陕西华电小纪汗煤矿至榆横电厂复用水工程管道穿越公路顶管施工方案目录1.编制说明...................................................................................................................................................11.1.编制依据.........................................................................................................................................11.2.主要遵循的技术标准、规范.........................................................................................................11.3.编制范围.........................................................................................................................................12.工程概况...................................................................................................................................................22.1.工程简介.........................................................................................................................................22.2.工程地质条件.................................................................................................................................23.施工组织安排............................................................................................................................................33.1.施工总体目标.................................................................................................................................33.2.施工组织机构.................................................................................................................................33.3.施工总体部署.................................................................................................................................53.4.分项工程施工进度计划.................................................................................................................64.顶管施工工艺............................................................................................................................................64.1.工艺流程.........................................................................................................................................64.2.顶进、接受工作坑施工.................................................................................................................74.2.1.顶进工作坑施工..................................................................................................................74.2.2.接受工作坑施工..................................................................................................................74.2.3.基坑开挖防护措施..............................................................................................................84.3.泥水平衡顶管施工方法.................................................................................................................94.3.1.施工准备............................................................................................................................104.3.2.顶进工作坑地面设备安装.................................................................................................114.3.3.顶进工作坑设备安装.........................................................................................................114.3.4.管道顶进..............................................................................................
