This is a very specific and interesting search term because it sits right at the intersection of culinary history, architectural drafting, and industrial design.
If your drawing is for a tiny home or loft, it refers to a "Space-Saver" staircase. scala alla marinara dwg
Front View (Elevation):
Wall Clearance: A minimum distance of 15 cm to 20 cm must be maintained between the wall and the rungs to ensure a firm foothold. This is a very specific and interesting search
However, breaking down your query:
Step Spacing: Rung risers (the vertical distance between steps) are standard at 280 mm to 300 mm. Fire Suppression: Look for the symbol of a