Water purification tank plant detail 2d view layout CAD block autocad file, isometric view detail, staircase detail, pipe system detail, plan view detail, flocculator tank detail, sedimentation tank detail, trickling filter tank detail, concrete masonry detail, section A-A detail, scale 1:50 detail, dimension detail, section D-D detail, backwashing detail, pipe diameter detail, pipe inlet and outlet detail, etc.