目 录1.工程概况......................................................................................................................................................12 。编制依 据 ................................................................................................................................................... 0 3. 施工进度安排 .............................................................................................................................................. 0 4. 施工方案 ...................................................................................................................................................... 2 4.1 施工顺序 ........................................................................................................................................... 2 4 。 2 测量定位 ........................................................................................................................................ 2 4.3 土方开挖 ........................................................................................................................................... 2 4 。 4 廊道 ( 井 ) 基础浇筑 .......................................................................................................................... 3 4.5 侧墙砌筑及预埋件安装 ................................................................................................................... 3 4.6 接地线及电缆支架安设 ................................................................................................................... 4 4.7 廊道（井 ) 防水层 .............................................................................................................................. 4 4 。 8 沟 ( 井）顶盖板浇筑 ....................................................................................................................... 4 4 。 9 廊道 （ 检查 井） 沟 槽回填 ....................................
