| 高速铁路常用跨度抢修梁施工技术 |
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| 引用本文： | 高光品.高速铁路常用跨度抢修梁施工技术[J].世界桥梁,2019,47(1):22-25. |
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| 作者姓名： | 高光品 |
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| 作者单位： | 中铁大桥局集团新建京张铁路五标项目部,河北怀来,075400 |
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| 摘 要： | 京张高铁官厅水库特大桥两侧边孔设计成32m简支钢-混组合梁,模拟高速铁路常用跨度抢修梁设计。该结合梁与高速铁路常用跨度32m双线预应力混凝土箱梁截面高度、宽度相同,设计为双箱单室截面。钢结构部分采用工厂分块加工,运至现场后采用履带吊机原位支架拼装。分块连接采用栓焊结合的方式,顶面板采用焊接连接,其余部分连接采用栓接。钢筋混凝土桥面板采用现场浇注法施工。2孔32m钢-混组合梁用时1个月架设完成。
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| 关 键 词： | 京张高铁 钢-混组合梁 抢修梁 分块加工 支架拼装 吊装 焊接 栓接 |
Construction Techniques for Repair Beams with Common Length for High-Speed Railway |
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| GAO Guang-pin.Construction Techniques for Repair Beams with Common Length for High-Speed Railway[J].World Bridges,2019,47(1):22-25. |
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| Authors: | GAO Guang-pin |
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| Institution: | (The Fifth Section of Project Department of Beijing-Zhangjiakou High-Speed Railway,China Railway Major Bridge Engineering Group Co.,Ltd.,Huailai 075400,China) |
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| Abstract: | GAO Guang-pin(The Fifth Section of Project Department of Beijing-Zhangjiakou High-Speed Railway,China Railway Major Bridge Engineering Group Co.,Ltd.,Huailai 075400,China) |
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| Keywords: | Beijing-Zhangjiakou High-Speed Railway steel-concrete composite beam repair beam block by block fabrication assembly on scaffoldings lifting and assembly welding bolting |
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