顶管专项方案目录第一章.工程概况.........................................................................................................51.1.工程简介.........................................................................................................51.2.工程地质水文情况.........................................................................................61.2.1.地质分布情况.......................................................................................61.2.2.地下水...................................................................................................81.3.方案编制依据.................................................................................................8第二章.施工总体部署和施工组织.............................................................................92.1.施工总体部署.................................................................................................92.1.1.工期安排计划：...................................................................................92.1.2.工作井接收井施工计划.......................................................................92.1.3.顶管施工计划.....................................................................................102.2.施工组织管理...............................................................................................102.2.1.施工总平面布置.................................................................................102.2.2.机械、测试设备、劳动力计划.........................................................11第三章.施工方案.......................................................................................................133.1.工作井、接收井施工...................................................................................133.1.1.工作井、接收井设计方案.................................................................133.2.施工程序如下：............................................................................................133.3.挖井芯土.......................................................................................................133.4.井壁钢筋绑扎................................................................................................143.5.井壁模板安装...............................................................................................143.6.混凝土浇筑...................................................................................................143.7.模板拆除.......................................................................................................143.8.顶管施工方案...............................................................................................153.8.1.泥水平衡机械顶管施工工艺流程.....................................................153.8.2.机头选型.............................................................................................163.8.3.平面布置、井内布置及管内布置.....................................................183.8.4.出土方案.............................................................................................193.8.5.顶管受力计算.....................................................................................193.8.6.后背的计算.........................................................................................203.8.7.出洞方案........................................................
