| 预应力法加固旧桥的技术分析 |
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| 引用本文： | 魏书华,梁忠宝.预应力法加固旧桥的技术分析[J].河北工业科技,2007,24(1):40-42. |
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| 作者姓名： | 魏书华 梁忠宝 |
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| 作者单位： | 河北科技大学校园规划与建设处,河北石家庄,050018 |
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| 摘 要： | 阐述了桥梁加固的意义、特点及常用方法。对常用的预应力拉杆加固钢筋混凝土梁板法进行了分类介绍,重点介绍了桥梁上部结构加固中的预应力加固方法及其计算理论,以T型梁为例,介绍了补强拉杆的截面计算方法。
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| 关 键 词： | 旧桥 加固 预应力 计算 |
| 文章编号： | 1008-1534(2007)01-0040-03 |
| 修稿时间： | 2006年1月10日 |
Technical analysis of reinforcing old bridge with pre-stress method |
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| WEI Shu-hua,LIANG Zhong-bao.Technical analysis of reinforcing old bridge with pre-stress method[J].Hebei Journal of Industrial Science & Technology,2007,24(1):40-42. |
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| Authors: | WEI Shu-hua LIANG Zhong-bao |
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| Abstract: | This paper described the significance,the characteristics and usual methods of bridge reinforcing.It classified the methods of ordinary pre-stressed reinforcement in concrete beams and slabs,and mainly introduced the method and the calculation theory in superstructure reinforcing.Further,an example of T-type beam was given to present the cross section calculation of a reinforcing pole. |
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| Keywords: | old bridge reinforce pre-stress calculation |
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