N.J. Admin. Code § 5:23-6.25A

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

Section 5:23-6.25A - Supplemental requirements-Group R-1

(a) Automatic Sprinkler System: In buildings four or more stories in height (excluding basements), when the work area is an entire floor, an automatic sprinkler system shall be installed throughout the work area. (Fire)

(b) Automatic Alarm Systems: When the work area exceeds 50 percent of the gross enclosed floor area of the building, an automatic fire alarm system shall be required throughout the building. System smoke detectors are not required in guestrooms provided that the single-station detectors required by Section 907.2.11.1 of the building subcode are connected to the emergency electrical system and are annunciated by guestroom at a constantly attended location from which the fire alarm system is capable of being manually activated.

1. Exception: An automatic fire detection system is not required in buildings that do not have interior corridors serving guestrooms and where all guestrooms have a means of egress door opening directly to an exterior exit access which leads directly to the exits. (Note: Single station smoke alarms are still required in individual guest rooms in such buildings in accordance with 5:23-6.25(a) or 6.25A(d), as applicable). (Fire)

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

1. No manual fire alarms shall be required for buildings with less than 25 occupants and less than 10 guestrooms. (Fire)

(d) Smoke Detectors: When the work area exceeds 25 percent of the gross enclosed floor area of the building, smoke detectors within guestrooms that meet the specifications of the building subcode shall be required throughout the building. The smoke detectors shall be installed in the locations indicated in the building subcode and placed within those locations in accordance with NFPA 72. (Fire)

(e) 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 hours 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 one-hour UFC fire barrier required for interior stairways and other vertical openings not exceeding three stories. Exceptions shall be permitted as follows:

i. For buildings with an automatic sprinkler system throughout;

ii. For buildings with not more than 25 guests when the following conditions are met:

(1) Every sleeping room is provided with an approved, operable window having a sill height not greater than 44 inches;

(2) Every sleeping room above the second floor is provided with direct access to a fire escape or other approved secondary exit;

(3) Any exit access corridor exceeding eight feet in length which serves two means of egress, at least one of which is an unprotected vertical opening, shall be separated from the vertical opening by a one-hour UFC fire barrier; and

(4) The building is protected throughout by a supervised, automatic fire alarm system, installed in accordance with the UCC. (Plan review--Building, Fire. Inspection--Building)

(f) 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;

(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; and

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, 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)

(g) 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)

N.J. Admin. Code § 5:23-6.25A

Amended by R.1999 d.259, effective 8/16/1999.
See: 31 N.J.R. 825(a), 31 N.J.R. 2330(a).
Inserted (e); and recodified existing (e) through (g) as (f) through (h).
Amended by R.1999 d.424, effective 12/6/1999.
See: 31 N.J.R. 2428(a), 31 N.J.R. 4001(c).
In (d), substituted "25 percent" for "50 percent" following "exceeds" in the first sentence.
Amended by R.2000 d.492, effective 12/18/2000.
See: 32 N.J.R. 3219(a), 32 N.J.R. 4437(b).
In (e), substituted "detectors" for "alarms" preceding "shall be installed" in the introductory paragraph; and in (g)2i, updated N.J.A.C. reference.
Amended by R.2002 d.15, effective 1/22/2002.
See: 33 N.J.R. 2933(b), 33 N.J.R. 3883(a), 34 N.J.R. 521(a).
In (e), substituted "alarms" for "detectors", inserted "located" preceding "in a building", and added the last sentence in the introductory paragraph, and rewrote 1.
Amended by R.2003 d.137, effective 4/7/2003.
See: 34 N.J.R. 4277(a), 35 N.J.R. 1558(c).
Deleted former (e); recodified former (f) through (h) as (e) through (g).
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 automatic sprinkler for references to fire suppression throughout; in (e), inserted "UFC" following "one-hour" throughout.
Amended by R.2007 d.122, effective 5/7/2007.
See: 38 N.J.R. 4951(a), 39 N.J.R. 1673(a).
In (b), substituted "907.2.10.1.1 of the building subcode" for "920.3.1".
Amended by R.2009 d.117, effective 4/20/2009.
See: 41 N.J.R. 18(a), 41 N.J.R. 1726(a).
In (b)1, substituted "alarms" for "detectors" and "(a)" for "(b)"; and in (f)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 the introductory paragraph of (b), substituted "907.2.11.1" for "907.2.10.1.1".