In this paper, the damage causes of slab-typed balcony are discussed, and in view of the usual damage forms, corresponding measures of reinforcement and strengthening are presented such as overlapping the slab, adding support and repouring. 文章对阳台的损坏原因进行了分析,针对板式阳台常见的损坏形式,提出了相应的加固补强措施,主要有叠加板法、增加支撑和重浇法等。