某高层建筑屋顶钢桁架结构损伤检测与安全评价  

Damage Detection and Safety Evaluation of a Tall Building Roof Steel Truss Structure

作　　者：杨龙江 罗强 汪训流 白伟亮 张瑞云 谢齐 YANG Longjiang;LUO Qiang;WANG Xunliu;BAI Weiliang;ZHANG Ruiyun;XIE Qi(C+E Center for Engineering Research Test and Appraisal Co.,Ltd.,Beijing 100142,China;China Nuclear 22nd Construction Co.,Ltd.,Wuhan,Hubei 430050,China;China Electronics Engineering Design Institute Co.,Ltd.,Beijing 100142,China)

机构地区：[1]中电投工程研究检测评定中心有限公司,北京100142 [2]中国核工业第二二建设有限公司,湖北武汉430050 [3]中国电子工程设计院有限公司,北京100142

出　　处：《施工技术（中英文）》2022年第3期94-98,共5页Construction Technology

基　　金：国家自然科学基金:型钢混凝土框架结构耐火性能及抗火设计方法研究(51778595)。

摘　　要：结构安全评价过程中面临着诸多损伤原因不明的棘手工程问题,须采用合理的方法予以解决。以某高层建筑屋顶钢桁架结构损伤检测及安全评价为例,提出应对存在事故隐患工程的安全评价办法,即首先进行应急检查定性评估,然后进行详细的结构检测与承载力验算,最后做出结构安全综合评价,并进一步找出结构损伤原因,给出相应的处理建议。In the process of structural safety evaluation,there are many difficult engineering problems with unknown damage causes,which must be solved by reasonable methods.In a tall building steel roof truss structural damage detection and safety evaluation as an example,this paper put forward to deal with existing accident hidden danger engineering measures for the safety evaluation of the first inspection qualitative assessment of emergency,and then a detailed structure detection and bearing capacity calculation,finally make the structure safety comprehensive evaluation,and further identify the reasons for structural damage,the corresponding treatment suggestions are given.

关 键 词：高层建筑 钢桁架 结构损伤 检测 鉴定 安全评价 

分 类 号：TU32[建筑科学—结构工程]