S60西吉至会宁（宁甘界）公路工程A3合同段（起讫桩号K59+600～K65+900）钻孔灌注桩专项施工方案中交第三公路工程局有限公司西会公路A3合同段项目经理部二〇一八年一月目录一、编制依据及原则......................................................................................................21.1编制依据............................................................................................................21.2编制原则............................................................................................................3二、工程概况..................................................................................................................32.1工程概况............................................................................................................32.2工程地质条件....................................................................................................42.2.1任家湾大桥..............................................................................................52.2.2夏家大陆堰大桥......................................................................................52.2.3K61+370通道桥.......................................................................................62.2.4西三线分离式立交..................................................................................6三、人员技术设施准备..................................................................................................73.1技术准备............................................................................................................73.2人员准备............................................................................................................73.3设备准备............................................................................................................73.4材料准备............................................................................................................83.5钻孔用水..........................................................................................................103.6临时用电..........................................................................................................103.7施工前准备工作..............................................................................................10四、工期安排................................................................................................................104.1任家湾大桥......................................................................................................104.2夏家大陆堰大桥..............................................................................................104.3西三线分离式立交..........................................................................................114.4K61+370通道桥..............................................................................................11五、施工工艺................................................................................................................11六、施工工艺流程........................................................................................................126.1施工准备..........................................................................................................126.1.1技术准备................................................................................................136.1.2机械设备...
