| 南钦铁路三岸邕江特大桥连续钢桁拱架设关键技术 |
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| 引用本文： | 宋小三,徐恭义.南钦铁路三岸邕江特大桥连续钢桁拱架设关键技术[J].水运科技信息,2012(2):39-42. |
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| 作者姓名： | 宋小三 徐恭义 |
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| 作者单位： | [1]中铁大桥局设计分公司,武汉430050 [2]中铁大桥勘测设计院,武汉430050 |
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| 摘 要： | 针对南钦铁路三岸邕江特大桥连续钢桁拱悬臂架设中的技术难点,通过采用新型的边跨压重形式、挂索计算修正公式以及边墩顶落梁的中跨合龙等解决方法,南钦铁路三邕江特大桥得以顺利合龙。
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| 关 键 词： | 南钦铁路 连续钢桁拱 悬臂架设 中跨合龙 |
Erection Method of Continuous Steel Truss Arch of Nanqin Railway San＇an Yongjiang Bridge |
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| Song Xiaosan,Xu Gongyi.Erection Method of Continuous Steel Truss Arch of Nanqin Railway San＇an Yongjiang Bridge[J].Transportation Science & Technology,2012(2):39-42. |
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| Authors: | Song Xiaosan Xu Gongyi |
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| Institution: | 1.China Zhongtie Major Bridge Engineering Group Co.,Ltd.,Wuhan 430050,China; 2.China Railway Major Bridge Reconnaissance ＆ Design Institute Co.,Ltd.,Wuhan 430050,China) |
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| Abstract: | Aiming at the technical difficulties of continuous steel truss arch cantilever erection of the San＇an Yongjiang Bridge,the paper used the methods such as ballast on side span,modified formula of hanging cables and locating the beams on end pier top for midspan closing. |
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| Keywords: | nanqin railway continuous steel truss arch cantilever erection midspan closing |
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