钢-混组合梁桥疲劳性能研究现状与发展趋势  

Research Status and Development Trends of Fatigue Performance in Steel-Concrete Composite Girder Bridges

作　　者：肖刚 王阳春 张民 马乃轩 Xiao Gang;Wang Yang-chun;Zhang Min;Ma Nai-xuan(Shandong High-speed Construction Management Group Co.,Ltd.,Jinan 250099,Shandong,China;Shandong High-speed Engineering Testing Co.,Ltd.,Jinan,250002,Shandong,China)

机构地区：[1]山东高速建设管理集团有限公司,山东济南250099 [2]山东高速工程检测有限公司,山东济南250002

出　　处：《中国水运》2025年第7期144-147,共4页

基　　金：山东省交通科技计划项目(2017B40)。

摘　　要：本文通过归纳钢-混组合梁桥典型疲劳敏感细节,梳理疲劳性能试验、疲劳寿命评估等方面的研究进展,探讨钢-混组合梁桥疲劳性能研究的发展方向,总结钢-混组合梁桥疲劳性能最新研究进展。分析结果表明钢-混组合梁桥疲劳性能影响因素较多,运营期间应加强交通荷载和疲劳敏感细节损伤监测,未来需要针对新型钢-混组合梁桥疲劳性能、运营期间疲劳寿命评估等方面开展进一步研究。This paper summarizes the typical fatigue-sensitive details of steel-concrete composite girder bridges,reviews the research progresses in fatigue performance test and fatigue life assessment,explores the development trends of fatigue performance research on steel-concrete composite girder bridges,and summarizes the latest research findings on the fatigue performance of such bridges.The analysis results indicate that there are several factors affecting the fatigue performance of steel-concrete composite girder bridges,monitoring of traffic loads and fatigue-sensitive detail damage should be enhanced during the operation stage.Future research should focus on the fatigue performance of new types of steel-concrete composite girder bridges and the fatigue life assessment during the operation stage.

关 键 词：钢-混组合梁桥 疲劳性能 研究现状 发展趋势 

分 类 号：U446.2[建筑科学—桥梁与隧道工程]