| 公轨合建系杆拱桥荷载试验与计算分析 |
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| 引用本文： | 黄晓彬,郑翀.公轨合建系杆拱桥荷载试验与计算分析[J].上海公路,2008(4). |
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| 作者姓名： | 黄晓彬 郑翀 |
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| 作者单位： | 1. 同济大学桥梁工程系
2. 上海市市政工程设计研究院 |
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| 摘 要： | 上海市轨道交通六号线赵家沟大桥主桥为城市轨道交通与道路交通合建的铁路公路两用桥，桥梁型式为下承式钢筋混凝土双提篮系杆拱桥。通过对该桥进行静、动载试验，结合理论计算分析，从桥梁结构静动载作用下的结构变位、应力、冲击系数以及振动特性等诸方面分析结构在荷载作用下的实际工作状态，确定结构的承载能力，并对设计理论的准确性和施工质量进行验证。
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| 关 键 词： | 铁路公路两用桥 系杆拱桥 荷载试验 结构评定 |
Load Test and Calculation Analysis of a Rail-cum-Road Tied Arch Bridge |
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| HUANG Xiao-bin,ZHENG Chong.Load Test and Calculation Analysis of a Rail-cum-Road Tied Arch Bridge[J].Shanghai Highways,2008(4). |
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| Authors: | HUANG Xiao-bin ZHENG Chong |
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| Institution: | HUANG Xiao-bin ZHENG Chong |
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| Abstract: | :The main span of Zhaojiagou bridge of shanghai rail transit line 6 is a through type tied arch bridge with double X-arch for both use of urban rail transit and road traffic.After static and dynamic load test,theoretical analysis including structural deforma- tion,stress,impact coefficient and vibration characteristics is undertaken.The bearing capacity of the structure is gained,and the design theory and the quality of construction are verified. |
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| Keywords: | rail-cum-road bridge tied arch bridge load test structural evaluation |
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