重庆轨道环线二期工程土建一标四公里停车场纵二路及横八路侧边坡支护人工挖孔桩安全专项施工方案中铁二十二局集团重庆轨道环线二期土建一标项目经理部二零一五年七月目录1.工程概况................................................................11.1工程简介...............................................................11.1.1工程情况...........................................................11.1.2设计情况...........................................................11.1.3工程地质条件.......................................................31.1.4气象情况...........................................................81.1.5施工条件...........................................................81.2施工要求...............................................................81.3技术保证条件...........................................................91.4危险源识别.............................................................92.编制依据................................................................92.1相关规范、标准.........................................................92.2重庆市建设主管部门的有关发文..........................................103.施工计划...............................................................113.1施工进度计划..........................................................113.2施工机械设备计划......................................................123.3材料计划..............................................................124.施工工艺技术...........................................................134.1主要技术参数..........................................................134.2总体施工方案..........................................................134.3挖孔灌注桩施工及其技术要求............................................144.3.1桩位放样..........................................................144.3.2桩孔开挖..........................................................144.3.3现浇混凝土锁口及护壁..............................................154.3.4挖孔岩石取芯检测及终孔检查处理....................................164.3.5钢筋制安..........................................................164.3.6钢筋安装..........................................................174.3.7检测管安装........................................................174.3.8桩基砼施工........................................................174.3.9桩头处理..........................................................184.3.10资料提交.........................................................184.3.11施工注意事项.....................................................184.4检查验收..............................................................195.施工安全保证措施.......................................................195.1组织保障..............................................................195.3技术保障..............................................................225.3.1安全重难点........................................................225.3.2主要危险源........................................................225.3.3安全技术措施......................................................235.4制度措施..............................................................275.4.1安全生产责任制度..................................................275.4.2安全教育培训制度..................................................275.4.3特殊工种持证上岗作业制度......................................
