| 140m跨钢筋混凝土箱拱缆索吊装设计及施工技术 |
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| 引用本文： | 袁培国.140m跨钢筋混凝土箱拱缆索吊装设计及施工技术[J].铁道建筑技术,2012(8):4-7,53. |
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| 作者姓名： | 袁培国 |
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| 作者单位： | 中国铁建十四局集团有限公司,济南,250014 |
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| 摘 要： | 永春河大桥位于云南省迪庆州维西县境内,横跨永春河,桥位处地形陡峭,设计主跨为1×140 m钢筋混凝土箱形拱。经方案比选,主跨箱拱施工采用分段预制,缆索吊分段吊装合龙。介绍了缆索吊的设计及箱拱吊装施工技术。
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| 关 键 词： | 大跨箱形拱桥 缆索吊 吊装设计 施工技术 |
Design and Construction of Cable Hoisting of 140 m Span Reinforced Concrete Box Arch |
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| Yuan Peiguo.Design and Construction of Cable Hoisting of 140 m Span Reinforced Concrete Box Arch[J].Railway Construction Technology,2012(8):4-7,53. |
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| Authors: | Yuan Peiguo |
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| Institution: | Yuan Peiguo(China Railway 14th Bureau Group Co.Ltd.,Jinan 250014,China) |
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| Abstract: | Yongchun River Bridge is located in Weixi County,Diqing,Yunnan across the Yongchun River in steep terrain.The main span is designed as the 1×140 m main span reinforced concrete box arch.Through scheme comparison,precast segments,cable crane segmental hoisting closure are used for the main span box arch construction.The paper introduces the design of cable crane hoisting and the construction technology of the box arch. |
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| Keywords: | big span box arch bridge cable crane hoisting design construction techniques |
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