目录前言........................................................................................................................................................1第一章总论............................................................................................................................................21.1项目背景.........................................................................................................................................21.2编制依据.........................................................................................................................................31.3编制原则.........................................................................................................................................61.4编制范围及内容.............................................................................................................................6第二章项目概况....................................................................................................................................72.1城镇概况.........................................................................................................................................72.2区域自然条件...............................................................................................................................122.3交通...............................................................................................................................................152.4给水现状及规划...........................................................................................................................152.5排水现状及存在问题...................................................................................................................17第三章项目建设的必要性..................................................................................................................193.1落实国家和地方政策法规的需要...............................................................................................193.2保护人居环境构建和谐社会的需要...........................................................................................213.3坚持走可持续发展道路的需要...................................................................................................21第四章排水管网布置方案..................................................................................................................234.1排水方案.......................................................................................................................................234.2排水管网布置原则.......................................................................................................................26第五章污水量预测..............................................................................................................................295.1污水量预测...................................................................................................................................295.2工程建设规模...............................................................................................................................32第六章排水管网工程............................................................................................................................346.1排水制度......................
