As the development of. the modern dry kiln has progressed, a number of de-. sign modifications have been explored in relation to the. mechanism of heat supply, arrangement and type of. fans, control of relative humidity or wet-bulb temper-. ature, and use of various materials for construction of. the chamber.
as-built drawing. A working drawing as modified during construction; includes a record of concealed items (such as conduits for building services), thereby providing information for future reference. Also called record drawings. 1  Facebook. 2  Twitter.
A plumbing drawing, a type of technical drawing, shows the system of piping for fresh water going into the building and waste going out, both solid and liquid. It also includes fuel gas drawings. Mainly plumbing drawing consist of Water supply system drawings, Drainage system drawings, Irrigation system drawings, Storm water system drawings. In water supply system drawing there will be hot water piping and cold water piping and hot water return piping also.