The ground floor toilet details and section details of office building were given in this file with 2D Autocad drawing model. Section 1-1, 2-2 explains the pipe connection of the toilets. Soil pipe is designed to carry soiled water from the toilet, urinal or bidet to the sewer. A waste pipe carries water from shower and bath. Thanks for downloading the autocad 2D DWG drawing file and other CAD program from the our cadbull website.