| 广州市南沙区洪奇沥第二大桥加固设计 |
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| 引用本文： | 姜海波,宁平华,王定文.广州市南沙区洪奇沥第二大桥加固设计[J].世界桥梁,2008(2):60-62. |
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| 作者姓名： | 姜海波 宁平华 王定文 |
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| 作者单位： | 1. 广东工业大学建设学院,广东,广州,510006
2. 广州市市政工程设计研究院,广东,广州,510060 |
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| 摘 要： | 广州洪奇沥第二大桥主桥采用体外预应力法加固主桥箱梁,增大截面法加固主桥主墩,介绍其加固设计情况。通过计算分析说明,该加固法可以达到恢复桥梁承载力的目的。
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| 关 键 词： | T形刚构 体外预应力 桥梁加固 |
| 文章编号： | 1671-7767(2008)02-0060-03 |
| 修稿时间： | 2007年10月15 |
Strengthening Design of the Second Hongqili Bridge in Nansha District, Guangzhou City |
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| JIANG Hai-bo,NING Ping-hua,WANG Ding-wen.Strengthening Design of the Second Hongqili Bridge in Nansha District, Guangzhou City[J].World Bridges,2008(2):60-62. |
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| Authors: | JIANG Hai-bo NING Ping-hua WANG Ding-wen |
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| Abstract: | The box girder and main piers of the main bridge of the Second Hongqili Bridge in Nansha District,Guangzhou City were strengthened respectively by the external prestressing method and enlarged cross section method.In this paper,the strengthening design of the girder and piers of the Bridge is presented and the calculation and analysis indicate that the methods as mentioned can realize the goal of restoring the carrying capacity of the Bridge. |
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| Keywords: | T-frame structure external prestressing bridge strengthening |
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