| 深圳地铁隧道邻接问题施工力学行为研究 |
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| 引用本文： | 张会刚,姜志玲,章玉伟.深圳地铁隧道邻接问题施工力学行为研究[J].路基工程,2010,0(4):113-115. |
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| 作者姓名： | 张会刚 姜志玲 章玉伟 |
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| 作者单位： | 1.中铁二院成都地勘岩土工程有限责任公司，成都610031 |
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| 摘 要： | 针对深圳地铁2号线新建隧道邻接既有地铁隧道工程，利用FLAC3D软件进行有限元数值模拟施工力学行为研究，探讨了施工过程地层应力的变化幅度及影响范围、结构内力及结构安全性，提出了确保新建隧道施工和既有隧道运营安全的措施和建议，为隧道交叉段监控量测系统的设计、施工方案的优化及安全控制提供依据。
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| 关 键 词： | 新建隧道 邻接施工 既有隧道 力学行为 数值模拟 |
| 收稿时间： | 2019-11-12 |
Study on Mechanical Behavior of Adjacent Tunnel Construction in Shenzhen Metro |
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| Authors: | ZHANG Hui-gang JIANG Zhi-ling ZHANG Yu-wei |
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| Institution: | 1.Geological Survey and Geotechnical Engineering Limited Liability Company,China Railway Eryuan Engineering Group Co.,Ltd,Chengdu 610031,China;2.School of Electrical Engineering,Southwest Petroleum University,Chengdu 610500,China;3.Subway Railway Design Institute,China Railway Eryuan Engineering Group Co.,Ltd,Chengdu 610031,China) |
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| Abstract: | For the newly-built tunnel construction adjacent to the existing metro tunnel in No.2 Line of Shenzhen Metro,mechanical behavior of finite element numerical simulation is studied with FLAC3D software to explore the range of variation and influence of strata stress,structural inner force and structural safety during construction,and put forward the measures and suggestions for new tunnel construction and the existing tunnel safe operation,which provides basis for monitoring system design,construction program optimization and safety control in cross section of tunnel. |
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| Keywords: | newly-built tunnel adjacent tunnel construction existing tunnel mechanical behavior numerical simulation |
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