This architectural drawing is RCC staircase design in AutoCAD 2D drawing, dwg file, CAD file. Heavy weights, high impact, and rust resistance are all characteristics of concrete stairs. Concrete is additionally fire-resistant, which explains why fire exit stairwells frequently employ it. It is the perfect material for hospital or school staircases since concrete can absorb vibrations and is good at soundproofing. For more details and information download the drawing file. Thank you for visiting our website cadbull.com.