| 原址扩建既有线箱型桥施工方案 |
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| 引用本文： | 石舒.原址扩建既有线箱型桥施工方案[J].铁路工程造价管理,2006,21(2):49-53. |
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| 作者姓名： | 石舒 |
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| 作者单位： | 杭州地方铁路开发公司,浙江,杭州,310007 |
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| 摘 要： | 1工程概况杭州市余杭区迎宾路立交桥工程是既有道路扩建项目。迎宾路北起藕花洲大街,南至人民大道,是连接临平与杭州的主要干道。原道路在沪杭线K177 484处采用5 m 9 m 5 m 3孔箱型立交桥下穿既有铁路,此次拓宽工程须将既有三孔箱型立交桥全部顶出废除,重新顶进施工5m 12m 12m
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| 关 键 词： | 既有线 桥涵 扩建 施工 便梁 |
| 文章编号： | 1007-9890(2006)02-0049-05 |
| 收稿时间： | 11 24 2005 12:00AM |
| 修稿时间： | 2005年11月24 |
Construction scheme of existing box girder bridges with original site expansion |
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| SHI Shu.Construction scheme of existing box girder bridges with original site expansion[J].Railway Engineering Cost Management,2006,21(2):49-53. |
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| Authors: | SHI Shu |
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| Abstract: | In the extension and reconstruction ot box culverts on operating lines, the flexible use of construction auxiliary girders and reasonable arrangement of work process play a key role in shortening the train speed restriction time, reducing as far as possible the disturbance of construction on operation and ensuring construction safety and engineering quality. |
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| Keywords: | Existing line bridge and culvert extension construction auxiliary girder |
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