航道整治过程中的连续刚箱梁拆除施工技术

摘要:

因运河航道整治升级，老桥因主桥跨径和通航净空不满足要求，需拆除重建。为保证航道的通航需求，采用拆桥挂篮配合钢管支架进行上部结构的拆除作业，简单迅速完成连续箱梁的拆除施工

Abstract:

Due to the renovation and upgrading of the canal channel, the old bridge needs to be demolished and rebuilt because the span and navigation clearance of the main bridge do not meet the requirements. In order to ensure the navigation demand of the channel, the bridge removal hanging basket is used to cooperate with the steel pipe support for the demolition of the superstructure, and the demolition construction of the continuous box girder is completed simply and quickly