| 特殊环境下上跨铁路高架桥关键技术应用研究 |
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| 引用本文： | 赵文聘. 特殊环境下上跨铁路高架桥关键技术应用研究[J]. 铁道标准设计通讯, 2015, 0(4): 58-62 |
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| 作者姓名： | 赵文聘 |
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| 作者单位： | 中铁第一勘察设计院集团有限公司 |
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| 摘 要： | 结合嘉闵高架路(春申铁路段)工程设计实例,详细介绍嘉闵高架路(春申铁路段)工程的桥型选择、孔跨布置以及采用的实施"北竹港河道下穿既有沪春铁路扩孔工程+北竹港河中筑岛"方案、"沪杭客运专线两侧桥墩钢盖梁方案"、"桥梁关键施工工艺预设计"、"既有百年低高度T梁桥套箱改造成框架桥方案"及"沪杭客运专线特大桥桥墩承台近距离框架桥基坑围护方案"等关键技术。
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| 关 键 词： | 嘉闵高架路 高架桥 框架桥 基坑围护 |
The application of Key Technologies to Over-crossing Railway Viaduct in Special Environment |
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| ZHAO Wen-pin. The application of Key Technologies to Over-crossing Railway Viaduct in Special Environment[J]. Railway Standard Design, 2015, 0(4): 58-62 |
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| Authors: | ZHAO Wen-pin |
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| Affiliation: | ZHAO Wen-pin;China Railway First Survey and Design Institute Group Ltd.; |
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| Abstract: | With reference to the design of Jia-Min viaduct( Chun-Shen section),this paper addresses the key technologies employed in Jia-Min viaduct( Chun-Shen section),including the selection of bridgetype,the span layout,"Expansion engineering of Beizhugang river-way underpass the existing Hu-Chun railway,building island in Beizhugang river","Steel bent cap girder on both side of Hu-hang passenger dedicated line","Presupposed design of key bridge construction technology","Transformation of the existing low height T beam bridge jacket box into frame bridge " and "Close range foundation pit enclosure of pier and pile cap on Hu-hang passenger dedicated lines". |
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| Keywords: | Jia-Min viaduct Viaduct Frame bridge Foundation pit enclosure |
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