北京地铁某号线某标段某号线某车站主体结构施工方案编制：审核：批准：目录第一章编制说明................................................................................................11.1编制依据............................................................................................................11.2编制原则............................................................................................................11.3要技术规范、规程............................................................................................11.4编制范围............................................................................................................2第二章工程概况................................................................................................32.1工程概况............................................................................................................32.2周边环境............................................................................................................32.3工程地质与水文地质........................................................................................4第三章施工部署..................................................................................................53.1施工目标............................................................................................................53.2施工组织机构及队伍部署.................................................................................6第四章主要施工方案与施工工艺........................................................................84.1PBA工法施工.....................................................................................................84.2暗挖逆作法主要施工工艺...............................................................................14第五章环境风险源保护要求及措施................................................................615.1环境风险工程..................................................................................................615.2环境风险工程保护措施...................................................................................62第六章施工期间突发事件的预防和处理措施...................................................636.1应对突发事件的准备措施...............................................................................636.2应对突发事件的组织措施...............................................................................646.3危险源情况......................................................................................................646.4应急组织机构与职责......................................................................................656.5防止初支下沉的技术措施...............................................................................686.6防止隧道土体坍塌的措施..............................................................................706.7突然涌水、涌砂、局部过量静水压力预防处理措施...................................70第七章施工监测方案.........................................................................................717.1监测工作内容、频率及布点位置...................................................................717.2监测实施方法..................................................................................................73第八章工期保证措施.......................................................................
