2015年8月下 施工技术 第44卷第16期 CONSTRUCTION TECHNOLOGY 19 D0I:10.7672/sgjs2015160019 某综合办公楼火灾后结构安全检测鉴定与加固修复 孟海,李晓渊,裴兴旺2 (1.中冶建筑研究总院有限公司,北京100088;2.西安建筑科技大学土木工程学院,陕西西安710055) [摘要]某综合办公楼2层发生火灾后,结构局部损伤严重.通过对该综合办公楼受火构件的检测与检查,推定火 灾范围和火灾温度场,并根据混凝土构件过火后实际强度检测结果,对结构承载能力进行验算与构件安全性等级 评定.根据鉴定结果对过火区域进行局部加固修复,取得了良好的效果.为同类火灾事故结构安全检测鉴定及加 固修复提供了参考. [关键词]火灾;鉴定;承载力验算;安全性;加固;修复 [中图分类号]TU746.3 [文献标识码]A [文章编号]1002-8498(2015)16-0019-04 Structural Safety Appraisal and Strengthening Restoration of a Comprehensive Office Building After Fire Meng Hai' Li Xiaoyuan' Pei Xingwang? (1.Central Research Institute of Building and Construction Co.Lad.MCC Group Beijing 100088 China; 2.College of Civil Engineering Xi'an University of Architecture Technology Xi'an Shaanxi 710055 China Abstract:After the fire broke out of the two-story prehensive office building the local structures were damaged seriously.Through the testing and inspection of the prehensive office building fire member fire range and fire temperature field were infered.And according to the result of actual strength testing about concrete member the structure bearing capacity was checked the ponent safety grade was evaluated.Local strengthening and repair of burned area according to the appraisal results was done and good results were achieved.It provides a reference for the appraisal of structural safety and strengthening repair of the similar fire. Key words:fire hazards;appraisal;bearing capacity;safety;strengthening;restoration 由于火灾对建(构)筑物造成的...
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