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朝阳区肖太后河再生水及污水管线工程(西大望路～通惠排干)第二标段（双丰铁路～东五环路）机械顶管施工专项方案编制：审核：审批：北京城建集团有限责任公司2015年6月6日1目录第1章编制说明.........................................................................................……………41.1编制原则.......................................................41.2编制依据.......................................................41.3编制范围.......................................................5第2章工程概况.............................................................................................................62.1工程总体概况...................................................62.2工程设计概况...................................................62.3施工工期计划...................................................92.4工程地质及水文情况.............................................92.5施工周边环境..................................................11第3章施工总体布署...................................................................................................183.1施工准备......................................................183.2施工场区规划..................................................213.2工地现场清理及布置............................................223.3施工现场排水措施..............................................223.4建立测量控制系统..............................................233.5总体施工流程..................................................233.6运输组织.......................................................233.7施工现场的保洁.................................................243.8测量管理......................................................24第4章顶管工作坑竖井施工方案及主要技术措施...................................................274.1工作坑竖井施工工艺流程........................................274.2工作坑竖井施工................................................274.3竖井注浆加固、止水措施........................................36第5章顶管施工及主要技术措施...............................................................................475.1顶管施工设计..................................................475.2顶力计算.......................................................495.3顶管设施的安装.................................................515.4管道顶进施工..................................................565.5顶管中的安全措施..............................................595.6顶管中的技术措施..............................................5925.7顶管质量监控..................................................615.8顶管施工常见病害的防治........................................62第6章施工中的监控量测...........................................................................................656.1监控对象......................................................656.2监控手段......................................................656.3基坑施工监控...................................................656.4顶管施工监测..................................................686.5监测技术要求..................................................71第7章质量目标及控制措施.........................................................................................737.1质量目标......................................................737.2质量保证体系..................................................737.3质量控制措施....................