【正文】 .......................... 34 施工質(zhì)量安全控制要點(diǎn) ........................................................................................................... 35 尾水系統(tǒng)開挖工程 .......................................................................................................................... 37 C3 標(biāo)尾水系統(tǒng)概述 .................................................................................................................. 37 尾水系統(tǒng)洞挖施工布置 ........................................................................................................... 39 尾水系統(tǒng)洞挖施工程序 ........................................................................................................... 43 尾水系統(tǒng)洞挖方法 .................................................................................................................... 44 洞挖施工工藝 ............................................................................................................................ 60 資源配置 .................................................................................................................................... 62 地下廠房系統(tǒng)開挖工程 .................................................................................................................. 64 概述 ............................................................................................................................................ 64 工程地質(zhì)條件 ........................................................................................................................... 66 施工特點(diǎn)、重點(diǎn)、難點(diǎn)及對(duì)策 ............................................................................................ 67 施工通道條件 ........................................................................................................................... 71 施工布置 .................................................................................................................................... 72 開挖施工程序和方法 ................................................................................................................ 74 關(guān)鍵部位的施工措施 ................................................................................................................ 92 洞挖施工工藝說明 ................................................................................................................. 96 爆破振動(dòng)和超欠挖控制措施 ................................................................................................... 98 不良地質(zhì)段施工措施 ............................................................................................................. 98 地下涌水的處理措施 ............................................................................................................ 101 塌方的處理措施 .................................................................................................................... 101 施工期臨時(shí)監(jiān)測(cè) .................................................................................................................... 101 支護(hù)施工方案 ........................................................................................................................ 109 2 關(guān)鍵工期分析 ........................................................................................................................ 109 施工資源配置 .........................................................................................................................111 不良地質(zhì)條件的預(yù)防及處理預(yù)案 ................................................................................................ 112 塌方的預(yù)防與處理 .................................................................................................................. 112 對(duì)地下水的處理 ..................................................................................................................... 113 地下開挖超前勘探 .................................................................................................................. 113 洞室交岔部位的開挖 ............................................................................................................ 114 不良地質(zhì)條件的處理 .............................................................................................................. 114 其它輔助洞室開挖工程 ................................................................................................................. 114 概述： ....................................................................................................................................... 114 施工條件 .................................................................................................................................. 116 施工布置 .................................................................................................................................. 116 施工風(fēng)水電 .............................................................................................................................. 117 施工重點(diǎn)及難點(diǎn) ...................................................................................................................... 119 施工方法 .................................................................................................................................. 119 爆破設(shè)計(jì) .................................................................................................................................. 121 施工進(jìn)度安排 .......................................................................................................................... 122 施工資源配置 .......................................................................................................................... 122 進(jìn)度保證措施 ........................................................................................................................ 123 洞挖施工質(zhì)量保證、 安全措施 ........................................................................................... 124 質(zhì)量控制措施 ................................................................................................................................. 124 鉆孔作業(yè)及爆破設(shè)計(jì)環(huán)節(jié) ................................