地连墙施工总结2016年5月20日目录一、编制依据..................................................................................................................................3二、开工前期准备..........................................................................................................................31、基坑周边环境调查............................................................................................................32、施工前技术准备................................................................................................................53、现场准备............................................................................................................................64、监测准备............................................................................................................................8三、工艺流程..................................................................................................................................9四、施工工艺................................................................................................................................12五、施工工艺流程中各阶段的控制要点....................................................................................171、导墙施工监控要点..........................................................................................................182、泥浆拌制比及其性能检验..............................................................................................183、槽段成槽开挖监控要点..................................................................................................194、钢筋笼制作及就位(安装)监控要点..............................................................................205、混凝土浇筑和接缝处理监控要点..................................................................................21六、地连墙施工质量标准............................................................................................................281、导墙验收标准..................................................................................................................282、泥浆验收标准..................................................................................................................283、成槽验收标准..................................................................................................................294、钢筋笼制作与吊放验收标准..........................................................................................295、地连墙墙体验收标准......................................................................................................30七、地连墙施工验收....................................................................................................................30八、地连墙质量通病防治措施....................................................................................................361、槽段偏斜的预防措施......................................................................................................362、槽段坍塌的预防及处理措施..........................................................................................363、钢筋笼下放困难的处理措施..........................................................................................374、异型成槽施工及钢筋笼制作、吊放控制措施.................................................