| 基于管片错台的通缝拼装盾构隧道纵向变形安全评估 |
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| 引用本文： | 李翔宇,王志良,刘铭,李明宇.基于管片错台的通缝拼装盾构隧道纵向变形安全评估[J].现代隧道技术,2011(6). |
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| 作者姓名： | 李翔宇 王志良 刘铭 李明宇 |
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| 作者单位： | 同济大学地下建筑与工程系,上海,200092 |
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| 摘 要： | 以上海软土地区通缝拼装地铁盾构隧道为研究对象,根据隧道管片环缝接头处的详细构造,对管片错台模式下的隧道纵向变形进行了研究,建立了隧道纵向结构变形安全评估方法,确定了相应的控制准则和评估流程,形成了一套隧道结构纵向变形的安全评估体系.
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| 关 键 词： | 盾构隧道 通缝拼装 纵向变形 管片错台 安全评估 |
Safety Assessment of Longitudinal Deformation of a Shield-Driven Tunnel with a Straight Joint Based on Segment Dislocation |
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| Li Xiangyu
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Wang Zhiliang
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Liu Ming
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Li Mingyu.Safety Assessment of Longitudinal Deformation of a Shield-Driven Tunnel with a Straight Joint Based on Segment Dislocation[J].Modern Tunnelling Technology,2011(6). |
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| Authors: | Li Xiangyu Wang Zhiliang Liu Ming Li Mingyu |
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| Institution: | Li Xiangyu Wang Zhiliang Liu Ming Li Mingyu(Department of Geotechnical Engineering,Tongji University,Shanghai 200092,China) |
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| Abstract: | Using a shield-driven metro tunnel with a straight joint in Shanghai soft soil as a case study,longitudinal deformation based on segment dislocation is analyzed with a detailed view of the ring joint of the tunnel segment.A safety assessment method,control criteria and assessment process are proposed,forming a safety assessment system for tunnel longitudinal deformation. |
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| Keywords: | Shield-driven tunnel Erecting with straight joint Longitudinal deformation Segment dislocation Safety assessment |
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