This architectural drawing is Detail plan of staircase in AutoCAD 2D, dwg file, CAD file. From one floor to another, a staircase or stairway consists of one or more flights of stairs as well as landings, newel posts, handrails, balustrades, and other components. A stairwell is a space that extends vertically through a building and is used to house stairs. For more details and information download the drawing file.