目录1.编制依据..................................................................31.1编制依据...............................................................31.2编制原则...............................................................32.工程概况..................................................................32.1工程简介...............................................................32.2设计概况...............................................................42.3计划工期...............................................................42.4自然条件...............................................................42.5施工条件...............................................................42.6主要工程数量...........................................................52.7建设相关单位...........................................................53.工程重难点分析............................................................53.1工程特点、重点及难点...................................................53.2工程重点、难点的施工对策...............................................64.施工进度计划..............................................................65.施工工艺技术..............................................................65.1施工准备...............................................................65.1.1技术准备...........................................................65.1.2现场准备...........................................................75.2施工工艺流程...........................................................85.2.1桩基施工工艺流程图.................................................85.3施工方法...............................................................95.3.1场地平整、平台搭设.................................................95.3.2测量放样..........................................................105.3.3埋设护筒..........................................................105.3.4泥浆池开挖以及泥浆制备............................................105.3.5钻机就位..........................................................115.3.6钻机钻孔..........................................................125.3.7成孔检查..........................................................135.3.8清孔..............................................................135.3.9筋笼骨架的制作安装................................................155.3.10声测管安装.......................................................165.3.11灌注水下混凝土...................................................165.3.12凿除桩头.........................................................195.3.13桩基检测.........................................................195.4钻孔桩常见事故的预防及处理............................................195.4.1导管进水..........................................................195.4.2卡管..............................................................205.4.3塌孔..............................................................215.4.4缩孔..............................................................215.4.5偏孔..............................................................215.4.6埋管..............................................................2115.4.7钢筋笼上浮........................................................215.5质量检验标准..........................................................235.5.1主控项目...................................................
