This architectural drawing is Front Side view of the water sump factory in AutoCAD 2D drawing, CAD file, and dwg file. A sump is a low compartment that gathers frequently undesired substances such as water or chemicals. A sump can also be an infiltration basin used to regulate surface runoff water and recharge subsurface aquifers. The sump can also refer to a section of a cave where a subterranean flow of water exits the cave into the earth. For more details and information download the drawing file.