Through comparative study of hingeless arch bridge , two-hingedarch bridge and three-hingedarch bridge, the influence of connection condition of arch on mechanical condition is discussed.
通过无铰拱、双铰拱、三铰拱的体系对比分析，讨论分析了拱自身连接条件对结构受力形态的影响；
2
In this paper a nonlinear dynamic analysis of a three-hinged-arch subjected to the ground explosive wave obtained from a testing site is described. The results are in accord with visual investigation.