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E697 VOL. 6 Environmental Impact Report on road Drainage Work, Section N, Ring III (Sanjintan-Ping'anpu) (For Approval) Contents Contens Forward Public Disclosure Authorized 1. General ....................................................... 3 1.1. Objectives .............................................................................................. 3 1.2. Basis .............................................................................................................. 3 1.2.1 Provisions ................................................................ 3 1.2.2 Specifications ............................................................. 4 1.2.3 World Bank Requirements....................................................5 1.2.4 Entrustments & Approvals....................................................5 1.2.5 Other Documentations.......................................................5 1.3 Environment Functional Division, EP Objectives and Sensitive Targets ......................................... 6 1.3.1 Environment Functional Division ............................................... 6 1.3.2 EP Objectives and Sensitive Targets .................................................................................... 6 1.4 Identification & Selection of Impact Factors for Environmental Impact Assessment .................. 7 1.4.1 Identification of Impact Factors for Environmental Impact Assessment .............................................. 7 Public Disclosure Authorized 1.4.2 Selection of Impact Factors for Environmental Impact Assessment ........................ 8 1.5 Class determination, phase, focus and scope of EA ............................... 9 1.5.1 Class determination of EA ...................................................................................... 9 1.5.2 EA Phase ........................................................................................................ 10 1.5.3 EA Focus ........................................................................................................ 10 1.5.4 EA Scope ....................................................................................................... 10 1.6 EA Standards ....................................................................................................... 1.6.1 Environment Quality Standard ................................................. 10 1.6.2 Pollutant Emission Standard .................................................. 12 2. Engineering Analysis .................. ..................................... 13 2.1 General ............................................................................................................ 13 Public Disclosure Authorized 2.1.1 Project Title & Construction Nature ............................................. 13 2.1.2 Geological Location & Routing ................................................ 13 2.1.3 Construction Scale......................................................... 14 2.1.4 Construction Works ........................................................ 14 2.1.5 Design Specification ........................................................ 15 2.2 Road & Drainage Conditions Along the Line .................................... 15 2.2.1 Road Conditions .................................... 15 2.2.2 Drainage Conditions .......................................................................... 16 2.3 Road design ............................................................ 16 2.3.1 Plane design .............................................................. 16 2.3.2 Vertical section design...................................................... 7 2.3.3 Transect design ........................................................... 8 2.3.4 Vertical section planning .................................................... 22 2.3.5 Main facilities distribution along the line ......................................... 22 Public Disclosure Authorized 2.4 Subgrade work .......................................................... 24 2.4.1 Subgrade construction plan ............................................ 24 2.4.2 Earthwork load ...................................................................... 24 2.5 Design Plan of Drainage work .............................................. 25 Wuhan Municipal Research Institute of Environmental Protection Environmental Impact Report on road Drainage Work, Section N, Ring IlIl (Sanjintan-Ping'anpu) (For Approval) Contents 2.6 Construction Schedule ............................................................................................ 26 2.6.1 Construction Sequence ........................................................................................... 26 2.6.2 Construction schedule .......................................................................................... 26 2.7 Construction Material and Traffic Conditions ................................... 26 2.7.1 Construction Material .......................................................................................... 26 2.7.2 Traffic Conditions ............................................................................................. 27 2.8 Land Requisition and Resettlement .......................................... 27 2.8.1 Survey of Land Requisition and Resettlement ...................................... 27 2.8.2 Scale of Land Requisition and Resettlement ....................................... 27 2.8.3 Disadvantaged Group ........................................................................................... 28 2.9 Forecast of Traffic Flow ............................................................................................ 29 2.9.1 Vehicle Classification and Proportion ........................................... 29 2.9.2 Forecast of Traffic Flow ......................................................................................... 29 2.10 Analysis on Main Pollution Source and Pollutants ............................... 29 2.10.1 Analysis on Main Pollution Source and Pollutant during Construction .................... 29 2.10.2 Analysis on Main Pollution Source and Pollutant during Operation ....................... 31 2.11 Comparison and selection of Routing Plan ..................................... 34 2.11.1 Comparison and Selection of Routing Plan and Environment ........................... 34 2.11.2 Comprehensive Comparison and Selection ........................................ 37 2.12 Analysis on Accident risk .................................................. 38 2.12.1 Definition of Dangerous goods ................................................ 38 2.12.2 Classification of Dangerous Goods and Its Risk Features .............................. 38 2.12.3 Probability of Accident Risk .................................................. 39 3. Overview of natural and social environment and current status of environmental qualityOverview of natural environment ............... 40 3.1 Overview of natural environment ........................... 40 3.1.1 Climate and meteorology ......................................................................................... 40 3.1.2 Water system and hydrology ................................................. 40 3.1.3 Topography and landforms ................................................... 41 3.1.4 Geology ..................................................................................................... 42 3.2 Overview of social environment ............................................. 43 3.2.1 Wuhan City .................................................................................................. 43 3.2.2 Jiang'an District ............................................................................................... 43 3.2.3 Huangpi District ............................................................................................... 44 3.2.4 Social and economic overview of areas along the line ................................ 44 3.3 Planning of land at both sides of the line ...................................... 45 3.3.1 Overview of planning of Houhu area and Huangpu New Zone .......................................................... 45 3.3.2 Overview of improvement planning of the Fuhe River ............................... 46 3.4 Status of environmental quality ............................................. 47 3.4.1 Quality status of air environment .............................................. 47 3.4.2 Status of environmental quality of surface water .................................... 48 3.4.3 Quality status of acoustic environment ......................................................................... 50 3.5 Quality status of eco-environment ........................................... 51 3.5.1 Soil environment ............................................................................................... 51 3.5.2 Biotic resources ................................................................................................ 51 3.6 Main environmental problems .............................................. 52 Wuhan Municipal Research Institute of Environmental Protection Environmental Impact Report on road Drainage Work, Section N, Ring III (Sanjintan-Ping'anpu) (For Approval) Contents 4. Prediction, analysis and evaluation of effects upon the environment ....... 53 4.1 Prediction, analysis and evaluation of construction effects upon the environment ....... 53 4.1.1 Analysis of effects upon eco-environment ........................................ 53 4.1.2 Analysis of Impact on Air Environment .........................................