You are viewing an archived code
Every exterior exit of an assembly unit shall open directly to a public way or to an exit court or exit passageway complying with the following requirements:
(a) Construction of Exit Courts. The walls of every exit court shall be of construction providing fire resistance of not less than three hours. No door opening shall be permitted in any wall of such court except the exit doors from the assembly unit. Such door openings shall be protected with Class D or Class E fire doors. Every window opening in the walls of an exit court located below a level 30 feet above the top of the highest exit doorway shall be protected with a fire window or other approved opening protective assembly complying with the requirements of Chapter 15-12.
(b) Construction of Exit Passageways. Every exit passageway shall be separated from other portions of the building by walls, floors and ceilings providing fire resistance of not less than three hours. There shall be no openings through such separation other than the required exit doors leading thereto.
(c) Width of Exit Courts and Exit Passageways. The minimum width of an exit court or exit passageway shall be not less than five feet, six inches. Such width shall be increased where necessary to provide a clear width at every point equal to 22 inches for each 90 persons served. Such increase in width shall be cumulative in the direction of exit.
(d) Ramps. Differences in level in exit courts and exit passageways shall be accommodated by ramps having a grade of not more than one in eight.
(Prior code § 54-8.5)