| 提高桥梁荷载等级的综合加固技术研究 |
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| 引用本文： | 袁鑫,李学伟,成英才.提高桥梁荷载等级的综合加固技术研究[J].上海公路,2007(1):48-50,54. |
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| 作者姓名： | 袁鑫 李学伟 成英才 |
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| 作者单位： | 1. 长安大学公路学院
2. 东营市公路局 |
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| 摘 要： | 湖北白水港大桥,原设计为汽-20,挂-100的刚架拱桥。为了要将荷载等级提高至公路Ⅰ级,需进行荷载等级提高加固设计;同时,该桥还需进行拓宽改造。介绍了粘贴钢板加固的设计方案及施工工艺,桥面加铺整体钢筋混凝土层以及拓宽改造技术在刚架拱桥加固设计中的综合运用。
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| 关 键 词： | 刚架拱桥 粘钢加固 整体钢筋混凝土层 拓宽改造 桥梁加固 |
| 收稿时间： | 2007-01-19 |
| 修稿时间： | 2007年1月19日 |
Study on Comprehensive Reinforce Technology and Load Carries Grade Exaltation of Bridge |
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| YUAN Xin,LI Xue-wei,CHENG Ying-cai.Study on Comprehensive Reinforce Technology and Load Carries Grade Exaltation of Bridge[J].Shanghai Highways,2007(1):48-50,54. |
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| Authors: | YUAN Xin LI Xue-wei CHENG Ying-cai |
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| Institution: | YUAN Xin LI Xue-wei CHENG Ying-cai |
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| Abstract: | Baishui harbor Bridge of Hubei,originally designed as rigid-framed arch bridges for truck-load 20 and trailer-load-100tons.The enforcement and widen design should be done in order to raise the load carry grade to the highway class I.The techniques plan with steel-bonded strengthening is introduced with construction crafts,the bridge spreaded with reinforced concrete layer and the technique of reformation are applied to the rigid-frame arch bridges, |
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| Keywords: | rigid-frame arch bridge steel-bonded strengthening entire layer of reinforced concrete reformation of widening bridge reinforcement |
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