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- _T _ _ I E1196 Dominican Republic Public Disclosure Authorized Samana Toll Road Environmental Impact Study Public Disclosure Authorized For Construction of Santo-Domingo - Rincon Del Molinillo Roadway Public Disclosure Authorized Public Disclosure Authorized l~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ AUTOPISTAS DEL NORDESTE, C por A FINAL STUDIES TO CONSTRUCT THE SANTO DOMINGO - RINCON DEL MOLINILLO ROADWAY ENVIRONMENTAL IMPACT STUDY I.~~~~~. .m i INDEX OF CHANGES Index of Revisions Section Changed Date of Observations Change 01 Chapter 4 2003-01 Original Versi6n Chapter 6 Chapter 8 Inclusion of Chapter 11 REVISION AND APPROVAL Revisi6n Number 00 Responsible for preparation Name Hernan Aristizabal Company Responsible for Revision Name Mauricio Maldonado Ch. Company Responsible for approval Name Jairo A. Espejo M. Project Director Company Date 2003-01 2 TABLE OF CONTENTS 1. GENERAL ASPECTS OF THE STUDY 11 Background history 11 Objectives 11 Scope 11 Study's outline 12 Participating professional group 13 Areas of influence 14 Definition 14 Demarcation 14 3 TECHNICAL DESCRIPTION OF THE PROJECT 16 3.1 General aspects 16 3.1 General CharacterIstics 17 3.2.1 Geometric Characteristics 19 3.2.2 Traffic Estimates 20 3.2.3 Altitude Profile 20 3.2.4 Drainage Works 31 3.2.5 Infrastructures and Intercepted Services 31 3.1 TechnicaL Activities of the Project 33 3.4.1 Preliminary Activities 33 3.4.3 Road Operation and Maintenance Phase 39 3.5.1 Water Demand 40 3.5.2 Demand of Materials and Equilibrium of the Masses 41 3.1 Project estimated budget 41 3.1 Works approximate timetable 42 4. ENVIRONMENTAL BASE LINE 43 4.1 Physical aspect 43 4.1.1 Geospherical Component 43 4.1.2 Hydrologic Component 62 4.1.3 Atmospheric Component 69 4.2 Biotic aspect 83 4.2.1 Flora Component 83 4.2.2 Fauna Component 84 4.23 Hydro-biologic Characterization 94 4.3 Social aspect 110 4.3.1 Demographic Processes 110 4.3.2 Public Services structure 116 4.3.3 Cultural Aspects 125 5. CURRENT NORMATIVE AND INSTITUCIONAL CONSIDERATIONS146 5.1 Legal Considerations 146 5.2 InstituTional Responsabilities 148 6. ENVIRONMENTAL IMPACTS IDENTIFICATION AND EVALUATION 149 6.1 General aspects 149 6.2 Methodological aspects 149 6.2.1 Technical Components of the Project that Can Cause Environmental or Social Affectations 149 6.2.2 Preliminary Identification of the Affected Environmental Elements 150 3 6.2.3 Environmental indicators 150 6.2.4 Impact Identification Matrix 151 6.2.5 Evaluation Criteria and Scales 152 6.3 Evaluative discussion 153 6.3.1 Effects on the physical component. 153 6.3.2 Effects on the Biotic Component 162 6.3.3 Effects on the Socioeconomic Component 168 6.4 Conclusions of the evaluation 175 7. ACTION ALTERNATIVES ANALYSIS 177 7.1 Criteria for this anaylysis 177 7.2 Alternatives considered D 177 8 INTERINSTITUCIONAL COORDINACION AND PARTICIPATION OF THE PARTIES 180 7. ACTION ALTERNATIVES ANALYSIS 180 8.1 Criteria for this analysis 180 8.2 Alternatives Considered 180 9. MANAGEMENT AND ENVIRONMENTAL ADAPTATION PROGRAM 183 9.1 Introduction 183 9.2 Mitigation measures 183 9.2.1 General Management Measures 184 9.2.2 Physical Component Management 184 9.2.3 Management of Biotic Component 205 9.2.4 Landscaping Management plan 222 9.2.5 Social Management Plan 224 9.3 Special Measures 230 9.3.1 Plan for managing the passage though the "Parque Natural Los Haitises" 230 9.3.2 Plan for Relocating Families 235 9.4 Costs and Timetable 244 9.4.1 Costs Analysis for the Environmental Management Plan 244 9.4.2 Timetable for the environmental management plan 247 9 INTERINSTITUCIONAL COORDINACION AND PARTICIPATION OF THE PARTIES 249 10 MONITORiNG AND fOLLOW UP ENVIRONMENTAL PLAN 250 10.1 Environmental supervision 250 10.2 Monitoring water quality 251 10.3 Monitoring air quality 252 10.4 Families relocation accompaniment 254 10.5 Costs of environmental monitoring and follow up 254 10.5.1 Environmental Supervision Costs 254 10.5.2 Water Quality Monitoring Costs: 254 10.5.3 Air Quality Monitoring 255 11. Contingency plan 256 11.1 Analysis of environmental risks 256 11.2 Vulnerability analysis 257 11.3 Institutions Responsible for the Contingency Plan 257 11.4 Action Plan 258 11.5 Contingencies Involving Public Utilities 259 4 12. Bibliografia 261 5 INDEX OF TABLES Pag. Table 3.1 Daily average traffic projected volumes- km40) 10 Table 3.2 Daily average traffic projected volumes (km40-kml06) 10 Table 3.3 List ofthe road's bridges 21 Table 3.4 Interferences of the road with the existing infrastructure 22 Table 3.5 Affectation to urban properties 23 Table 3.6 Source of materials 27 Table 3.7 Plan to use sources to balance supply and demand of materials 31 Table 3.8 Balances of masses 31 Table 3.9 Estimated Budget 32 Table 4.8 Characterization of some faults of the Dominican Republic 42 Table 4.2 Climatic stations used for the study 65 Table 4.3 Rainfall Data by climatic stations 72 Table 4.4 Number of bird species per families in the region 80 Table 4.5 Mammals registered in the zone studied 84 Table 4.6 Reptiles recorded in the zone studied 86 Table 4.7 Amphibious recorded in the zone studied 87 Table 4.8 Fish recorded in the zone studied 87 Table 4.9 Macro-invertebrates collected from the Yuna River 93 Table 4.10 Periphytic algae collected from the Yuna River 93 Table 4.11 Macro-invertebrates collected in the Aglypo project irrigation channel 94 Table 4.12 Periphytic algae collected in the Aglypo project irrigation channel 95 Table 4.13 Macro-invertebrates collected from the Guaraguao River 96 Table 4.14 Periphytic alga collected from the Guaraguao River 96 Table 4.15 Macro-invertebrates collected from the Boyd River 98 Table 4.16 Periphytic alga collected from the Boya River 98 Table 4.17 Macro-invertebrates collected from the Lim6n Stream 99 Table 4.18 Periphytic alga collected from the Lim6n Stream 100 Table 4.19 Macro-invertebrates collected in the Yavi Stream 100 Table 4.20 Periphytic alga collected from the Yavi Stream 101 Table 4.21 Macro-invertebrates collected from the Yabacao River 102 Table 4.22 Periphytic algae collected from the Yabacao River 103 Table 4.23 Towns and population densities 104 Table 4.24 General Population and No. of Homes (1993) 106 Table 4.25 Urban - Rural Population by Province 106 Table 4.26 Urban-rural population according to municipality 107 Table 4.27 Male/Female ratio by province 107 Table 4.28 Population by sex, and male index, according to municipalities 108 Table 4.29 Birth and mortality indicators 108 Table 4.30 Population by place of birth according to province 109 Table 4.31 Private homes occupied and water supply systems 110 Table 4.32 Population in private homes by province and by water supply 110 Table 4.33 Private homes occupied and lavatory service 110 Table 4.34 Type of sanitary services by province 111 6 Table 4.35 Population with electric power service by provinces 112 Table 4.36 Private homes occupied and electric power service 112 Table 4.37 Population and number of homes per province (1993 census) 113 Table 4.38 Health indicators 113 Table 4.39 Health human and physical resources according to provinces (1998) 114 Table 4.40 Morbidity recorded according to provinces (1998) 114 Table 4.41 Morbidity recorded by groups of cause according to province (1998) 114 Table 4.42 Education indicators (1999 - 2000) 115 Table 4.43 Population 5 years of age and over by illiteracy conditions and percentage of illiterates, according to municipality 116 Table 4.44 Population 5 years of age and over by illiteracy conditions, percentage of illiterates, according to municipality, and zones 117 Table 4.1 PEA Recorded in the 1993 census and estimated to year 2000 123 Table 4.46 Agrarian reform project in the region, on December 31, 1999 124 Table 4.47 Quantity of farms and square meters by type of farms, according to provinces 126 Table 4.48 Quantity of producers by gender, according to provinces 126 Table 4.49. Number of producers by land tenancy, according to province 126 Table 4.50 Number of producers of the reform by land tenancy, according to provinces 127 Table 4.51 Total agricultural square meters under irrigation and by producers according to provinces 128 Table 4.52 Sowing, harvesting and production of main cultivations, Provincia de Duarte year 2001 128 Table 4.53 Sowing, harvesting and production of main cultivations, Provincia de Maria Trinidad Sanchez, year 2001 128 Table 4.54 Sowing, harvesting and production of main cultivations, Provincia de Monte Plata, year 2001 129 Table 4.55 Sowing, harvesting and production of main cultivations, Provincia de Samana, year 2001 129 Table 4.56. Contribution of hotels, restaurants and bars subsector to the gross domestic product (GDP) 1993-1998 (millions of US$) 129 Table 4.58 Currency generated by tourism, and main export headings, years 1996-1998 (millions of US$) 130 Table 4.9 Room offer in tourist accommodation institutions, according to number of rooms, year 2001 130 Table 4.59 Market segmentation, guests distribution by origin according to zones. Year 2001 (Values in %) beach areas 131 Table 6.10 Evaluation of environmental effects on physical components 147 Table 6.11 Pollutant emission factors for vehicles 151 Table 6.12 Volume of emissions due to traffic (Per km traveled, km 0 - km 40) 152 Table 6.13 Volume of emissions due to traffic (Per km traveled, km 40 - km 106) 153 Table 6.5 Evaluation of environmental effects on the biotic component 156 Table 6.6 Evaluation of environmental effects on the 7 socioeconomic component 161 Table 9.1 Characteristics of source materials 192 Table 9.2 Source of materials 192 Table 9.3 Recommended species for Reforestation 212 Table 11.1 List of important institutions for the Contingency Plan 242 8 INDEX OF FIGURES Pag.