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Initial Environmental Examination Project Number: 41220-013 June 2020 PHI: Integrated Natural Resources and Environmental Management Project Subproject: Rehabilitation of Lataban-Canta-ub Road in Sierra Bullones, Bohol Prepared by the Municipality of Sierra Bullones, Province of Bohol for the Department of Environment and Natural Resources and 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. 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. CURRENCY EQUIVALENTS (as of 15 June 2020) The date of the currency equivalents must be within 2 months from the date on the cover. Currency unit – peso (PhP) PhP 1.00 = $ 0.01991 $1.00 = PhP 50.2050 ABBREVIATIONS ADB Asian Development Bank BDC barangay development council CNC Certificate of Non-Coverage DED detailed engineering design DENR Department of Environment and Natural Resources ECA environmentally critical area ECC environmental compliance certificate ECP environmentally critical project EHSM environmental health and safety manager EIA environmental impact assessment EIS environmental impact statement EMB Environmental Management Bureau ESS environmental safeguards specialist IEE initial environmental examination INREMP Integrated Natural Resources and Environment Management Project IP indigenous people IROW infrastructure right of way LGU Local Government Unit MDC Municipal Development Council MPN most probable number NCB national competitive bidding NECA non-environmental critical area NECP non-environmental critical project NIA National Irrigation Administration NPCO National Project Coordinating Office NRM natural resources management OCM overhead, contingencies and miscellaneous PDR project description report PMIC project management implementation consultant PPMO Provincial Project Management Offices PMO Project Management Office PMU project management unit POs peoples’ organizations PSA Philippine Statistics Authority RC reinforced concrete RCPC reinforced concrete pipe culvert RPCO Regional Project Coordinating Offices REA rapid environmental assessment i ROW right-of-way SB Sangguniang Bayan SBD standard bidding document SPMU Sub-Project Management Unit SPS safeguard policy statement SSS social safeguards specialist TA technical assistance TDS total dissolved solids TOR terms of reference TSP total suspended particulates WMA watershed management area WMPCO Watershed Management and Project Coordination Offices ii WEIGHTS AND MEASURES ˚C – degree centigrade ha – hectare km – kilometer m – meter m asl – meter above sea level mm – millimeter mg/L – milligram per liter mg/Nm3 – milligram per normal cubic meter ppt – parts per thousand μg/Nm3 – microgram per normal cubic meter µS/cm – microSiemens/cm % – percent NOTE In this report, "$" refers to US dollars unless otherwise stated. iii TABLE OF CONTENTS I. EXECUTIVE SUMMARY ....................................................................................................... 1 II. POLICY, LEGAL, AND ADMINISTRATIVE FRAMEWORK ................................................... 2 A. Wahig-Inabanga River Watershed Forest Reserve ........................................................... 2 B. Local Legislations .............................................................................................................. 3 C. Environmental Clearance Requirements .......................................................................... 3 1. Government Environmental Laws, Regulations and Guidelines ................................. 3 2. ADB Environmental Assessment Requirements ......................................................... 6 III. DESCRIPTION OF THE PROJECT ....................................................................................... 7 A. Project Overview ............................................................................................................... 7 B. Project Rationale ............................................................................................................... 7 C. Description of the Existing Road ....................................................................................... 8 D. Project Location .............................................................................................................. 11 E. Project Development Plan ............................................................................................... 12 1. Project Components .................................................................................................. 12 2. Description of the Project Phases ............................................................................. 15 F. Manpower Requirements ................................................................................................ 16 G. Project Cost ..................................................................................................................... 16 H. Project Duration and Schedule ....................................................................................... 17 IV. DESCRIPTION OF THE ENVIRONMENT ........................................................................... 18 A. Elevation and Slope ........................................................................................................ 18 B. Geology ........................................................................................................................... 19 C. Soils ................................................................................................................................ 19 D. Water Quality .................................................................................................................. 20 E. Land Classification .......................................................................................................... 21 F. Land Cover and Land Use .............................................................................................. 21 G. Climate ............................................................................................................................ 21 H. Terrestrial Flora and Fauna ............................................................................................. 22 I. Socio-Economic Conditions ............................................................................................ 23 1. Population ................................................................................................................. 23 2. Water Supply ............................................................................................................. 24 3. Indigenous Peoples and People’s Organization ........................................................ 24 4. Education .................................................................................................................. 24 5. Health and Sanitation ................................................................................................ 24 6. Housing ..................................................................................................................... 25 7. Income and Expenditure ........................................................................................... 25 8. Tourism ..................................................................................................................... 26 9. Commerce and Industry ............................................................................................ 26 10. Electricity ................................................................................................................... 26 11. Communication ......................................................................................................... 26 12. Road and Transportation ........................................................................................... 26 V. ANTICIPATED ENVIRONMENTAL IMPACTS AND MITIGATION MEASURES ................. 27 A. Pre-Construction ............................................................................................................. 28 1. Confirmation of no required resettlement, relocations, and compensation .............. 28 2. Identification and prioritization of road section where concreting will be done ........ 29 3. Preparation of detailed engineering designs and programs of work ........................ 29 4. Recruitment of workers ............................................................................................ 29 B. Construction .................................................................................................................... 29 1. Construction materials acquisition, transport access, and storage system ............... 29 iv 2. Clearing and removal of obstructions ........................................................................ 30 3. Soil erosion ................................................................................................................ 30 4. Ground surface leveling and gravelling of existing road ............................................ 30 5. Civil works ................................................................................................................