Coostal Zone Management: A Handbook. 175. State of Hawaii. Department of Planning and Economic Development. Hawaii and the Sea. Honolulu. 1974. 176. . Department of Planning and Economic Development. State Comprehensive Outdoor Recreation Plan. Honolulu. December 1971.- ILLINOIS 177. State of Illinois. Proposed_Coastal Zone Program Narrative. April 1974. Department of Conservation, Coastal Zone, Management Grant Applications. 196 LONG ISLAND SOUND 178. Natural and Historic Resource Associate s.. Scenic and Cultural Inventorl Element (1-3). The Long Island Sound Study. -Prepared for U.S. Department@ff@the'lnterior, National Park Service. November 1972. MAINE 179. Maine State Planning Office. Maine Coastal Development Plan: Phase 1 Report. Augusta, Maine. June 1970. MARYLAND 180., Wallace, McHarg, Roberts., and Todd, Inc. Maryland Chesapeake Bay Study: A Report to the Mary and Department of State Pl.anning and the Chesapeake B y Interagency 71_@n@ning Committee. 1972 MASSACHUSETTS 181. Lynch, Kevin. Sasaki, Dawson & Demay Associates, Inc. "Looking at the Vineyard." Vineyard Open Land'Foundation. Martha's Vineyard. 1973. 182. Zube, et a]. An Inventory and Interpretation; Selected Resources of the@ Island of Nantucket. Cooperative Extension Ser- vice, University of Massachusetts-, Publication No. 4, 1966. MICHIGAN 183. Roy Mann Associates (Cambridge, Massachusetts); Coastal Zone Resources Corporation (Wilmington, North Carolina.) 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Lake Erie Shore Zone Management. Overall-Program Design -Annual Work Program. April 1974. PENNSYLVANIA 190. Commonwealth of Pennsylvania. Application for Assistance Develo mqnt Grant in the Coastal Zone Management Program., 197?-- SOUTH-CAROLINA 191. South Carolina Coastal Zone Planning and Management Council. Public Involvement Program: Media and Time-Table. TEXAS 192. State of Texas. Texas Coastal Zon e Management Proposal. March 1974. TOCKS ISLAND 193. Toth, Richard. Criteria for Evaluating the Valuable Natural Resources of the TIRAC Region. Prepared for the Tocks Island Regional Advisory -Council. October 1968. VIRGINIA 194. Commonwealth of Virginia. Commission of Outdoor Recreation. The Virginia Outdoors Plan. 1974. 195.. Virginia Institute of Marine Science. Coastal Wetlands of Virginia. December 1069. 196. Coastal Wetlands of Virginia: Interim Report No. 2. 198 WASHINGTON 197. Jones and Jones. 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For the New England River Basins Commission Long Island Sound Regional Study, under contract to the U..S.''Department.of'the Interior, National Park Service. Draft, September 1974. 199 3 6668 00004 2780 I