湘潭三大桥综合整治项目顶管施工方案编制：唐风芳技术负责人审核：朱有良公司负责人审批：伍斌长沙厚百管道工程有限公司2017年03月06日目录第一章工程概况......................................................................................................................3一、编制依据3二、工程概况3湘潭市三大桥综合整治项目横琴排污工程顶管工程施工方案1、顶管工程量情况........................................................................................................32、地质情况....................................................................................................................3第二章施工组织及部署........................................................................................................4一、施工组织管理架构4二、施工筹划4三、施工工艺选择及简易流程4四、施工用电5第三章现场施工布置及准备..................................................................................................5一、施工前期准备5二、施工现场平面布置6三、施工现场总布置图6四、施工测量..............................................................................................................................6五、后靠背制作..........................................................................................................................7六、操作系统设备安装..............................................................................................................71、后靠墙................................................................................................................................72、导轨安装....................................................................................................................73、千斤顶主顶及减阻系统安装.....................................................................................74、高压油泵、油缸安装................................................................................................85、顶铁安装....................................................................................................................86、照明设备安装............................................................................................................87、工作棚架、测量棚搭设.............................................................................................88、集水井设备安装........................................................................................................9第四章工作井接收井开挖......................................................................................................9一、沉井法施工流程9二、沉井施工示意图9三、基坑测量放样101、刃脚施工..........................................................................................................................102、钢筋绑扎..................................................................................................................103、立外模和支架..........................................................................................................114、混泥土养护..............................................................................................................115、沉井下沉..................................................................................................................116、沉井封底及底板浇筑...............................................................................................117、数根导管灌注时的顺序.......
