目 录1.工程概述12.桩基工程量13.主要施工方法及施工工艺13.1 钻孔灌注桩施工工艺流程.................................................................................................13.2 钻孔灌注桩施工方法.........................................................................................................23.2.1 钻机选型.........................................................................................................................23.2.2 施工准备.........................................................................................................................23.2.3 桩位测量放样.................................................................................................................23.2.4 埋设护筒.........................................................................................................................33.2.5 钻机就位.........................................................................................................................33.2.6 泥浆的制备及循环净化.................................................................................................33.2.7、钻孔顺序......................................................................................................................53.2.8、开孔及成孔方法..........................................................................................................53.2.9、第一次清孔..................................................................................................................53.2.10、废弃泥浆和沉渣处理................................................................................................63.2.11、钢筋笼加工及吊放....................................................................................................63.2.12、第二次清孔................................................................................................................93.2.13、灌注水下混凝土..........................................................................................
