Staircase Detail Riser Tread Section Elevation Plan designs.

This staircase detail AutoCAD drawing provides complete riser and tread detail with sectional and elevation views clearly illustrated. The file includes first floor to second-floor stair layout, side section, front elevation, and landing configuration with precise dimension markings. Riser height, tread depth, waist slab thickness, handrail positioning, and support beam connections are defined to ensure structural and functional accuracy. The drawing also presents a staircase sectional detail showing reinforcement placement, concrete profile, and load transfer to the supporting slab and beam system.