In the paper,based on the design of dongwan shuidao bridge,the space model is erected to analysis to analysis the s tructural behavior of the concrete filled steel tube through tied frame arch bri dge with large span.

• 以东莞大汾北水道桥设计为研究对象 ,采用有限元程序 ansys建立全桥空间计算模型 ,分析大跨度钢管混凝土系杆拱的受力特性。