buckstay

To assure alignment smoothness and inner pressure suiting the requests of the design,when upper structure placing in closure section ,we use rigid bracing beam to connect two neighbouring cantilever end.

风陵渡公路黄河大桥采用悬壁浇筑法施工的连续箱梁，上部结构在合拢段浇筑时，为保证合拢段的线形顺适和内力分布满足设计要求，采用刚性支撑梁将两相邻悬臂端连接。