新建贵阳至广州铁路13标段北江特大桥东引桥跨工业大道连续梁桩基工程施工方案编制单位:单位主管:技术负责人:审核人:编制人:编制日期:目录1、编制依据...............................................................................................................................................................12、工程概况...............................................................................................................................................................22.1、工程简介................................................................................................................................................................22.2、桥址工程建设条件................................................................................................................................................22.3、地质概况................................................................................................................................................................32.4、沿线地震动参数....................................................................................................................................................32.5、沿线气象条件........................................................................................................................................................33、施工总体方案.......................................................................................................................................................33.1、施工组织机构........................................................................................................................................................33.2、混凝土拌合站........................................................................................................................................................43.3、施工用电................................................................................................................................................................63.4、施工用水................................................................................................................................................................63.5、施工测试................................................................................................................................................................63.6、钻孔桩施工工艺流程............................................................................................................................................63.7、主要施工工艺要点................................................................................................................................................83.7.1、钢护筒制作与埋设.................................................................................................................................83.7.2、安装钻机...............................................................................................................................................83.7.3、泥浆的制备及循环净化.........................................................................................................................93.7.4、钻孔的施工方法及要点.........................................................................................................................93.7.5、出碴.........................