| 跨既有铁路单孔128m竖曲线箱梁顶推施工技术 |
| |
| 引用本文： | 李小和.跨既有铁路单孔128m竖曲线箱梁顶推施工技术[J].铁道建筑技术,2012(8):8-12. |
| |
| 作者姓名： | 李小和 |
| |
| 作者单位： | 中国中铁六局集团有限公司,北京,100036 |
| |
| 摘 要： | 竖曲线混凝土梁顶推施工很少见,北京市通顺路改建工程跨越京承铁路设计采用单孔128 m系杆拱,位于R2 300 m的竖曲线上。结合该桥的施工实践,介绍了单孔128 m竖曲线箱梁顶推施工技术特点和关键施工技术。
|
| 关 键 词： | 跨既有铁路 竖曲线箱梁 顶推 施工 |
Jacking Construction Technology of Single Hole 128 m Vertical Curve Box Beam across Existing Railway |
| |
| Li Xiaohe.Jacking Construction Technology of Single Hole 128 m Vertical Curve Box Beam across Existing Railway[J].Railway Construction Technology,2012(8):8-12. |
| |
| Authors: | Li Xiaohe |
| |
| Institution: | Li Xiaohe ( China Railway 6th Group Bureau Co. Ltd. , Beijing 100036, China) |
| |
| Abstract: | Vertical curve concrete girder is rarely seen, Tongshun Road reconstruction work in Beijing across Beijing-Chengde Railway design uses a 128 m single hole tied arch located in the R2 300 m vertical curve. Combined with the bridge＇s construction practice, the paper introduces the characteristics and key construction technology of the single hole 128 m vertical curve box beam jacking construction technology. |
| |
| Keywords: | across existing railway curve box girder jacking construction |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
