【正文】 ......................... 33 樁間回填 砂石 ................................................................................................. 33 基坑降、排水 ............................................................................................................ 33 基坑降水 ......................................................................................................... 34 基坑排水 ......................................................................................................... 38 基坑開挖施工 ............................................................................................................ 39 主要施工流程 ................................................................................................. 39 施工準(zhǔn)備 ......................................................................................................... 41 頂板以上土方開挖 ......................................................................................... 42 頂板以下土方開挖 ......................................................................................... 47 基坑的石方開挖 ............................................................................................. 52 基坑開挖過程的監(jiān)測 ..................................................................................... 54 結(jié)構(gòu)施工 ......................................................................................................... 57 周邊建（構(gòu)）筑物保護(hù) ............................................................................................ 62 施工過 程控制 ................................................................................................. 62 建（構(gòu)）筑物加固 ......................................................................................... 63 地下管線保護(hù) ............................................................................................................ 65 設(shè)計(jì)懸吊保護(hù) ................................................................................................. 65 基坑開挖管線處理 ......................................................................................... 65 第五章 質(zhì)量控制及保證措施 ................................................................................................ 67 質(zhì)量保證體系 ............................................................................................................ 67 質(zhì)量管理組織機(jī)構(gòu) ......................................................................................... 67 質(zhì)量保證體系 ................................................................................................. 67 地連墻施工質(zhì)量保證措施 ........................................................................................ 68 地連墻施工質(zhì)量控制要點(diǎn) ............................................................................. 68 地連墻質(zhì)量驗(yàn)收標(biāo)準(zhǔn) .................................................................................... 69 地連墻施工質(zhì)量問題的防治措施 ................................................................ 70 中間柱質(zhì)量保證措施 ............................................................................................... 77 中間柱基樁質(zhì)量保證 .................................................................................... 77 鋼管混凝土柱質(zhì)量保證 ................................................................................ 78 降水工程質(zhì)量保證措施 ............................................................................................ 79 基坑開挖及支護(hù)的質(zhì)量控制措施 ............................................................................ 80 基坑開挖質(zhì)量保證措施 ................................................................................. 80 鋼支撐質(zhì)量保證措施 ..................................................................................... 80 第六章 安全生產(chǎn)保證措施 .................................................................................................... 82 安全生產(chǎn)保證體系 .................................................................................................... 82 安全生產(chǎn)組 織機(jī)構(gòu) ......................................................................................... 82 安全保證體系 ................................................................................................. 82 安全管理措施 ........................................................................................................... 83 起重機(jī)施工安全要求 ............................................................................................... 84 施工現(xiàn)場用電安全 ................................................................................................... 85 雨季施工安全 ............................................................................................................ 85 第七章 文明施工及環(huán)境保護(hù) ................................................................................................ 86 現(xiàn)場文明施工 ........................................................................................................... 86 環(huán)境保護(hù)措施 ........................................................................................................... 86 排污控制 ......................................................................................................... 86 降低施工噪音 ................................................................................................. 87 夜間施工措施 ................................................................................................ 87 合理?xiàng)壨痢墲{ ............................................................................................ 87 控制揚(yáng)塵 ........................................................................................................ 87 第八章 施工應(yīng)急預(yù)案 ............................................................................................................ 88 重大危險(xiǎn)源識別及評估 ............................................................................................ 88 基坑開挖的重大危險(xiǎn)源辨識 ......................................................................... 88 危險(xiǎn)源控制要點(diǎn)及措施 ................................................................................. 90 基坑開挖的應(yīng)急處理措施 ...........