After a period of service time, the moment rigidity of the stiffeningbeam for a suspended bridge will be impaired under the wind load, which will lead to the structural damage.
悬索桥服役一段时间以后，在风荷载的作用下将造成主要构件加劲梁抗弯刚度的削弱进而导致结构损伤。
2
A vertical stiffening rib joint is suitable for rectangular steel tube column with smaller section to H-beam connection.