6 Consultancy Services for carrying out Feasibility Study, Preparation of Detailed Project Report and providing pre-construction service in respect of 2 Laning of Yaingangpokpi-Hungpung Road on NH 202 on Engineering Procurement and Construction mode in the state of Manipur DETAILED PROJECT REPORT VOLUME – IV EIA & EMP REPORT Client: Consultant: S.M. CONSULTANTS Plot No. 130, S.M. Tower, Mancheswar, Industrial Estate Rasulgarh, Bhubaneswar, 751010, ODISHA : (0674)2580682-85, Fax-2580686 Environmental Consultant: - TABLE OF CONTENTS Consultancy Services for Preparation of Detailed Project DETAILEDPROJECT REPORT Report for 2 Laning with paved shoulder of Yaingangpokpi-Hungpung Road on NH 202 VOLUME IV: ENVIRONMENTAL ASSESSMENT REPORT TABLE OF CONTENTS TABLE OF CONTENTS ........................................................................... ii LIST OF TABLES .................................................................................... ix LIST OF FIGURES .................................................................................. xi EXECUTIVE SUMMARY ......................................................................... 1 0.1 PROJECT BACKGROUND: .............................................................. 1 0.2 PROJECT INFLUENCE AREA ......................................................... 2 0.2.1 PHYSICAL ENVIRONMENT: ..................................................... 3 0.2.2 BIOLOGICAL ENVIRONMENT: ................................................ 5 0.2.3 SOCIAL ENVIRONMENT: ......................................................... 5 0.3 ENVIRONMENTAL IMPACT ASSESSMENT (EIA) STUDY IN THE PROJECT: ............................................................................................ 6 0.3.1 Impact on Climate: .................................................................... 7 0.3.2 Impact on Air Quality ............................................................... 7 0.3.3 Impact on Noise levels: ............................................................. 7 0.3.4 Impact on water resources and quality: .................................... 7 0.3.5 Impact on Ecological resources: ............................................... 7 0.3.6 Impact on land: ....................................................................... 8 0.3.7 Impact on Human Use Values: ................................................. 8 0.4 MITIGATION AVOIDANCE AND ENHANCEMENT MEASURES: .... 8 0.5 ADDITIONAL STUDIES .................................................................. 9 0.5.1 Public Interactions, Consultation, and Public Hearing: ............. 9 0.5.2 Risk Assessment: ...................................................................... 9 0.6 PROJECT BENEFITS ...................................................................... 9 0.7 ENVIRONEMNTAL MANAGEMENT PLAN: .................................. 10 INTRODUCTION .................................................................................... 11 1.1 IDENTIFICATION OF PROJECT & PROJECT PROPONENT ............ 11 1.2 Purpose of the Project .................................................................... 11 1.3 Project Description ....................................................................... 12 1.3 Project Influence area: .................................................................. 12 1.4 Objectives Of Environmental Impact Assessment Study ................ 13 1.6 Need For Environment Impact Assessment ................................... 14 1.7. Proposed Improvements: ............................................................. 14 1.8 Approach to EIA: .......................................................................... 15 1.8.1 Preliminary Environmental Screening .................................... 15 1.8.2 Review of Applicable Environmental Regulations: .................. 16 ii Consultancy Services for Preparation of Detailed Project DETAILEDPROJECT REPORT Report for 2 Laning with paved shoulder of Yaingangpokpi-Hungpung Road on NH 202 VOLUME IV: ENVIRONMENTAL ASSESSMENT REPORT 1.8.3 Assessment of Baseline Environmental profile: ...................... 16 1.8.3 Consultations: ......................................................................... 17 1.8.4 Assessment of Impacts: ........................................................... 17 1.8.4.1 Positive Impacts ................................................................... 17 1.8.4.2 Negative Impacts .................................................................. 18 1.8.5 Assessment of Alternatives: ..................................................... 18 1.8.6 EMP: ....................................................................................... 18 1.9 The Legal Framework: .................................................................. 19 1.9.1 State level Environmental Legislation: ..................................... 21 1.9.2 Other Legislations Applicable to Road Construction Projects .. 21 1.10 Salient Features Of Important Laws/Regulations For Natural Environment ...................................................................................... 21 1.10.1 Forest (Conservation) Act ...................................................... 21 1.10.2 Wild Life (Protection) Act ...................................................... 27 1.10.3 The Water (Prevention and Control of Pollution) Act, 1974 .... 27 1.10.4 The Air (Prevention and Control of Pollution) Act, 1981 ........ 27 1.10.5 The Noise Pollution Regulation and Control Act .................... 28 1.10.6 The Mining Act ...................................................................... 28 1.10.7 Ramsar Convention on Wetlands, 1971 .................................. 28 1.10.8 The Environment (Protection) Act, 1986 ............................... 28 1.11 Clearance requirements for the project: ...................................... 33 1.12 Structure Of The Report .............................................................. 34 PROJECT DESCRIPTION ...................................................................... 35 2.1 Location and Features of the Subproject Road .............................. 35 2.1.1 SETTLEMENTS ALONG HIGHWAY ......................................... 35 2.1.2 LANDUSE PATTERN ............................................................... 35 2.1.3 JUNCTIONS ALONG HIGHWAY .............................................. 39 2.1.4 EXISTING STRUCTURES ........................................................ 39 2.1.5 EXISTING CARRIAGEWAY AND PAVEMENT ........................ 40 2.1.6 ALIGNMENT .......................................................................... 40 2.1.7 OTHER EXISTING STRUCTURES ........................................... 40 2.1.8 RIGHT OF WAY ....................................................................... 41 2.2 Project Interventions .................................................................... 42 2.2.1 Proposed Design Modifications ............................................... 42 2.2.2 Alignment Design ................................................................... 50 2.2.3 Pavement Options ................................................................... 50 2.2.4 Improvement of Structures ..................................................... 52 iii Consultancy Services for Preparation of Detailed Project DETAILEDPROJECT REPORT Report for 2 Laning with paved shoulder of Yaingangpokpi-Hungpung Road on NH 202 VOLUME IV: ENVIRONMENTAL ASSESSMENT REPORT 2.2.5 Improvement and Upgradation of Road Intersections ............ 53 2.2.6 Longitudinal Drains ................................................................ 53 2.2.7 Traffic Safety Measures ........................................................... 53 2.2.8 User Facilities ......................................................................... 55 2.2.9 Road Furniture and Other Features ........................................ 55 2.3 Cost Estimates: ............................................................................. 56 BASELINE ENVIRONMENTAL CONDITION ......................................... 58 3.1 PHYSICAL ENVIRONMENT .......................................................... 58 3.1.1 Meteorology ............................................................................. 58 3.1.2 Natural Hazards ...................................................................... 61 3.1.3 Topography ............................................................................. 63 3.1.4 Drainage Pattern ..................................................................... 67 3.1.5 Geology ................................................................................... 68 3.1.6 Soil .......................................................................................... 70 Grain size analysis ............................................................................. 75 3.1.7 Land-Use Pattern..................................................................... 78 3.1.8 Ambient Air Quality ................................................................ 78 3.1.9 Noise Levels ............................................................................ 83 3.1.10 Ground Water ....................................................................... 87 3.1.11 Surface Water ....................................................................... 88 3.1.12 Water Resources and Hydrology ........................................... 90 3.1.13 Water Quality ....................................................................... 90 3.2 ECOLOGICAL ENVIRONMENT ....................................................