| 宛坪高速公路下穿宁西铁路框架桥施工技术 |
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| 引用本文： | 刘峰.宛坪高速公路下穿宁西铁路框架桥施工技术[J].国防交通工程与技术,2008,6(2):46-49. |
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| 作者姓名： | 刘峰 |
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| 作者单位： | 中铁二十局集团第四工程有限公司,山东,青岛,266061 |
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| 摘 要： | 结合宛坪高速公路宁西铁路分离立交工程施工实际，将原顶进方案变更为架空明挖现浇方案，介绍了线路的架空、基坑开挖及框架梁现浇等施工关键技术，进行了相关的分析验算。实践表明该施工方案具有安全可靠、进度加快、施工方便等优点。
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| 关 键 词： | 框架桥 线路架空 明挖基坑 |
| 文章编号： | 1672-3953(2008)02-0046-04 |
| 修稿时间： | 2007年11月23 |
Construction Technology for the Framed Bridge of the Wan Ping Expressway Under-passing the Ning-Xi Railway |
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| Liu Feng.Construction Technology for the Framed Bridge of the Wan Ping Expressway Under-passing the Ning-Xi Railway[J].Traffic Engineering and Technology for National Defence,2008,6(2):46-49. |
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| Authors: | Liu Feng |
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| Institution: | Liu Feng(No.4 Engineering Co. Ltd.,the 20th Bureau Group,the Railway Building Corporation of China,Qingdao 266061,China) |
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| Abstract: | With the flyover project of the Wan Ping Expressway under-passing the Ning-Xi Railway, in which case the originally chosen jacking-in construction plan has been changed into the overhead-open-cut-and-cast-in place construction plan, as a practical example,the key construction techniques for the overhead-line construction, the open-cut constriction of foundation pits, and the cast-in-place construction of the framed girders are presented in the paper,with the corresponding checking calculations and analyses ... |
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| Keywords: | framed bridge overhead lines open-cut pit |
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