泰州长江公路大桥悬索桥北引桥土建工程施工项目（B01合同段）桩基施工技术方案中交二公局泰州长江公路大桥项目总经理部2009年1月目录1编制范围、依据及原则......................................................31.1编制范围..............................................................31.2编制依据..............................................................31.3编制原则..............................................................32工程概况..................................................................32.1自然条件...............................................................32.1.1地质地貌..........................................................32.1.2水文气象条件......................................................72.2工程简介及工程量......................................................93施工组织准备.............................................................113.1施工机具.............................................................113.2施工人员组织.........................................................113.3人员培训.............................................................123.4劳动力组织...........................................................123.5施工进度计划.........................................................124施工方案及施工方法.......................................................134.1施工方案综述.........................................................134.2施工工艺流程.........................................................134.3设备的选型...........................................................134.4钻孔施工准备.........................................................164.4.1钻孔平台.........................................................164.4.2测量放样.........................................................174.4.3钢护筒施工.......................................................184.4.4泥浆制备.........................................................194.5旋挖钻钻孔施工.......................................................204.6回旋钻成孔...........................................................214.7清孔.................................................................224.7.1第一次清孔.......................................................224.7.2第二次清孔.......................................................234.8钻孔质量保证及钻孔施工意外的预防措施.................................234.9钢筋笼制作与安装.....................................................244.9.1钢筋笼加工.......................................................244.9.2钢筋笼骨架的存放及安装...........................................254.9.3声测管安装.......................................................264.10混凝土灌注..........................................................264.10.1施工准备........................................................264.10.2混凝土配合比及其骨料要求........................................274.10.3水下混凝土灌注..................................................274.10.4混凝土灌注意外预防措施...........................................294.11桩基检测............................................................305安全保证措施.............................................................306环境保护措施及文明施工保证措施...........................................306.1施工环境保护措施.....................................................306.2文明施工................................
