This architectural drawing is Staircase plan details in AutoCAD drawing, CAD file, and dwg file. In addition to landings, newel posts, handrails, balustrades, and other components, a staircase or stairway is a set of stairs that connects two or more floors. In a building, a stairwell is a space where steps are built that extends vertically through the structure. For more details and information download the drawing file. Thank you for visiting our website cadbull.com.