火灾后混凝土桥梁的结构受损评价

张亚军

(西安公路研究院,陕西 西安  710060

  本文通过介绍南关立交桥遭受火灾后的外观检查、材料性能的检测以及承载力试验的方法,分析结构受灾后的状况,为桥梁结构的加固提供依据。

关键词钢筋混凝土高温抗火性能

中图分类号U447          文献标识码A

Post Assessment of Concrete Bridge with Fire Damage

 ZHANG Ya-jun

Xi‘an Highway Research InstituteXi‘an 710060China

AbstractIn this paperthrough the introduction of the appearance inspection of Nanguan bridge with fire damage, the material performance detection and the method of the bearing capacity testthe status of structure after the disaster is analyzedwhich can provide the basis for bridge structure reinforcement.

Key wordsreinforcementconcretehigh temperaturethe property of fire resistance