1YMZQ-20标勐腊隧道进口进洞施工方案新建铁路玉溪至磨憨线YMZQ-20标勐腊隧道进口进洞施工方案(D1K455+890～D1K468+908)编制：审核：审批：21YMZQ-20标勐腊隧道进口进洞施工方案中铁十五局集团有限公司玉磨铁路项目经理部二○一六年七月目录一、编制说明............................................................................................................................................41、编制依据........................................................................................................................................42、编制范围........................................................................................................................................4二、工程概况............................................................................................................................................41、工程概况........................................................................................................................................42、主要技术标准................................................................................................................................53、施工条件........................................................................................................................................54、地质情况........................................................................................................................................55、主要工程数量................................................................................................................................7三、总体施工方案....................................................................................................................................81、超前地质预报................................................................................................................................82、洞口排水施工................................................................................................................................83、预加固桩施工................................................................................................................................84、洞口段开挖施工............................................................................................................................95、管棚施工........................................................................................................................................96、进洞原则......................................................................................................................................107、围岩量测.......................................................................................................................................11四、工期安排............................................................................................................................................1132YMZQ-20标勐腊隧道进口进洞施工方案五、施工组织机构及资源配置...............................................................................................................111、施工组织机构框图.......................................................................................................................112、人员配置....................................................................................................................................
