bm豆砾石回填灌浆施工方案(十八局)(修改8-27)

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1、TBM豆砾石回填灌浆施工方案(十八局)(修改8-27)5目录1.工程概述................................................................................................................................................21.1工程概况...................................................................................

2、...................................................21.2工程地质与水文地质概况..........................................................................................................21.3工程特点...........................................................................................

3、...........................................22.编制依据................................................................................................................................................33.豆砾石回填灌浆方案的背景..............................................................

4、...................................................33.1设备特点......................................................................................................................................43.2同步注水泥砂浆存在的问题..............................................................

5、........................................43.3豆砾石吹填灌浆方案及优势......................................................................................................44.施工工艺..........................................................................................................

6、......................................54.1工艺流程图..................................................................................................................................54.2预留孔编序号....................................................................................

7、..........................................54.3.豆砾石回填施工..........................................................................................................................74.4水泥浆填充施工....................................................................................

8、....................................144.5灌浆孔封堵.........................................................