By discussing the problems involved in the dynamic analysis and design of Yonghe Bridge in Tianjing, the main points and the general procedure of dynamic analysis for a long span cable-stayed bridge is presented in this paper.

• 本文通过天津永和大桥方案论证,技术设计与施工过程中动力分析实践,反映我国大跨度斜张桥动力分析的重点和做法。