| 体外预应力在大跨连续刚构桥加固工程中的应用 |
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| 引用本文： | 曹伟,宋文峰.体外预应力在大跨连续刚构桥加固工程中的应用[J].中南公路工程,2011(5):111-114. |
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| 作者姓名： | 曹伟 宋文峰 |
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| 作者单位： | 湖南省大岳高速公路建设开发有限公司;中煤科工集团重庆设计研究院; |
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| 摘 要： | 以某连续刚构桥加固工程为依托，并进行体外预应力加固设计及加固效果评价，得出了连续刚构桥采用体外预应力加固能显著增大压应力储备、降低主拉应力，并适当恢复结构线形。为同类桥梁加固设计工程提供依据。
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| 关 键 词： | 连续刚构桥 体外预应力 加固 效果评价 |
Application of External Prestressing Technique in Large-Span Continuous Rigid Frame Bridges |
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| CAO Wei,SONG Wenfeng.Application of External Prestressing Technique in Large-Span Continuous Rigid Frame Bridges[J].Central South Highway Engineering,2011(5):111-114. |
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| Authors: | CAO Wei SONG Wenfeng |
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| Institution: | CAO Wei1,SONG Wenfeng2(1.Hunan Dayue Expressway Construction Development Company Ltd,Changsha,Hunan 410000,China,2.China Coal Technology & Enginerring Group,Chongqing Design & Research Institute Chongqing 400016,China) |
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| Abstract: | the continuous rigid-framed bridge externally prestressed strengthening reinforcement the evaluation of shtrenthening effect |
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| Keywords: | the continuous rigid-framed bridge externally prestressed strengthening reinforcement the evaluation of shtrenthening effect |
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