| 大跨径斜拉桥前支点挂篮改造设计探讨 |
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| 引用本文： | 陈云辉,陈博文. 大跨径斜拉桥前支点挂篮改造设计探讨[J]. 西部交通科技, 2014, 0(1): 26-31,78 |
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| 作者姓名： | 陈云辉 陈博文 |
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| 作者单位： | 广西壮族自治区公路桥梁工程总公司,广西南宁530001 |
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| 摘 要： | 文章结合针鱼岭大桥工程实例,介绍了大跨径斜拉桥前支点挂篮的改造设计方法,并通过Midas Fea有限元软件对改造后的挂篮系统进行计算分析,验证了该大跨径斜拉桥前支点挂篮的安全性及稳定性,同时提出了挂篮改造注意事项,为前支点挂篮改造设计与施工提供参考。
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| 关 键 词： | 大跨径斜拉桥 前支点挂篮 改造设计 结构安全 |
Discussions on Front-fulcrum Hanging Basket Reconstruction Design of Large-span Cable-stayed Bridges |
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| CHEN Yun-hui,CHEN Bo-wen. Discussions on Front-fulcrum Hanging Basket Reconstruction Design of Large-span Cable-stayed Bridges[J]. Western China Communication Science & Technology, 2014, 0(1): 26-31,78 |
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| Authors: | CHEN Yun-hui CHEN Bo-wen |
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| Affiliation: | (Guangxi Road and Bridge Engineering Corporation, Nanning, Guangxi, 530001 ) |
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| Abstract: | In combination with the practical engineering example of Zhenyu Ridge Bridge,this article described the reconstruction design method of front-fulcrum hanging basket for long-span cable-stayed bridges,and through Midas Fea finite element software,it conducted the calculation and analysis for the hanging basket system after the reconstruction, it vedfied the safety and stability of front-fulcrum hanging basket for long-span cable-stayed bridges, and proposed the precautions dudng hanging basket reconstruction,thereby providing the reference for the design and construction of front-fulcrum hanging basket reconstruction. |
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| Keywords: | Large-span cable-stayed bddge Front-fulcrum hanging basket Reconstruction design Structural safety |
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