| 钢管混凝土拱肋脱空分类及原因分析 |
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| 引用本文： | 刘益华,黄福伟.钢管混凝土拱肋脱空分类及原因分析[J].交通标准化,2010(14):134-136. |
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| 作者姓名： | 刘益华 黄福伟 |
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| 作者单位： | 1. 重庆市武隆县公路局,重庆,408500
2. 重庆市交通科研设计院,重庆,400067 |
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| 摘 要： | 造成钢管混凝土拱桥的拱助脱空的原因有很多，轴向压力、温度变化、施工方法、法拉盘和加筋环的设计、混凝土配合比和混凝土的收缩徐变等原因都有可能造成拱肋脱空，应从多方面进行总结和分析。
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| 关 键 词： | 混凝土 脱空 原因分析 |
Analysis on Classification and Reasons of Steel Tube Concrete Cavity |
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| LIU Yi-hua,HUANG Fu-wei.Analysis on Classification and Reasons of Steel Tube Concrete Cavity[J].Communications Standardization,2010(14):134-136. |
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| Authors: | LIU Yi-hua HUANG Fu-wei |
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| Institution: | 1.Chongqing Wulong Highway Bureau, Chongqing 408500, China; 2. Chongqing Transportation Research and Design Institute, Chongqing 400067, China) |
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| Abstract: | Concrete arch ribs separation are caused by many reasons, such as the axial pressure, temperature changes, construction method, farah plate and reinforced ring design, concrete mix and concrete shrinkage and creep are all the possible causes of rib separation. We should summarize and analyze it in many aspects. |
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| Keywords: | concrete void reasons analysis |
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