【正文】 ......... 3 勞動力計劃 .................................................................................................................... 4 主要機械設備 ................................................................................................................ 5 施工工期安排 ................................................................................................................ 5 施工區(qū)平面布置 ............................................................................................................. 8 隧道內(nèi)管線布置 ........................................................................................................... 10 土方開挖方案 .............................................................................................................. 10 洞內(nèi)運輸 ....................................................................................................................... 10 總體施工方案 ........................................................................................................................11 降水施工 .......................................................................................................................11 超前小導管 .................................................................................................................. 14 區(qū)間隧道施工 .............................................................................................................. 17 CRD 法施工 .................................................................................................................. 21 臺階法施工 .................................................................................................................. 24 初期支護 ...................................................................................................................... 26 二次襯砌 ...................................................................................................................... 31 管線保護及可能遇到的危險事故應急處理 ........................................................................... 39 管線保護措施 .............................................................................................................. 39 緊急疏散 ...................................................................................................................... 40 隧道坍塌的緊急預案 ................................................................................................... 41 隧道內(nèi)涌砂、涌水緊急預案 ........................................................................................ 42 管線破壞緊急預案 ....................................................................................................... 42 地質(zhì)超前預報 ....................................................................................................................... 44 地質(zhì)預報的內(nèi)容 ........................................................................................................... 44 地質(zhì)預報方法 .............................................................................................................. 44 圍巖坍方前兆預測 ....................................................................................................... 44 圍巖塌方應急措施 ........................................................................................................ 45 監(jiān)測方案 .............................................................................................................................. 45 工期保證措施 ....................................................................................................................... 46 DK33+~DK33+ 暗挖法區(qū)間 施工方案 快速組織進場開工 ....................................................................................................... 46 及時完成施工總體策劃 ................................................................................................ 47 加強施工中每道環(huán)節(jié)的質(zhì)量管理 ................................................................................. 47 建立激勵機制，充分調(diào)動一切積極因素 ...................................................................... 47 提前做好防水防臺風及雨季施工的安排 ...................................................................... 47 技術(shù)保證措施 .............................................................................................................. 47 人員、機具、排碴對工期的保證 ................................................................................. 48 隱蔽工程質(zhì)量保證措施 ........................................................................................................ 48 檢查及驗收制度 ........................................................................................................... 48 崗位責任制 .................................................................................................................. 48 分項、分部工程質(zhì)量保證措施 ..................................................................................... 49 為確保質(zhì)量所采取的檢測試驗手段、措施 ......................................................................... 49 運用科學、先進的檢測、試驗手段，確保工程質(zhì)量 .................................................. 49 認真落實各項管理制度，強化檢測試驗工作 ............................................................. 49 1質(zhì)量保證措施 ..................................................................................................................... 49 質(zhì)量目標 .................................................................................................................... 49 質(zhì)量保證體系 ............................................................................................................. 49 質(zhì)量保證制度 ............................................................................................................. 49 質(zhì)量過程監(jiān)控 ............................................................................................................. 50 1安全施工的保證措施 .......................................................................................................... 50 安全生產(chǎn)目標及保證體系 .......................................................................................... 50 安全防范重 點 ............................................