Stairways - Stairways shall have a minimum width of forty-four (44) inches

Stairways - Stairways shall have a minimum width of forty-four (44) inches with risers not to exceed seven and three-fourths (7¾) inches and treads not less than nine (9) inches. Treads shall be of uniform width and risers of uniform height in any one flight of stairs. All stairways and stairway landings shall be equipped with handrails on both sides. 1. A landing with width not less than the width of the stairs shall be provided at the top and bottom of each flight of stairs. 2. Winding stairways or triangular treads are prohibited. 3. Stairways shall be enclosed with noncombustible materials of at least two-hour fire resistance rating. 4. Openings to stairways shall be equipped with doors with self-closing devices. 5. Doors to stairways shall open in the direction of exit travel and be equipped with a vision window of wired glass. The doors shall open on a landing of the same width as the stair width. 6. Stairways shall be individually enclosed and separated from any public hall.