The Autocad DWG drawing file shows the details of the school healthy latrines. In this Model Front view, Side view , Floor Plan, Sections are explained. Above brick work, reinforcement concrete is provided. Plentong roof tile is provided. 25cm gravel used in the filtration of water, where it acts as a natural filter holding back precipitates which may contain impurities as well as other sand sized particles. The perforated pipe has two functions: collection and conveyance, with the latter being the primary function. When more water enters one area than another, it flows to another area of the pipe and drains away. Thanks for downloading the 2D Autocad file and other CAD files from our website.