Analysis:

Brief introduction of Guangzhou bridge

Guangzhou Bridge1985165438+10 was completed and put into use in October. The total length of the bridge is 979.04m, the width of the bridge is 24m, the design load is -20, and the checking load is-100. It consists of a main bridge, a temporary bridge and an approach bridge. The main bridge spans the main channel of the Pearl River. The upper structure is a three-span concrete continuous box girder, and the lower part is a reinforced concrete pier and open caisson foundation. The auxiliary bridge spans the Pearl River auxiliary waterway, and the superstructure is a two-span and three-span prestressed concrete continuous beam. The superstructure of the approach bridge is composed of prestressed concrete simply supported T-beam bridge with a span of 30m and ordinary reinforced concrete simply supported T-beam bridge with a span of 15m. Bent piers and bored piles are used in the substructure of auxiliary bridge and approach bridge.