浅论公路旧桥加固改造技术

On reinforcement and reconstruction technology of old highway bridge

通过对旧有梁式桥和双曲拱桥不同部位的受力特征进行分析,分别介绍了针对不同部位的不同加固及改造方法,指出各种方法的优点及适用范围,阐述了各自的施工工艺,以期方便设计和施工时采取合理的加固改造措施。

Based upon analysis of the stress characteristics of different parts of girder bridge and double curved arch bridge various reinforcement and reconstruction methods are introduced according to different parts of bridge.The advantages and application scope of different methods are pointed out as well as their construction technology,in order to provide convenience for design and select proper reinforcement and reconstruction measures.