【正文】 ....................... 10 荷載設(shè)計 ............................................................................................................ 11 荷載計算原理 ......................................................................................... 11 結(jié)構(gòu)配筋計算 ......................................................................................... 13 Ⅲ級圍巖結(jié)襯砌構(gòu)內(nèi)力計 算和強度驗算 ............................................. 14 Ⅱ級圍巖襯砌結(jié)構(gòu)內(nèi)力計算和強度驗算 ............................................. 19 Ⅴ級圍巖結(jié)襯砌構(gòu)內(nèi)力計算和強度驗算 ............................................. 23 Ⅳ級圍巖結(jié)襯砌構(gòu)內(nèi)力計算和強度驗算 ............................................. 27 各級圍巖復(fù)合式襯砌參數(shù)確定 ........................................................................ 30 各級圍巖斷面開挖尺寸確定 ............................................................................ 31 第 4 章 施工組織 ............................................................................................................. 32 編制依據(jù)及編制原則 ........................................................................................ 32 編制依據(jù) ................................................................................................. 32 編制 原則 ................................................................................................. 32 編制范圍 ................................................................................................. 32 施工準(zhǔn)備 ............................................................................................................ 32 技術(shù)準(zhǔn)備 ................................................................................................. 32 施工現(xiàn)場準(zhǔn)備 ......................................................................................... 32 施工測量 ................................................................................................. 33 雨季施工準(zhǔn)備 ......................................................................................... 34 主要施工機械、設(shè)備準(zhǔn)備 ..................................................................... 34 隧道施工總體方案 ............................................................................................ 35 各區(qū)段施工方案 ..................................................................................... 36 隧道施工 ............................................................................................................ 36 不良地質(zhì)地段施工方案 ......................................................................... 37 全斷面法施工 ......................................................................................... 38 臺階法施工 ............................................................................................. 39 正洞各級圍巖主要開挖法步驟及施工方法 ......................................... 40 明挖法施工 ............................................................................................. 41 爆破施工設(shè)計 .................................................................................................... 41 爆破施工控制標(biāo)準(zhǔn) ................................................................................. 41 爆破施工工藝 ......................................................................................... 41 各種施工方法的爆破設(shè)計 ..................................................................... 42 初期支護 ............................................................................................................ 49 初期支護中錨桿的使用 ......................................................................... 54 掛鋼筋 網(wǎng) ................................................................................................. 57 格柵鋼架 ................................................................................................. 58 噴射混凝土 ............................................................................................. 60 隧道的防、排水設(shè)施施工 ................................................................................ 61 防水設(shè)施 ................................................................................................. 62 排水設(shè)施 ................................................................................................. 64 洞身襯砌 ............................................................................................................ 65 施工方法 ................................................................................................. 65 仰拱施工 ................................................................................................. 66 拱墻襯砌施工 ......................................................................................... 67 水溝、電纜槽施工 ................................................................................. 68 施工通風(fēng)、降塵 ................................................................................................ 68 施工通風(fēng) ................................................................................................. 68 施工降塵、防塵 ..................................................................................... 70 施工輔助設(shè)施（供風(fēng)、水、電） .................................................................. 71 施工供風(fēng) ............................................................................................... 71 施工供水 ............................................................................................... 71 施工供電 ............................................................................................... 71 監(jiān)控量測 .......................................................................................................... 72 監(jiān)控量測的項目 ................................................................................... 72 監(jiān)控量測的施工流程 ........................................................................... 73 監(jiān)控量測的測點布置 ........................................................................... 73 斜井 .................................................................................................................. 74 橫通道 ........................