Research on Urban Rail Transit Bridge

 Chuan Tian

School of Civil Engineering，Chongqing Jiaotong University，Chongqing，china,400074

Abstract: Simply supported prestressed hollow slab bridge is one of the common bridge types. Based on the investigation, this paper summarizes the possible diseases of the simply supported prestressed hollow slab bridge, classifies all the diseases, and analyzes the causes of the disease. Through the study of the causes of the disease, access to relevant literature to find out the feasible treatment measures, for the future of pre-stressed hollow slab bridge maintenance and reinforcement to provide a certain reference.

Keywords: Simply supported hollow slab; disease; treatment method