Initial analysis of temporary bridge reinforcement scheme in construction of Chang-Yuan line Hongqi Bridge

To meet the transportation needs of concrete in construction site, a temporary bridge should be constructed near the upper reaches of 8~9# pillar place in construction of the 1# bridge reposes left line in Niekou approach span in the north of the Changjiang river of Tianxingzhou bridge.

Combined with the construction practice,from five aspects,the paper analyzed the technical plan of erecting auxiliary bridge in the tunnel for reference.

The research on design and construction scheme of old Feihe River temporary steel bridge shows that the design scheme is successful.

This article took temporary steel bridge for traffic organization during construction in the first stage of under—construction Nanjing Metro Line 2.

This paper presents the application of temporary steel bridge as the access of construction machineries and vehicles.

Design analysis of steel temporary bridge of Xinjiekou metro;

A new way that both steel temporary bridge supported by the primary piers and the simple-supported beam bridge work together to bear the heavy loa.

With Wajingou 2# Bailey beam steel temporary bridge in Jiangbian Power Station as the design and construction example,it is introduced the practical structure and the mechanical checking of the steel temporary bridge which is mainly used for transporting ballast piling in the tunnels.