Analysis of structure deformation induced by excavation of a new large-span metro station underneath the existing station - 文章详情页

作者：

Li, Jidong (Li, Jidong.) | Too, Lianjin (Too, Lianjin.) | An, Junhai (An, Junhai.) | Wang, Guofeng (Wang, Guofeng.) | Hao, Zhihong (Hao, Zhihong.)

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摘要：

As　the　Gongzhufen　station　of　Beijing　Metro　line　10　closely　passes　under　the　existing　station　of　line　1　and　it　required　floor　settlement　of　existing　station　to　be　no　more　than　3mm,　in　this　case　a　new　method　combining　CRD　(flat　top　and　straight　wall)　and　multiple　pre-struts　was　firstly　proposed　and　adopted.　Based　on　field　monitoring,　the　paper　also　studied　the　deformation　characteristics　of　the　existing　station,　analyzed　the　reasons　for　settlement,　put　up　relevant　countermeasures　and　verified　the　reliability　and　security　of　the　new　method.　©,　2015,　Editorial　Office　of　＇Modern　Tunnelling　Technology＇.　All　right　reserved.

关键词：

Deformation Struts Subway stations

作者机构：

[ 1 ] [Li, Jidong]Key Laboratory of Urban Security and Disaster Engineering of the Ministry of Education, Beijing University of Technology, Beijing, China
[ 2 ] [Too, Lianjin]Key Laboratory of Urban Security and Disaster Engineering of the Ministry of Education, Beijing University of Technology, Beijing, China
[ 3 ] [An, Junhai]Key Laboratory of Urban Security and Disaster Engineering of the Ministry of Education, Beijing University of Technology, Beijing, China
[ 4 ] [Wang, Guofeng]Beijing Railway Construction and Management Co., Ltd., Beijing, China
[ 5 ] [Hao, Zhihong]Beijing Urban Construction Design & Research Institute Co., Ltd., Beijing, China

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