| 通航河道大跨度无支架钢管拱桥施工技术 |
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| 引用本文： | 仲维玲.通航河道大跨度无支架钢管拱桥施工技术[J].铁道建筑技术,2014(2):27-31. |
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| 作者姓名： | 仲维玲 |
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| 作者单位： | 中铁二十局集团有限公司,西安710016 |
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| 摘 要： | 介绍通航河道大跨度无支架钢管拱桥施工技术,包括拱肋、劲性骨架的拼装和整体吊装技术、拱肋混凝土的压注技术、系杆混凝土施工技术、中横梁施工技术以及整个施工过程中拱肋线形的控制技术,可对同类施工提供借鉴。
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| 关 键 词： | 通航河道 大跨度 无支架 钢管拱桥 |
Construction Technology for Large Span Supportless Steel Pipe Arch Bridge over Navigable River |
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| Zhong Weiling.Construction Technology for Large Span Supportless Steel Pipe Arch Bridge over Navigable River[J].Railway Construction Technology,2014(2):27-31. |
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| Authors: | Zhong Weiling |
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| Institution: | Zhong Weiling (China Railway 20th Bureau Group Co. Ltd. , Xi＇an 710016, China) |
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| Abstract: | The paper introduces the construction technology for large span supportless steel pipe arch bridge over navigable river including the arch ribs, the assembly and overall hoisting of stiff skeleton, pressure concrete pouring of arch rib, tie bar concrete technique, middle beam construction technology, the curve control of middle arch in the whole process. It can provide reference for similar project. |
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| Keywords: | navigable river large span supportless steel pipe arch bridge |
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