| 在役箱形拱桥现有承载能力安全评估研究 |
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| 引用本文： | 周亭林,邓小康,李丽琳.在役箱形拱桥现有承载能力安全评估研究[J].西部交通科技,2014(5):48-52. |
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| 作者姓名： | 周亭林 邓小康 李丽琳 |
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| 作者单位： | [1]广西交通科学研究院,广西南宁530007 [2]武汉市市政工程质量监督站,湖北武汉430015 |
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| 摘 要： | 文章以箱形拱式旧桥为研究对象,以桥梁现行荷载标准与量测实际状况为计算依据,采用有限元分析软件Midas/Civil建立平面杆系模型,计算分析该旧桥结构现有承载能力,判定桥梁的安全工作状态。
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| 关 键 词： | 箱形拱桥 内力 有限元模型 极限状态 验算系数 |
Safety Assessment Studies on Current Carrying Capacity of In-service Box-type Arch Bridges |
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| ZHOU Ting-lin,DENG Xiao-kang,LI Li-lin.Safety Assessment Studies on Current Carrying Capacity of In-service Box-type Arch Bridges[J].Western China Communication Science & Technology,2014(5):48-52. |
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| Authors: | ZHOU Ting-lin DENG Xiao-kang LI Li-lin |
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| Institution: | 1. Guangxi Transportation Research Institute, Nanning, Guangxi, 530007; 2. Wuhan Municipal Engineering Quality Supervision Station,Wuhan, Hubei ,430015) |
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| Abstract: | With the old box-shaped arch bridge as the study object,and with the existing bridge loading standards and actual situation measurement as calculation basis, this article established the plane truss model by using the finite element analysis software Midas/Civil, calculated and analyzed the existing carrying capacity of this old bridge structure,and determined the safe operating state of the bridge. |
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| Keywords: | Box-type arch bridge Internal force Finite element model Limit state Checking coefficient |
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