预制空心板楼面沿板缝方向裂缝的原因及对策

Study on the causes of cracks along slab joint of precasted hollow floor slab

针对预制钢筋混凝土空心板的纵向裂缝,从嵌缝的施工、楼板安装、施工程序、构件结构性能控制等方面分析了产生裂缝的原因,介绍了相应的防治措施,以尽快解决这种质量通病,保证建筑质量。

According to longitudinal cracks in precasted RC hollow floor slab, from caulking construction, installation of floor slab, construction procedure and other aspects the reasons caused the cracks are analyzed; at the same time corresponding prevention and treatment measures are proposed in order to eliminate this kind of disease and ensure engineering quality.