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DIVISION 10 – MEANS OF EGRESS
13-160-010 General provisions.
13-160-020 Definitions.
13-160-030 Exit types – Requirements.
13-160-040 Exit types – Above or below grade.
13-160-050 Minimum number of exits.
13-160-060 Arrangement and location of exits.
13-160-070 Obstructions prohibited.
13-160-080 Exits – Distance requirements.
13-160-090 Exits in certain units to discharge in line of travel.
13-160-100 Continuous means of exit required.
13-160-110 Travel distance to exits.
13-160-120 Travel distance – Defined.
13-160-130 Travel distance – Measurement.
13-160-140 Maximum travel distances.
13-160-150 Maximum travel distances – Permitted increases.
13-160-160 Maximum distance from end of corridor.
13-160-170 Width of exits.
13-160-180 Occupancy content.
13-160-190 Unit of exit width.
13-160-200 Measurement of width.
13-160-210 Capacity of exits.
13-160-220 Minimum width of exits.
13-160-230 Outside exits.
13-160-240 Doors.
13-160-250 Swing of doors – Exceptions.
13-160-260 Hardware.
13-160-261 External exit doors – Electronic locking system.
13-160-269 Electromagnetic locking devices.
13-160-270 Revolving doors.
13-160-280 Entrance and vestibule doors for handicapped.
13-160-290 Stairways.
13-160-300 Stairways – Treads and risers.
13-160-310 Stairways – Landings.
13-160-320 Stairways – Handrails.
13-160-330 Stairways – Construction.
13-160-340 Stairways – Enclosures.
13-160-350 Stairways – Headroom.
13-160-360 Smokeproof towers.
13-160-370 Smokeproof towers – Stairway enclosures.
13-160-380 Smokeproof towers – Vestibules and balconies.
13-160-390 Smokeproof towers – Fire shields.
13-160-400 Smokeproof towers – Opening protectives.
13-160-410 Smokeproof towers – Exterior exits.
13-160-420 Smokeproof towers – Interior smoke shafts.
13-160-430 Ramps.
13-160-440 Ramps – Grades.
13-160-450 Ramps – Handrails.
13-160-460 Ramps – Nonslip surfaces.
13-160-470 Exterior and interior ramps for handicapped.
13-160-480 Horizontal exits.
13-160-490 Horizontal exits – Floor area.
13-160-500 Horizontal exits – Doors.
13-160-510 Horizontal exits – Bridges and balconies.
13-160-520 Escalators.
13-160-530 Escalators – Compliance with interior stairway requirements.
13-160-540 Escalators – Type.
13-160-550 Escalators – Rise.
13-160-560 Escalators – Angle of inclination.
13-160-570 Escalators – Protection.
13-160-580 Exterior stairs.
13-160-590 Exterior stairs – Treads and risers.
13-160-600 Exterior stairs – Opening protectives.
13-160-610 Exterior stairs – Permanent.
13-160-620 Exterior stairs – Construction.
13-160-630 Fire escapes.
13-160-640 Fire escapes – Stairways.
13-160-650 Fire escapes – Other exits.
13-160-660 Exit lighting.
13-160-670 Exit lighting – Intensity.
13-160-680 Lighting during performances.
13-160-690 Emergency lighting.
13-160-700 Exit, stairway, fire escape and directional signs.
13-160-710 Directional signs – Where required.
13-160-720 Directional signs – Fixture requirements.
13-160-730 Directional signs – Illumination.
13-160-740 Directional signs – Location.
13-160-750 Directional signs – Lettering.
13-160-760 Reserved.
13-160-770 Directional signs – Normal illumination defined.
13-160-790 Reserved.
Every building or structure or part thereof, hereafter erected shall comply with the requirements of this chapter pertaining to exits. When there are special requirements as provided in Chapters 13-64, 13-68 and 13-80 through 13-112, inclusive, for specific occupancies which differ from the general requirements of this chapter, such special requirements shall take precedence.
(Prior code § 67-1)
(a) Exit. An “exit” is a means of egress from a building or structure including outside exits, vertical exits, horizontal exits and exit connections as herein defined.
(b) Vertical Exit. A “vertical exit” is a means of exit used for ascension or descension between two or more levels including stairways, smokeproof towers, ramps, escalators and fire escapes.
(c) “Horizontal exit” means a protected opening through a two-hour fire partition through or over or around a fire wall or a bridge connecting two buildings.
(d) “Outside exit” means an exit from the building to a public way, to an open area leading to a public way, or to an enclosed fire-resistive passage leading to a public way.
(e) “Exit connections” means and includes doorways, aisles, corridors, foyers, lobbies and other horizontal means of exit leading to a vertical exit, a horizontal exit or an outside exit.
(f) “Flight” means a series of steps between successive landings or between a landing and a floor.
(g) “Landing” means a platform between two flights of stairs.
(h) “Newel post” means an upright post at the end of a stair railing.
(i) “Ramp” means an inclined passageway connecting two levels.
(j) “Riser” means the vertical distance of a step between two successive treads or between a tread and a landing or floor.
(k) “Stairways” means one or more flights of stairs with connecting landings.
(1) “Enclosed stairway” means a stairway separated by fire-resistive partitions from the rest of the building.
(2) “Exterior stairway” means a stairway on the outside of a building or structure.
(3) “Interior stairway” means a stairway within a building or structure.
(l) “Tread” means the horizontal distance between two successive risers in a flight.
(Prior code § 67-2)
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