公路桥梁养护和加固维修技术应用  

Application of Highway Bridge Maintenance and Reinforcement Technology

作　　者：姬利君 JI Lijun(Jiaozuo City Highway Administration Bureau Planning survey and design Institute 454000,China)

机构地区：[1]焦作市公路管理局规划勘察设计院,河南焦作454000

出　　处：《河南水利与南水北调》2024年第12期47-49,共3页Henan Water Resources & South-to-North Water Diversion

摘　　要：为了提升中国公路桥梁养护与加固维修技术水平,满足日益增长的交通需求,确保桥梁结构安全与经济性,文章致力于探讨公路桥梁养护和加固维修技术的有效应用。以多座典型公路桥梁为研究对象,通过现场调研、材料性能测试、结构分析等手段,对桥梁的病害类型、成因进行深入分析,并提出了相应的养护与加固维修方案。具体包括表面处治、裂缝修补、预应力加固、体外预应力加固等多种技术的应用研究。研究发现,针对不同桥梁病害,采取相应的养护与加固维修技术能够有效提升桥梁的承载能力与耐久性。为公路桥梁养护和加固维修技术的实际应用提供了理论支撑与案例参考。In order to improve the technologies of maintenance and reinforcement of highway bridges in China,meet the growing traffic demand,and ensure the safety and economy of bridge structures,this paper is aimed to exploring the effective application of highway bridges maintenance and reinforcement technology.Taking a number of typical highway bridges as the research object,through on-site investigation,material performance testing,and structural analysis,etc.,the types and causes of bridge defects are analyzed in depth,and the corresponding maintenance and reinforcement plans are proposed.Specifically,it includes the application research of various technologies such as surface treatment,cracks repair,prestress reinforcement,and external prestress reinforcement.It is found that according to different bridge defects,the corresponding maintenance and reinforcement technologies can effectively improve the bearing capacity and durability of bridges.The study results provide theoretical support and case reference for the practical application of highway bridge maintenance and reinforcement technology.

关 键 词：公路桥梁养护 加固维修技术 应用策略 

分 类 号：U418[交通运输工程—道路与铁道工程] U445.7[建筑科学—桥梁与隧道工程]