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超前大管棚在隧道施工中的应用
引用本文:任庆国,苗兰弟.超前大管棚在隧道施工中的应用[J].长春工程学院学报(自然科学版),2010,11(2):31-33.
作者姓名:任庆国  苗兰弟
作者单位:陕西铁路工程职业技术学院,渭南,714000;陕西铁路工程职业技术学院,渭南,714000
摘    要:主要介绍了某隧道在进出口围岩较破碎的情况下,在施工中采用长管棚及注浆的施工方法,有效地阻止了开挖时软弱围岩的坍塌和涌水,为隧道的施工安全提供了保障,可供同类工程借鉴.

关 键 词:管棚  超前支护  隧道  注浆

The application of advanced leading pipe shed in tunnel construction
REN Qing-guo,MIAO Lan-di.The application of advanced leading pipe shed in tunnel construction[J].Journal of Changchun Institute of Technology(Natural Science Edition),2010,11(2):31-33.
Authors:REN Qing-guo  MIAO Lan-di
Institution:REN Qing-guo,etc.(Shanxi Railway Institute,WeiNan 714000,China)
Abstract:This paper mainly introduces the constructive method used in fractured surrounding rock at one tunnel construction.During the construction,long-pipe shed and injection grouting methods can effectively prevent the collapse of weak surrounding rock and water inflow in the excavation,and guarantees the safety of construction.It can be referred by similar engineering.
Keywords:pipe shed  advance support  tunnel  injection grouting  
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