By referring to the construction of Tianjin Light Railway, the coupled vibration of the train-bridge systems is analyzed taking into account the influence of the soil-structure interaction (SSI) .

• 列车提速加剧了车桥系统的耦合振动,为此结合天津轻轨工程分析了考虑土-结构相互作用(SSI)效应的车桥系统的耦合振动。