边支承混凝土现浇空心板楼盖裂缝原因分析与防治  

Reason Analysis of Crack on Side Support Cast-in-Site Concrete Hollow Plate Floor and Prevention

作　　者：郑建军[1] 牛金亮[1] 张少华[1] 

机构地区：[1]甘肃土木工程科学研究院,甘肃兰州730020

出　　处：《工程质量》2013年第7期45-48,共4页Construction Quality

摘　　要：某框架边支承现浇混凝土空心板楼盖,在拆除模板后出现大量裂缝,通过全面检测,结合楼盖的受力特点,从多方面综合分析了裂缝产生的原因,并提出相应防治措施。large number of cracks appearance on a frame cast-in-place side bearing concrete hollow floor when remove the template. Through comprehensive testing and the stress characteristics of the floor, synthetically analyzed the reason of cracks occurred on the side supporting cast in site concrete hollow plate floor from many aspects, put forward specific proposals.

关 键 词：现浇空心板楼盖 GBF芯筒 受力裂缝 

分 类 号：TU37[建筑科学—结构工程]