N.J. Admin. Code § 5:23-6.17A

Current through Register Vol. 56, No. 21, November 4, 2024

Section 5:23-6.17A - Supplemental requirements-Group B

(a) Manual Alarm System: When the work area exceeds 50 percent of the gross enclosed floor area of the building, a fire alarm system shall be installed throughout the building.

1. Exception: Manual alarm systems are not required in buildings which do not have occupied floors which are two or more stories above the lowest level of exit discharge or floors two or more stories below the highest level of exit discharge. (Fire)

(b) Vertical Opening Protection: When the work area exceeds 50 percent of the gross enclosed floor area of the building, vertical opening protection shall be provided throughout the building as follows:

1. A minimum two hour fire rated assembly with approved opening protectives shall be required for interior stairways and other vertical openings connecting more than six floor levels.

2. A minimum one hour fire rated assembly with approved opening protectives shall be required for interior stairways and other vertical openings connecting four to six floor levels.

3. A minimum 30-minute UFC fire barrier shall be required for interior stairways and other vertical openings not exceeding three stories.

i. Exception: No vertical opening protection shall be required for buildings up to 3,000 square feet per floor or for buildings with an automatic sprinkler system throughout. (Plan review--Building, Fire. Inspection--Building)

(c) Requirements for high-rise buildings: Any building or structure having one or more floors used for human occupancy located either more than six stories or more than 75 feet above the lowest level accessible to a fire department vehicle shall comply with the following:

1. When the work area is one entire floor or more or when the work area is 20 percent or more of the occupied floor area served by a recirculating air system, the recirculating air system which serves the work area shall be equipped with approved smoke and heat detection devices installed in accordance with the UCC. The devices shall stop the fan(s) automatically and shall be of the manual reset type. Automatic fan shutdown is not required when the system is part of an approved smoke removal or smoke control system. (Building)

2. When the work area is one entire floor or more or when the work area is 20 percent or more of the occupied floor area of the building, all elevators in the building shall be equipped with the following emergency control devices:

i. All automatic (nondesignated attendant) elevators having a travel distance of 25 feet or more above or below the designated level shall be equipped with Phase 1 Emergency Recall Operation as required by ASME A17.1-1987, Rules 211.3a and 211.3b listed in N.J.A.C. 5:70-3;

ii. At least one elevator shall be equipped with Phase II Emergency In-Car Operation, as required by ASME A17.1-1987, Rule 211.3c; and

(1) In buildings with multiple elevators, at least one elevator to each floor served by an elevator shall be equipped with Phase II Emergency In-Car Operation.

iii. All designated attendant elevators having a travel distance of 25 feet or more above or below the designated level shall be equipped with emergency controls, as required by ASME A17.1-1987, Rule 211.4. (Elevator)

3. When the work area is one entire floor or more or when the work area is 20 percent or more of the occupied floor area of the building, standpipes shall be provided up to and including the highest floor that is part of the work area. The standpipes shall be located and installed in accordance with the building subcode, except as follows:

i. No pump shall be required provided that the standpipes are capable of accepting delivery by fire department apparatus of a minimum of 250 gpm at 65 psi to the topmost floor in buildings equipped throughout with an automatic sprinkler system or a minimum of 500 gpm at 65 psi to the topmost floor in all other buildings. (Where the standpipe terminates below the topmost floor, the standpipe shall be designed to meet these requirements (gpm/psi) for possible future extension of the standpipe.)

ii. Hose and hose cabinets shall not be required. (Fire)

4. When the work area is one entire floor or more or when the work area is 20 percent or more of the occupied floor area of the building, central control station and communication systems shall be provided as follows:

i. An approved public address communication system consisting of loudspeakers in each corridor and in each room and tenant space exceeding 1,000 square feet, each elevator and elevator lobby and in each stair enclosure which shall be capable of being operated from the central control station;

ii. A two-way fire department communication system which shall operate between the central control and every elevator, elevator lobby and entry to enclosed exit stairways;

iii. A central control station for fire department operations shall be provided in a location approved by the fire department. It shall contain the public address panel, the fire department communications panel, fire detection and alarm system annunciator panels, status indicators and controls for air handling systems, sprinkler valve and water flow detector display panels, and status indicators and a telephone for fire department use with controlled access to the public telephone system. (Fire)

5. Automatic Sprinkler System: When the work area is an entire floor, an automatic sprinkler system shall be installed on that floor. When an automatic sprinkler system is provided, the sprinkler riser shall be sized to serve the entire building, even if the system currently being installed serves only a portion of the building. (Fire)

(d) Elevator Devices: When the work area exceeds 50 percent of the gross enclosed floor area of the building, all elevator devices serving any part of the work area shall comply with the requirements of 5:23-6.30(g). (Elevator)

(e) Airport Traffic Control Towers: When the work area exceeds 50 percent of the gross enclosed floor area of an airport traffic control tower, the entire structure shall comply with the requirements of Section 412.3 of the building subcode.

N.J. Admin. Code § 5:23-6.17A

Amended by R.2000 d.492, effective 12/18/2000.
See: 32 N.J.R. 3219(a), 32 N.J.R. 4437(b).
In (c)2i, updated N.J.A.C. reference.
Amended by R.2003 d.218, effective 5/19/2003.
See: 35 N.J.R. 29(a), 35 N.J.R. 2209(a).
In (e), substituted "Section 412.1" for "Section 414.0".
Amended by R.2004 d.145, effective 4/5/2004.
See: 35 N.J.R. 5190(a), 36 N.J.R. 1758(a).
Substituted references to sprinkler for references to fire suppression throughout; in (b)3, inserted "UFC" following "30-minute".
Amended by R.2009 d.117, effective 4/20/2009.
See: 41 N.J.R. 18(a), 41 N.J.R. 1726(a).
In (c)1, deleted "or exhaust" preceding the first and second occurrences of "system".
Amended by R.2011 d.270, effective 11/7/2011.
See: 43 N.J.R. 1297(a), 43 N.J.R. 2999(a).
In (e), substituted "412.3" for "412.1".