By the case study of the Zhuzhou Xiang River Bridge,techniques are introduced to consolidate the prestress trunk beams and repair their cracks for the guidance of construction of the kind.

• 通过株洲湘江公路大桥预应力箱形梁梁体加固及裂缝处理工程施工实例,简要介绍桥梁梁体加固及裂缝处理施工技术,可供类似加固工程参考。