武广新城铁路职工住宅项目基坑井点降水专项施工方案目录第一章工程概况 .........................................................................................................................2第二章编制依据 .......................................................................................................................3第三章现场地质及水文条件 ...................................................................................................4第四章施工准备 .......................................................................................................................54.1、施工技术准备 ...............................................................................................................54.2、施工现场准备 ...............................................................................................................54.3、施工材料准备 ...............................................................................................................54.4、施工机具准备 ...............................................................................................................5第五章施工方法 .......................................................................................................................65.1 降水井施工 ......................................................................................................................61、降水井设计 ...............................................................................................................62、降水井施工 ...............................................................................................................85.2 排水措施 ........................................................................................................................105.3 后期降水井封闭 ............................................................................................................10第六章工程质量保证措施 ......................................................................
