余杭区***工程建设项目环境影响报告书(简本)浙 江 省 ***二○○九年一月目 录1 总论........................................................................................................................................11.1 项目由来.....................................................................................................................................................11.2 编制依据.....................................................................................................................................................11.3 评价等级.....................................................................................................................................................21.4 评价范围和保护目标.................................................................................................................................31.5 环境功能区划及评价标准.........................................................................................................................41.6 评价时段.....................................................................................................................................................52 工程概况..............................................................................................................................................................72.1 工程基本概况.............................................................................................................................................72.2 交通量预测.................................................................................................................................................83 工程分析..............................................................................................................................................................93.1 建设期环境影响要素分析.........................................................................................................................93.2 营运期...