隧道洞身长管棚施工作业指导书

目 录 TOC \o "1-3" \h \z \u 1.适用范围 PAGEREF _Toc349478588 \h 12.编制依据 PAGEREF _Toc349478589 \h 13.作业准

目录 ................................................................................................. 1 1.适用范围 2. ................................................................................................. 1 编制依据 ................................................................................................. 1 3.作业准备 ...................................................................................... 1 3.1内业技术准备 ...................................................................................... 1 3.2外业技术准备 ................................................................................................. 2 4.技术要求 ............................................................................. 2 5.施工程序与工艺流程 .............................................................................................. 2 5.1施工程序 .............................................................................................. 2 5.2施工程序 ................................................................................................. 3 6.施工要求 .......................................................................... 3 6.1搭钻孔平台安装钻机 ...................................................................................................... 4 6.2钻孔 .............................................................................................. 4 6.3清孔验孔 ...................................................................................... 4 6.4安装管棚钢管 ................................................................................................. 5 7.劳动组织 ................................................................................................. 5 8.材料要求 ......................................................................................... 5 9.设备机具配制 ................................................................................... 5 10.质量控制及检验 ............................................................................................ 5 10.1质量控制 ............................................................................................ 6 10.2质量检验 ........................................................................................ 6 10.2.1主控项目 ........................................................................................ 7 10.2.2一般项目 ................................................................................... 7 11.安全及环保要求 ........................................................................................... 7 11.1安全要求 ..................................................................................... 7 11.2环水保要求