| 客运专线跨越交通干道框构桥施工中门式支架搭设方案与受力检算 |
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| 引用本文： | 肖冲.客运专线跨越交通干道框构桥施工中门式支架搭设方案与受力检算[J].铁道建筑技术,2010(12):20-23. |
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| 作者姓名： | 肖冲 |
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| 作者单位： | 中铁六局集团有限公司,北京100036 |
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| 摘 要： | 石太客运专线跨越市内主要交通干道,既有框构桥两侧需要加宽,交通部门不允许断交施工。结合和平西路框构桥施工实例,论述了市区内不断交施工中门式支架的搭设方法及受力验算。施工中通过采取技术措施,既保证了公路正常通行,又保证了框构桥施工顺利进行。
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| 关 键 词： | 框构桥 支架搭设 受力检算 |
Portal Bracket Erection Scheme and Stress Check-up in Construction of PDL Crossing Frame Bridges |
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| Xiao Chong.Portal Bracket Erection Scheme and Stress Check-up in Construction of PDL Crossing Frame Bridges[J].Railway Construction Technology,2010(12):20-23. |
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| Authors: | Xiao Chong |
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| Institution: | Xiao Chong (China Railway 6(th) Bureau Group Co.Ltd.,Beijing 100036,China) |
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| Abstract: | Shijiazhuang-Taiyuan PDL crosses the main traffic roads in the city.Two sides of the frame bridges need to be widened,while the transportation departments do not allow affection of the normal transportation.Combined with the construction practice of Heping West Road frame bridge,this paper elaborates the erection method and stress check-up of portal brackets in such situation.With relevant technical measures in construction,both the normal road transportation and the smooth frame bridge construction are guaranteed. |
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| Keywords: | frame bridge bracket erection stress check-up |
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