倒挂井壁法施工在地铁出入口中的应用  

APPLICATION OF INVERTED SHAFT WALL CONSTRUCTION METHOD IN SUBWAY ENTRANCE

作　　者：谢申举 丁贵松 郑立志 郭志明 XIE Shen-ju;DING Gui-song;ZHENG Li-zhi;GUO Zhi-ming(BCEG Civil Engineering Co.,Ltd.,100015,Beijing,China)

机构地区：[1]北京建工土木工程有限公司,北京100015

出　　处：《建筑技术》2020年第7期816-818,共3页Architecture Technology

摘　　要：北京地铁14号线京顺路站A出入口明挖基坑施工中,针对地面及地下的复杂环境,采用倒挂井壁法施工。通过分期开挖、临时支撑+换撑的方法保证了施工关键工期的节点及施工安全。Considering the complex ground and underground conditions,inverted shaft wall construction method was adopted in the open-excavation foundation pit project of Beijing subway line 14 Jingshun Road Station entrance A.Staged excavation and temporary support plus support replacement were adopted to guarantee the construction schedule nodes and construction safety.

关 键 词：倒挂井壁法 临时支撑 分期开挖 换撑 

分 类 号：TU753[建筑科学—建筑技术科学]