This architectural drawing is Detailed drawing of staircase plan in AutoCAD 2D design, CAD file, dwg file. Stairs serve as a straightforward and convenient means of going from one level to another. The area above ground level could be used to increase the amount of space a structure could offer, but in ancient times, homes and shelters only had one storey. For more details and information download the drawing file. Thank you for visiting our website cadbull.com.