湿陷性黄土区地基填埋的某教学楼安全性鉴定与处治策略  

作　　者：齐尚榕 杨黎黎 熊阳 

机构地区：[1]甘肃省城乡规划设计研究院有限公司,兰州730000 [2]兰州工业学院土木工程学院,兰州730030 [3]宁夏大学土木与水利工程学院,银川750021

出　　处：《科技创新与应用》2023年第22期52-56,共5页Technology Innovation and Application

基　　金：国家自然科学基金(52268033)。

摘　　要：针对湿陷性黄土区填埋地基下某教学楼的墙体开裂情况,为分析墙体开裂的原因,对教学楼的地基基础采用钻探方法进行检测,复核上部结构构件的混凝土强度、钢筋配置情况,观测主体结构的倾斜,并采用分析程序对主体结构的安全性进行复核验算。得出影响该教学楼安全性的结论并进行原因分析,提出湿陷性黄土区填埋地基下该教学楼的加固建议。In view of the wall cracking of a teaching building under the landfill foundation in the collapsible loess area,in order to analyze the causes of the wall cracking,the foundation of the teaching building is tested by drilling method.the concrete strength and steel bar configuration of the superstructure members are checked,the inclination of the main structure is observed,and the safety of the main structure is checked by the analysis program.The conclusions affecting the safety of the teaching building are drawn and the reasons are analyzed,and the reinforcement suggestions of the teaching building under the landfill foundation in the collapsible loess area are put forward.

关 键 词：湿陷性黄土 地基不均匀沉降 安全性鉴定 楼体加固 地基填埋 

分 类 号：TU418[建筑科学—岩土工程]