秀山西门桥拓宽改造设计研究与实践

Research and Practice on Widening Design of Ximen Bridge in Xiushan

该文介绍长悬臂拓宽、截面转换加固法在重庆秀山西门桥改造中的应用实践。改造后西门桥通行能力及承载能力均得到大幅提高,既完好保护了原有桥梁的历史文化,又满足了改造后整体风貌和功能提升要求,为中小跨径桥梁保护与拓宽提供了成功范例。目前西门桥已成为国家4A级旅游景区——秀山西街民俗文化景区中最具特色的景观改造工程和标志性建筑。

The article introduces The application practice of long cantilever widening and section conversion reinforcement methods in the Ximen Bridge renovation project in Chongqing.After the renovation,Ximen Bridge's traffic capacity and carrying capacity have been greatly enhanced,preserving the bridge's history and culture,and meeting the requirements of improving the overall look and functional performance as well.It can serve as a successful example for the protection and widening of small and medium span bridges.The reconstructed Ximen Bridge has become one of the national4A-level tourist scenic spots,the most distinctive landscape renovation project and a landmark building in the West Street folk culture scenic spot in Xiushan.