成都地铁6号线一、二期工程土建施工08合同段盾构过站施工方案编制雷本健雷本审核雷本健雷本审批雷本健雷本中国铁建大桥工程局集团有限公司成都地铁6号线土建8标项目经理部二〇一七年六月目录1.编制依据及编制目的........................................-1-1.1编制依据.............................................-1-1.2编制目的.............................................-1-2.工程概况..................................................-1-2.1工程概况.............................................-2-2.2主要穿越地层.........................................-2-3.盾构到达施工..............................................-3-3.1盾构到达施工范围及内容...............................-3-3.2端头加固.............................................-4-3.3测量和姿态调整.......................................-4-3.3.1盾构机姿态人工复核测量..........................-4-3.3.2到达洞门复核测量................................-4-3.3.3盾构姿态调整....................................-4-3.4洞门处理.............................................-5-3.4.1围护桩凿除......................................-5-3.4.2洞门导轨安装....................................-5-3.5到达段掘进施工.......................................-5-3.5.1贯通前100m段掘进注意事项.......................-5-3.5.2距素混凝土桩20m段的掘进........................-6-3.5.3距素混凝土桩5m段的掘进.........................-6-3.5.4盾构在素混凝土桩范围内的掘进....................-6-3.5.5近洞10环管片拉紧...............................-7-3.6盾构接收小车准备与安装...............................-7-3.7盾构到站.............................................-8-3.7.1碴土清理........................................-8-3.7.2洞门预留钢筋割除................................-8-3.7.3最后6环管片安装................................-8-3.7.4扇形压板改造与洞口防水装置安装..................-9-3.7.5翻板拉紧........................................-9-3.7.6盾构上接收小车..................................-9-3.7.7洞门圈漏水涌泥处理.............................-10-3.7.8主机与后配套系统分离...........................-10-3.8劳、材、机计划......................................-10-3.8.1人员组织.......................................-10-3.8.2材料计划.......................................-11-3.8.3机械设备计划...................................-11-4.盾构机过站...............................................-11-4.1盾构机过站准备工作.................................-12-4.1.3盾构机固定...................................-12-4.1.4盾构平移和推进准备.............................-12-4.1.5盾构主机与后备套分离...........................-13-4.2盾构主机过站........................................-13-4.2.1盾构解体.......................................-13-4.2.2盾构机平移.....................................-15-4.2.3钢板及滚轴放置.................................-15-4.2.4盾构主机推进...................................-16-4.2.5地面钢板前移...................................-16-4.2.6盾构机推进移动过程中的纠偏.....................-16-4.3后备套过站..........................................-17-4.3.1后配套过站轨道.................................-17-4.4施工场地内的维护工作................................-17-4.4.1测量桩点保护...................................-17-4.4.2车站施工场地范围内预埋件保护...................-17-4.5劳力组织............................................-17-4.6材料及机具配备计划..................................-17...
