【正文】 .............................................................................. 19 長(zhǎng)管棚施工 ........................................................................................ 19 開挖方法 ....................................................................................................... 22 初期支護(hù) ....................................................................................................... 27 系統(tǒng)錨桿 .............................................................................................. 28 鋼筋網(wǎng) .................................................................................................. 30 格柵鋼架 .............................................................................................. 30 模筑襯砌 ........................................................................................................ 33 模筑襯砌施工方法 .............................................................................. 33 質(zhì)量保證技術(shù)措施 .............................................................................. 36 防排水 ............................................................................................................ 36 技術(shù)措施 .............................................................................................. 36 質(zhì)量保證技術(shù)措施 .............................................................................. 36 施工測(cè)量 ....................................................................................................... 37 控制測(cè)量 ............................................................................................ 37 施工測(cè)量 .............................................................................................. 37 監(jiān)控量測(cè) .............................................................................................. 38 超前地質(zhì)預(yù)測(cè)預(yù)報(bào) ....................................................................................... 38 6 保證措施 ......................................................... 40 ................................................................................................ 40 ..................................................................................... 40 ............................................................................. 40 ................................................................. 40 ..................................................................................... 46 通病的措施 ............................................................. 50 2 中 鐵 十 二 局 集 團(tuán) 滬 昆 客 專 長(zhǎng) 昆 湖 南 段 第 一 項(xiàng) 目 分 部 半山隧道 1橫洞施工方案 ................................................................................................ 50 標(biāo) ............................................................................................. 50 ............................................................................. 51 ..................................................................................... 52 ............................................................................. 52 ................................................................................................ 63 ............................................................................................. 63 ................................................................. 63 ................................................................................. 65 ..................................................................................... 65 ............................................................................ 67 ................................................................. 67 、水土保持管理組織機(jī)構(gòu)與保證體系 ............. 67 ..................................................................... 68 ............................................................................. 68 冬季、雨季和夏季的施工措施 ................................................................... 72 ......................................................................... 72 雨季施工安排及措施 ........................................................................ 72 ....................................................................................................... 75 文明施工 ............................................................................................ 75 7緊急事件應(yīng)急救援預(yù)案 ............................................. 80 ......................................................................... 80 ............................................................................................. 80 ..................................................................................................... 80 7． 2可能發(fā)生的緊急事件 .................................................................................. 80 7． 3各類緊急狀況的重點(diǎn)部位 .......................................................................... 81 7． 4應(yīng)變措施 ...................................................................................................... 82 ..................................................................................................... 82