民用建筑室内给水排水工程设计是根据用户对水量、水压的要求和各用水房间卫生器具的设置情况,根据国家有关规范、标准等规定,经济、合理、美观、实用地敷设各种用水管道。由于设计中计算工作量颇为繁琐,本文介绍一种民用建筑室内给排水管 The design of indoor water supply and drainage works for civil buildings is based on the user’s requirements for water volume and water pressure and the setting of sanitary equipment for each water room. According to the relevant national regulations and standards, various water pipes are laid economically, reasonably, aesthetically, and practically. Due to the cumbersome work involved in the calculation of the design, this article presents an indoor water supply and drainage pipe for civil buildings.