本文给出了一种上人屋面在不拆除原有防水层和保护层条件下的屋面防水维修处理建议。根据国家相关标准并考虑该屋面实际应用情况,建议在施工前对新增加荷载进行承载力复核验算,然后在进行防水维修施工,防水维修施工应该满足国家现行有关标准和规范要求 This paper gives a proposal of roofing maintenance work on the roof of an old man without removing the original waterproof layer and protective layer. According to the relevant national standards and taking into account the actual application of the roof, it is recommended that the newly added load be checked and checked for bearing capacity before construction, and then the waterproof maintenance construction and waterproof maintenance construction should meet the current national standards and norms