This architectural drawing is Different floors staircase section design in detail AutoCAD 2D drawing, CAD file, dwg file. A staircase or stairway is a flight of stairs that connects one floor to another and includes landings, newel posts, handrails, balustrades, and other components. A stairwell is a vertically extending compartment in a building that houses stairs. For more details and information download the drawing file. Thank you for visiting our website cadbull.com.