目录1 编制依据 ............................................................................................................ 1 2 隧址地区地貌概述 ............................................................................................ 1 3 设计要点 ............................................................................................................ 1 4 施工工艺流程 .................................................................................................... 1 5 施工方法 ............................................................................................................ 4 5.1 钻机工作平台开挖 ....................................................................................................... 4 5.2 测量放线 ....................................................................................................................... 4 5.3 施作导向墙、安设导向管........................................................................................... 4 5.4 封闭掌子面 ................................................................................................................... 5 5.5 钻孔 ............................................................................................................................... 5 5.6 管棚的加工 ................................................................................................................... 5 5.7 管棚安装 ....................................................................................................................... 7 5.8 地层加固注浆 ............................................................................................................... 8 5.9 充填并加固导管 ........................................................................................................... 8 5.10 注浆异常现象处理 ..................................................................................................... 8 5.11 注浆应注意事项 .........
