Heads up: There are no amended sections in this chapter.
The provisions of this chapter shall apply to life safety requirements for all new business buildings.
Where construction, alteration, or demolition operations are conducted, the provisions of 220.127.116.11 shall apply.
Openings in the fire barrier required by 18.104.22.168.1 shall not be required to be protected with fire protection-rated opening protectives in enclosed parking structures that are protected throughout by an approved, supervised automatic sprinkler system in accordance with 22.214.171.124(1), or in open parking structures, provided that all of the following conditions are met:
- The openings do not exceed 25 percent of the area of the fire barrier in which they are located.
- The openings are used as a public entrance and for associated sidelight functions.
- The building containing the business occupancy is protected throughout by an approved, supervised automatic sprinkler system in accordance with 126.96.36.199(1).
- *Means are provided to prevent spilled fuel from accumulating adjacent to the openings and entering the building.
- Physical means are provided to prevent vehicles from being parked or driven within 10 ft (3050 mm) of the openings.
- The openings are protected as a smoke partition in accordance with Section 8.4, with no minimum fire protection rating required.
Atrium walls in accordance with 188.8.131.52.6 shall be permitted to serve as part of the separation required by 184.108.40.206.1 for creating separated occupancies on a story-by-story basis from nonhazardous spaces in assembly, educational, day care, health care, ambulatory health care, residential, residential board and care occupancies, and mercantile occupancies other than bulk merchandise buildings.
The occupant load, in number of persons for whom means of egress and other provisions are required, shall be determined on the basis of the occupant load factors that are characteristic of the use of the space or shall be determined as the maximum probable population of the space under consideration, whichever is greater.
Where bathtubs, bathtub-shower combinations, or showers are present, grab bars shall be provided in accordance with the provisions of 24.2.8.
The provisions of 220.127.116.11.1 shall not apply to display bathtubs, bathtub-shower combinations, or showers.
Where approved, doors, other than those complying with 18.104.22.168, shall be permitted to be locked to prevent unwanted entry provided that all of the following conditions are met:
- The locking means shall be capable of being engaged without opening the door.
- The unlocking and unlatching operation from the egress side of the door shall be accomplished without the use of a key, tool, or special knowledge or effort.
- The releasing mechanism shall open the door leaf with not more than one releasing operation.
- The releasing mechanism for unlocking and unlatching shall be located at a height not less than 34 in. (865 mm) and not exceeding 48 in. (1220 mm) above the finished floor.
- Locks, if remotely engaged, shall be unlockable from the egress side of the door without the use of a key, tool, or special knowledge or effort.
- The door shall be capable of being unlocked and opened from outside the room with the necessary key or other credential.
- The locking means shall not modify the door closer, panic hardware, or fire exit hardware.
- Modifications to required fire door assemblies, including door hardware, shall be in accordance with NFPA 80.
The clear width of any corridor or passageway serving an occupant load of 50 or more shall be not less than 44 in. (1120 mm).
Means of egress shall comply with all of the following, except as otherwise permitted by 22.214.171.124 through 126.96.36.199:
A single exit shall be permitted for a room or area with a total occupant load of less than 100 persons, provided that all of the following criteria are met:
- The exit shall discharge directly to the outside at the level of exit discharge for the building.
- The total distance of travel from any point, including travel within the exit, shall not exceed 100 ft (30 m).
- The total distance of travel specified in 188.8.131.52(2) shall be on the same story, or, if traversing of stairs is necessary, such stairs shall not exceed 15 ft (4570 mm) in height, and both of the following also shall apply:
Any business occupancy three or fewer stories in height, and not exceeding an occupant load of 30 people per story, shall be permitted a single separate exit to each story, provided that all of the following criteria are met:
- The exit shall discharge directly to the outside.
- The total travel distance to the outside of the building shall not exceed 100 ft (30 m).
- The exit shall be enclosed in accordance with 184.108.40.206, and both of the following also shall apply:
A single means of egress shall be permitted for a maximum two-story, single-tenant space or building provided that both of the following criteria are met:
In buildings other than those complying with 220.127.116.11.1, dead-end corridors shall not exceed 20 ft (6100 mm).
Emergency lighting shall be provided in accordance with Section 7.9 in any building where any one of the following conditions exists:
Vertical openings shall be enclosed or protected in accordance with Section 8.6, unless otherwise permitted by any of the following:
- Unenclosed vertical openings in accordance with 18.104.22.168 shall be permitted.
- Unenclosed vertical openings in accordance with 22.214.171.124 shall be permitted and the provisions of 126.96.36.199(5) shall not apply.
- Unenclosed vertical openings in accordance with 188.8.131.52 shall be permitted and the number of contiguous stories shall not be limited.
- Exit access stairs in accordance with 184.108.40.206 shall be permitted to be unenclosed.
High hazard contents areas, as classified in Section 6.2, shall meet all of the following criteria:
- The area shall be separated from other parts of the building by fire barriers having a minimum 1-hour fire resistance rating, with all openings therein protected by self-closing fire door assemblies having a minimum 3/4-hour fire protection rating.
- The area shall be protected by an automatic extinguishing system in accordance with 220.127.116.11(1) or 18.104.22.168.
Medical gas storage areas and the operation, management, and maintenance of medical gases shall be in accordance with NFPA 99.
Commercial cooking operations shall be protected in accordance with 9.2.3, unless the cooking equipment is one of the following types:
- Outdoor equipment
- Equipment used only for food warming
A fire alarm system in accordance with Section 9.6 shall be provided in all business occupancies where any one of the following conditions exists:
Initiation of the required fire alarm system shall be by any one of the following means:
- Manual means in accordance with 22.214.171.124(1)
- Approved automatic fire detection system in accordance with 126.96.36.199(2) that provides protection throughout the building and the provision of 188.8.131.52 shall apply.
- Approved automatic sprinkler system in accordance with 184.108.40.206 (3) that provides protection throughout the building and the provision of 220.127.116.11 shall apply.
Where access to exits is provided by corridors, such corridors shall be separated from use areas by fire barriers in accordance with Section 8.3 having a minimum 1-hour fire resistance rating, unless one of the following conditions exists:
(No special requirements.)
Alcohol-based hand-rub dispensers in accordance with 18.104.22.168 shall be permitted.
Heating, ventilating, and air-conditioning equipment shall comply with the provisions of Section 9.2.
Elevators, escalators, and conveyors shall comply with the provisions of Section 9.4.
Waste chutes, incinerators, and laundry chutes shall comply with the provisions of Section 9.5.
Designated employees of business occupancies shall be periodically instructed in the use of portable fire extinguishers.
The provisions of 10.3.2 shall not apply to upholstered furniture and mattresses.
The requirements of 10.3.8 for containers for waste, or linen with a capacity of 20 gal (75.7 L) or more shall not apply.