| 近接基坑的地铁区间大断面隧道施工力学分析 |
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| 引用本文： | 梁志勇.近接基坑的地铁区间大断面隧道施工力学分析[J].北方交通,2008(9). |
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| 作者姓名： | 梁志勇 |
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| 作者单位： | 辽宁交通勘测设计院,沈阳,110005 |
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| 摘 要： | 以沈阳地铁建设工程实际为背景,针对近距基坑对地铁隧道施工的影响问题,采用数值模拟方法,通过计算不同施工顺序及不同近接距离时的大断面隧道初期支护内力,分析近接基坑对大断面隧道开挖的影响程度,并提出相应的隧道加固措施。
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| 关 键 词： | 基坑 隧道 影响 数值模拟 |
Analysis of Mechanics for Construction of Major Section Tunnel at Interval of Subway Proximal to Foundation Ditch |
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| Authors: | LIANG Zhi-yong |
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| Institution: | LIANG Zhi-yong |
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| Abstract: | As background with reality of Shenyang subway building engineering,aiming at influence of proximal foundation ditch on construction of subway tunnel,adopting the numerical simulation as well as in accordance with calculation of bracing internal force of major section tunnel at initial stages in different construction order and close proximity,the paper analyzes extent of the foundation ditch influence on tunnel exacavtion and proposes appropriate strengthening measures. |
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| Keywords: | Foundation ditch Tunnel Influence Numerical simulation |
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