不中断交通实施铰接板桥加固的研究

A study on the strengthening of the hinged voided slab bridge to be corried out under the condition of in the case of open to traffic

在分析铰接板铰缝破坏原因的基础上 ,提出了不中断交通实施铰接板桥加固的方案 ,其中包括剪力钢筋法和横向预应力法 ,并给出剪力钢筋法的加固效果。

According to the analysis on the factors causing damage of the hinge joints in hinged voided slab bridges, this article put forward to the plans for strengthening of a bridge under the condition of open to traffic, which include the shear steel and transversly prestressing mothods, and it gives the result evaluation for using the shear steel method.\;