| 连续刚构桥沥青砼桥面铺装病害调查与分析 |
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| 引用本文： | 董玲云,何兆益,余涛.连续刚构桥沥青砼桥面铺装病害调查与分析[J].西部交通科技,2011(11):38-42. |
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| 作者姓名： | 董玲云 何兆益 余涛 |
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| 作者单位： | 重庆交通大学土木建筑学院,重庆,400074 |
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| 基金项目： | 甘肃省交通厅科研项目(2011002); 重庆交通大学研究生创新基金项目(重交10下-2010(下)-5) |
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| 摘 要： | 文章结合连续刚构桥梁自身的受力特点,通过定量分析桥面铺装的病害种类和分布情况,得出裂缝、变形与防水粘结层失效是其铺装层破坏的主要形式,并分析了病害产生的原因,提出以铺装层顶面的横向拉应力和底面剪应力为铺装结构分析的力学控制指标。
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| 关 键 词： | 连续刚构桥 桥面铺装 病害规律 力学指标 |
Analysis and Investigation on the Defects of Continuous Steel Bridge Asphalt Concrete Surface Decoration Layer |
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| DONG Ling-yun,HE Zhao-yi,YU Tao.Analysis and Investigation on the Defects of Continuous Steel Bridge Asphalt Concrete Surface Decoration Layer[J].Western China Communication Science & Technology,2011(11):38-42. |
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| Authors: | DONG Ling-yun HE Zhao-yi YU Tao |
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| Institution: | DONG Ling-yun,HE Zhao-yi,YU Tao(College of Civil Engineering Construction,Chongqing Jiaotong University,Chongqing,400074) |
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| Abstract: | Combined with the mechanic characteristics of continuous steel bridge,the article concludes that crack,deformation and waterproof defect are the major forms of pavement broken through the analysis of defect types and distribution.It also analyzes the cause of defects,and proposes the mechanics index based on transverse tensile stress and shearing strength. |
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| Keywords: | Continuous steel rigid bridge Bridge surface decoration layer Defect principle Mechanics index |
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