虎林排水系统新建工程项目2016年04月目录第一章综合说明........................................-4-1工程概述...........................................................................................................-4-1.1工程概况..........................................................................................................................-4-1.2基坑工程概况..................................................................................................................-4-1.3围护设计概况..................................................................................................................-5-1.4参建单位..........................................................................................................................-6-2环境地质概况...................................................................................................-6-2.1环境概况..........................................................................................................................-6-2.2地形地貌........................................................................................................................-10-2.3工程地质情况................................................................................................................-10-2.4不良地质条件特殊性岩土............................................................................................-11-3水文地质概况.................................................................................................-11-3.1区域水文地质条件........................................................................................................-11-3.2地表水.............................................................................................................................-12-3.3地下水.............................................................................................................................-12-4围护设计方案..................................................................................................-13-5基坑降水设计..................................................................................................-16-5.1相关资料.........................................................................................................................-16-5.2使用规范.........................................................................................................................-16-5.3基坑降水设计参数.........................................................................................................-17-5.4基坑稳定性分析.............................................................................................................-17-5.5工程地下水风险分析及应对措施.................................................................................-19-5.6降水方案选型.................................................................................................................-19-第二章基坑降水施工组织..............................-23-1深井降水施工部署.........................................................................................-23-1.1成井施工工艺及技术要求............................................................................................-23-1.2施工设备及材料计划.....................................................................................................-25-2.3...
