某高速公路航道桥船撞事故后的抢修及加固

Rush-repair and Reinforcement after Ship-bridge Collision Accident in a Expressway Channel Overpass

航道桥船撞事故时有发生,危害较大,因此快速抢通和事故后处理尤为重要。结合某航道桥船撞事故后的抢修及加固,介绍了桥梁快速抢通的临时加固措施、受损桥梁的拆除和吊装以及旧梁换新梁的过程。通过相关措施处理后,根据监测结果,采用的桥梁临时加固措施以及受损梁段更换方案能够满足大桥营运安全,达到了预期目的,为同类事故后处理提供了实践经验。

Ship collision accidents of channel overpass bridge have been occurred frequently and great damages have been caused.Therefore,it is very important to repair and deal with the accidents quickly.Being combined with rush-repair and bridge reinforcement of a channel overpass bridge after the ship collision accident,in the paper,the whole process of temporary reinforcement measures,demolition and hoisting of the damaged bridge and replacing the old beam with new ones has been introduced.Through the relevant measures and being according to the monitoring results,the scheme of the rush-repair and the temporary reinforcement measures and replacing the old beam with new ones could meet the operation safety of the bridge,which has shown that the scheme has achieved the expected purpose and which could provide reference for similar accidents.