目 录第一章 概 述...............................................................................................................41.1 项目建设背景......................................................................................................41.2 工程概况..............................................................................................................51.3 编制依据..............................................................................................................61.4 编制原则、范围、内容......................................................................................8第二章 区域概况.........................................................................................................92.1 建设项目地理位置..............................................................................................92.2 区域经济概况......................................................................................................92.3 区域性质及规模、进展规划.............................................................................112.4 区位交通............................................................................................................142.5 基础设施建设的必要性....................................................................................152.6 自然条件............................................................................................................182.7 建设现状............................................................................................................202.8 排水工程总体规划情况....................................................................................202.9 项目建设必要性................................................................................................212.10 城镇水域污染情况..........................................................................................22第三章 工程方案论证................................................................................