【正文】 .............................................................................................................................22 施工進度計劃 ..............................................................................................................................................22 施工工期 ..............................................................................................................................................22 工期保證措施 ......................................................................................................................................22第六章 基坑施工工藝技術(shù) .................................................................................................................................24 施工重點、難點 ..........................................................................................................................................24 施工順序 ......................................................................................................................................................25 后排旋挖樁施工 ..........................................................................................................................................25 旋挖樁施工流程 ..................................................................................................................................25 樁位放樣 ..............................................................................................................................................26 護筒埋設(shè) ..............................................................................................................................................26 注入泥漿 ..............................................................................................................................................27 鉆孔 ......................................................................................................................................................28 清孔、終孔驗收 ..................................................................................................................................29 鋼筋籠制作 ..........................................................................................................................................29 鋼筋籠的吊裝 ......................................................................................................................................30 水下混凝土灌注 ..................................................................................................................................32 起拔鋼護筒 ........................................................................................................................................33 咬合樁施工 ..................................................................................................................................................34國際會展中心（一期）基坑支護專項施工方案3 咬合樁施工技術(shù)要求 ..........................................................................................................................34 咬合樁施工工藝流程 ..........................................................................................................................35 導(dǎo)槽施工 ..............................................................................................................................................37 施工順序 ..............................................................................................................................................38 成孔 ......................................................................................................................................................39 鋼筋籠施工 ............................................................................................................................................41 混凝土灌注 ..............................................................................................................................................43 三軸攪拌樁施工 ..........................................................................................................................................44 總體施工順序 .....................................................................................................................................44 三軸攪拌加固施工工藝流程 ..............................................................................................................45 施工技術(shù)參數(shù) .....................................................................................................................................46 施工準備 .............................................................................................................................................46 現(xiàn)場準備 ..............................................................................................................................................46 三軸攪拌加固施工工藝 .....................................................................................................................47 質(zhì)量驗收標準 .....................................................................................................................................48 樁的強度檢測 .....................................................................................................................................48 特殊情況處理措施 .............................................................................................................................48 質(zhì)量保證措施 ...................................................................................................................................49 安全技術(shù)措施 ...................................................................................................................................51 連接板施工 ..................................................................................................................................................52 混凝土支撐方案 .........................................................................................................................................54 基坑周邊變形觀測要求和方法 .................................................