浅谈大直径盾构超浅埋软土地层始发的施工技术研究  

Construction technology of large diameter shield launching in super shallow soft soil layer

作　　者：王贤福 周霄[2] WANG Xian-fu;ZHOU Xiao(Hangzhou Municipal Public Construction Development Co.,Ltd.,Hangzhou 310009,China;Hangzhou Tianheng Investment Construction Management Co.,Ltd.,Hangzhou 310004,China)

机构地区：[1]杭州市市政公用建设开发有限公司,浙江杭州310009 [2]杭州天恒投资建设管理有限公司,浙江杭州310004

出　　处：《地基处理》2020年第4期322-329,共8页Journal of Ground Improvement

摘　　要：结合杭州某隧道工程,介绍了大直径盾构超浅埋软土地层始发的施工技术。重点对隧址地层的岩土特性、水文情况、周边环境进行了分析,剖析了本工程大直径盾构超浅埋软土地层始发的重难点,并提出了解决措施方案。In combination with a tunnel project in Hangzhou,this paper introduces the construction technology of largediameter shield launching in super shallow soft soil layer.It focuses on the analysis of the geotechnical characteristics,hydrological conditions,and surrounding environment of the tunnel site.The key points and difficulties of the project were analyzed and the corresponding solutions were proposed.

关 键 词：大直径盾构 浅埋软土始发 端头加固 始发控制 沉降监测 

分 类 号：TU745[建筑科学—建筑技术科学]