47273-003: Integrated Road Investment Program
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Initial Environmental Examination March 2018 SRI: Integrated Road Investment Program – Tranche 1 Prepared by the Road Development Authority, Ministry of Higher Education and Highways for the Asian Development Bank. This initial environmental examination is a document of the borrower. The views expressed herein do not necessarily represent those of ADB's Board of Directors, Management, or staff, and may be preliminary in nature. Your attention is directed to the “terms of use” section on ADB’s website. In preparing any country program or strategy, financing any project, or by making any designation of or reference to a particular territory or geographic area in this document, the Asian Development Bank does not intend to make any judgments as to the legal or other status of any territory or area Integrated Road Investment Program (iRoad) Initial Environmental Examination Report For Road Maintenance Contract Package Galle District, Southern Province Final Report (Updated) March 2018 Prepared by Road Development Authority Ministry of Higher Education and Highways Submitted to Asian Development Bank CURRENCY EQUIVALENTS (as of March 2018) Currency unit – US Doller to Sri Lankan rupee $1.00 = SLR 157.23 Contents List of annexes ................................................................................................................................... 4 List of tables ........................................................................................................................................ 4 List of figures ...................................................................................................................................... 5 List of abbreviations ......................................................................................................................... 5 Executive summary ........................................................................................................................... 7 1. Introduction ............................................................................................................................... 14 1.1. Background ....................................................................................................................... 14 1.2. Objectives of the proposed project ............................................................................. 15 1.3. Objectives of IEE .............................................................................................................. 15 1.4. Approach and methodology for this study ............................................................... 17 2. Policy, Legal, and Administrative Framework .................................................................. 18 2.1. Applicable National Laws, Regulations, Standards and Requirements ............ 18 2.2. ADB Policy on Environmental & Social safeguards ............................................... 23 2.3. International Agreements and Conventions ............................................................. 26 3. Description of the Project ...................................................................................................... 27 3.1. Location of the project.................................................................................................... 27 3.2. Need of the project .......................................................................................................... 28 3.3. Analysis of alternatives .................................................................................................. 30 3.3.1. No project alternative .............................................................................................. 30 3.3.2. Use of another link route option to connect Thawalama and Galle ........... 30 3.3.3. With project alternative .......................................................................................... 30 3.4. Project activities ............................................................................................................... 30 3.4.1. Material requirement for construction and potential sources ..................... 32 4. Description of the Environment ........................................................................................... 33 4.1. Land use pattern along the route ................................................................................ 33 4.1.1. Karapitiya – Labuduwa section ............................................................................ 33 4.1.2. Labuduwa – Thalagaha junction section of B248 road .................................. 33 4.1.3. Thalagaha junction – Wanduramba section of B248 road ............................ 34 4.1.4. Wanduramba – Yatalamatta – Nagoda section on B454 road ...................... 34 4.1.5. Nagoda – Gonadeniya section of B303 road .................................................... 35 2 4.1.6. Gonadeniya – Udugama (Bar junction) section of B139 road ...................... 35 4.1.7. Udugama (Bar junction) – Udugama (Bus stand) of B129 road................... 36 4.1.8. Udugama (Bus stand) – Hiniduma (Start point of newly improved section) of B429 road .............................................................................................................................. 36 4.1.9. Hiniduma – Thawalama section of B429 road .................................................. 37 4.2. Physical environment ..................................................................................................... 38 4.2.1. Topography, Geology and soil ............................................................................. 38 4.2.2. Meteorology ............................................................................................................... 39 4.2.3. Hydrology ................................................................................................................... 39 4.2.4. Air quality and noise ............................................................................................... 39 4.3. Biological environment .................................................................................................. 40 4.4. Social and Economic Environment ............................................................................. 42 4.4.1. Demography .............................................................................................................. 42 4.4.2. Main economic activities ........................................................................................ 44 4.4.3. Socioeconomic status ............................................................................................ 44 4.4.4. Existing Infrastructure facilities ........................................................................... 45 4.4.5. Historical and archaeological significance ....................................................... 46 5. Screening of Potential Environmental Impacts and Mitigation Measures ................ 47 5.1. Design and Pre-construction ........................................................................................ 47 5.2. Constructional Impacts .................................................................................................. 48 5.3. Operational Impacts ........................................................................................................ 54 5.4. Beneficial impacts ........................................................................................................... 54 5.5. Climate change adaptation (emission of greenhouse gases) .............................. 55 6. Information Disclosure, Consultation, and Participation .............................................. 58 7. Grievance Redress Mechanism ............................................................................................ 61 8. Institutional Requirements and Environmental Management Plan ............................ 63 8.1. Institutional Arrangements ............................................................................................ 63 8.2. Environmental Management Plan and Monitoring .................................................. 63 3 List of annexes Annex 1.1 Environment Assessment Checklist (REA) and Environmental Checklist (EC) Annex 3.1 Cross sections proposed for rehabilitation and improvement works of Thalagaha – Wanduramba of B248 road and Udugama (Bus stand) – Hiniduma (Start point of newly improved section of B429 road Annex 3.2 Map of potential material extraction sites Annex 4.1 Orientation of Gin Ganga with respect to road sections Annex 4.2 Forest reserves with respect to the route under RMC package in Galle district. Annex 4.3 List of common floral species observed Annex 5.1 Guide to open and operate disposal sites Annex 6.1 A summary of one on one consultations Annex 6.2 A sample of information notice (in Sinhala with English translation) Annex 8.1 EMP developed for proposed rehabilitation, improvement and maintenance works Annex 8.1 Sample EMC List of tables Table 1.1 The list of roads selected in Galle district under RMC packaging Table 2.1 Applicable national laws and regulations for the investment program Table 2.2 Applicable approvals required for the investment program Table 3.1 Names of the DSDs, GNDs and local authorities which the RMC Galle package roads passes through Table 3.2 Galle package road list and details of proposed activity under RMC package Table 3.3 Estimated quantities of material required for RMC package in Galle District Table 3.4 Potential source locations for material Table 4.1 Characteristics