A new type support structure introduction and its contrast study with traditional support structure used in tunnel construction

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• 作者：Fei Xu^a ; ^{sduxufly@126.com} ; Shu-cai Li^b ; ^{yantubruce@126.com} ; Qian-qing Zhang^b ; ^{869957556@qq.com} ; Li-ping Li^b ; ^{sduytzx@126.com} ; Shao-shuai Shi^b ; ^{renqingzhaxixf@126.com} ; Qian Zhang^a ; ^{562570719@qq.com}
• 关键词：Tunnel engineering ; Large deformation ; Grid steel frame ; Core tube ; Field contrast tests ; Numerical simulation
• 刊名：Tunnelling and Underground Space Technology
• 出版年：2017
• 出版时间：March 2017
• 年：2017
• 卷：63
• 期：Complete
• 页码：171-182
• 全文大小：4959 K
• 卷排序：63

文摘

A new type supporting system of grid steel frame-core tube was designed. A field test was conducted in Jinpingyan tunnel located in the seismic effect area. A 3D numerical analyses using FLAC3D software were conducted.