城市人行天桥旧桥再利用方案设计及应用  

Design and Application of Reuse Scheme for Old Bridge of Urban Pedestrian Bridge

作　　者：陈泉杜 CHEN Quandu(CCCC Highway Consultants(Xiamen)Co.,Ltd.,Xiamen 361000)

机构地区：[1]中交公路规划设计院(厦门)有限公司,福建厦门361000

出　　处：《福建建筑》2025年第2期100-103,共4页Fujian Architecture & Construction

摘　　要：以厦门某通道两座城市人行天桥改造工程为例,探讨城市人行天桥旧桥上部主梁结构再利用的可行性。根据总体规划设计,厦门某通道主体隧道工程施工完成后,拟在原桥位重新建设人行天桥。为了避免造成不必要的浪费,考虑原桥上部主梁结构予以加固利用。经计算,主梁上部结构各项指标均满足规范要求,结构安全可靠,其有关经验可为今后同类型的工程提供借鉴参考。This paper takes the reconstruction project of two urban footbridges in a channel of Xiamen as an example,The feasibility of reusing the upper main beam structure of the old urban pedestrian bridge is discussed.According to the overall planning and design,after the construction of the main tunnel project of a channel in Xiamen,it is planned to rebuild the pedestrian bridge at the original bridge site,in order to avoid unnecessary waste,the upper main beam structure of the original bridge is considered for reinforcement and utilization.After calculation,the indexes of the upper structure of the main beam meet the requirements of the specification,and the structure is safe and reliable.The relevant experience can provide reference for similar projects in the future.

关 键 词：城市人行天桥 原位还建 旧桥再利用 结构安全 承载能力 

分 类 号：TU997[建筑科学—市政工程]