| 下承式混凝土系杆拱桥设计计算中几个有关问题的探讨 |
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| 引用本文： | 卫高红.下承式混凝土系杆拱桥设计计算中几个有关问题的探讨[J].山西交通科技,2013(4):49-51. |
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| 作者姓名： | 卫高红 |
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| 作者单位： | 山西省交通科学研究院,山西太原030006 |
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| 摘 要： | 下承式系杆拱桥是一种无推力的拱式组合体系,外部为静定简支结构,既适用于地基较差的地区,同时也能满足较高的净空要求。主要阐述预应力混凝土系杆拱桥设计中几个容易忽视的问题,借助于一座计算跨径为85 m的混凝土系杆拱桥设计,介绍了拱肋稳定、系杆应力、横梁等的计算和吊杆设计的要点。
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| 关 键 词： | 拱肋 稳定 系杆 柔性吊杆 横梁 计算 |
The Discussion on A Few Related Issues for the Deck Concrete Tied Arch Bridge in Design Calculation |
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| WEI Gao-hong.The Discussion on A Few Related Issues for the Deck Concrete Tied Arch Bridge in Design Calculation[J].Shanxi Science & Technology of Communications,2013(4):49-51. |
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| Authors: | WEI Gao-hong |
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| Institution: | WEI Gao-hong (Shanxi Transportation Research Institute, Taiyuan, Shanxi 030006, China) |
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| Abstract: | For the design of concrete tied arch bridge with a 85m calculation span, this paper mainly analyzed some problems easily to be neglected in the design of prestressed concrete tied arch bridge. It also introduced the calculation of arch rib stability, tie-bar stress, beam and the key points of suspender design. |
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| Keywords: | arch rib stability tie-bar flexible suspender beam calculation |
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