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复杂条件下隧道衬砌结构安全性评价

, PP. 70-75

Keywords: 隧道工程,衬砌结构,监控量测,浅埋偏压,大跨度,稳定性

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Abstract:

?为了深入探讨浅埋、大跨度、偏压等复杂条件下公路隧道衬砌结构的安全性,结合卧龙岗隧道左线出口段浅埋偏压、边坡滑动以及断裂带等不利因素,对可能出现的隧道结构安全问题进行了分析论证;通过分析围岩位移稳定性、边坡稳定性以及衬砌结构受力情况,对隧道二衬的安全性进行了全面评价。结果表明:卧龙岗隧道围岩位移基本趋于稳定,边坡处于稳定状态,隧道出口段整体是安全稳定的;该评价结果为隧道后期的安全运营提供了可靠依据。

References

[1]  XU Run-dong,XU Lin-sheng.Linear Elastic Analysis of Stress in Surrounding Rock of Double Tunnels[J].Geotechnical Engineering Technique,2005,19(3):127-129.
[2]  XIA Cai-chu,GONG Jian-wu,TANG Ying,et al.Study on Site Monitoring of Large-section Highway Tunnels with Small Clear Spacing[J].Chinese Journal of Rock Mechanics and Engineering,2007,26(1):44-50.
[3]  QU Hai-feng,ZHU He-hua,CAI Yong-chang.Discussion on Calculation of Loose Load on Extra-large Cross-section and Large-span Road Tunnel[J].Rock and Soil Mechanics,2008,29(4):989-994,1000.
[4]  HU Jian-ming.Study on Construction Monitoring and Stability of Surrounding Rock for Neighborhood Highway Tunnel for Large Span[D].Chongqing:Chongqing University,2006.
[5]  陈少华,易亚滨.偏压浅埋隧道复合式衬砌的相互作用和结构计算[J].现代隧道技术,1999(2):20-24.
[6]  CHEN Shao-hua,YI Ya-bin.The Research on Interaction of Composite Linings and Its Structure Calculation for Bias and Shallow Tunnel[J].Modern Tunnelling Technology,1999(2):20-24.
[7]  ZHOU Xiao-jun,GAO Yang,LI Ze-long,et al.Experimental Study on the Uneven Rock Pressure and Its Distribution Applied on a Tunnel Embedded in Geologically Bedding Strata[J].Modern Tunnelling Technology,2006,43(1):12-21.
[8]  XIAO Ming-qing.Study on the Rock Pressure Acting on Shallow Tunnels with Small Spacing[J].Modern Tunnelling Technology,2004,41(3):7-10.
[9]  WU Zhi-jun,SHANG Yue-quan,ZHU Xiang-dong.Study on Construction Process of a Double-arch Shallow Tunnel Sustained Unsymmetrical Pressure[J].East China Highway,2007(1):51-55.
[10]  Beijing Institute of Geological Engineering Survey.The Wolonggang Tunnel Engineering Geology Survey Report Details[R].Beijing:Beijing Institute of Geo-logical Engineering Survey,2008.
[11]  JTG D70—2004,Code for Design of Road Tunnel[S].
[12]  TERVO N.3D Model Tests and Numerical Analyses of Settlements and Earth Pressures Due to Tunnel Excavation[J].Soils and Foundations,1997,37(3):31-42.
[13]  周晓军,高 杨,李泽龙,等.地质顺层偏压隧道围岩压力及其分布特点的试验研究[J].现代隧道技术,2006,43(1):12-21.
[14]  肖明清.小间距浅埋隧道围岩压力的探讨[J].现代隧道技术,2004,41(3):7-10.
[15]  吴志军,尚岳全,朱向东.浅埋偏压连拱隧道施工工艺研究[J].华东公路,2007(1):51-55.
[16]  北京市地质工程勘察院.卧龙岗隧道详细工程地质勘察报告[R].北京:北京市地质工程勘察院,2008.
[17]  JTG D70—2004,公路隧道设计规范[S].
[18]  胥润东,徐林生.并行隧道围岩应力的线弹性分析[J].岩土工程技术,2005,19(3):127-129.
[19]  夏才初,龚建伍,唐 颖,等.大断面小净距公路隧道现场监测分析研究[J].岩石力学与工程学报,2007,26(1):44-50.
[20]  曲海锋,朱合华,蔡永昌.扁平大跨度公路隧道松动荷载计算方法探讨[J].岩土力学,2008,29(4):989-994,1000.
[21]  胡建明.大跨度小净距公路隧道施工监测及围岩稳定性研究[D].重庆:重庆大学,2006.

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