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Any existing or preordinance building exceeding 80 feet in height designed or used in whole or in part as a hotel shall be equipped with a high rise fire system as required in this section.
(a) In buildings equipped with an approved system of automatic sprinklers, an approved fire alarm system including all water flow alarm devices shall be required. Sprinklers may be omitted in guest room closets not over 24 square feet in area. Other areas not sprinkled, because of unreasonable hardship or as permitted by Section 15-16-350 of this Code, shall be protected by approved smoke detectors or other fire detection measures approved by the fire commissioner. Detectors shall not be required in guest room bathrooms. No automatic smoke detector shall be required in guest room corridors nor elevator lobbies of existing buildings having automatic sprinkler systems installed prior to the passage of this ordinance on guest room floors except that sprinklers may be omitted in guest room bathrooms over 55 square feet in area with noncombustible plumbing fixtures and with walls and ceilings surfaced with noncombustible materials.
(b) In buildings not equipped with an approved system of automatic sprinklers an approved fire alarm system, including smoke detectors, heat detectors and water flow alarm devices, shall be required. System devices shall be installed as follows:
(1) As required by Section 13-196-240 of this Code;
(2) Heat detectors shall be installed in restaurants, meeting rooms and lounges.
(c) The fire alarm system shall be zoned horizontally based on the system design, but in no case shall there be less than one zone per floor.
(d) The fire alarm system shall be a Proprietary Protective Signaling System installed in accordance with NFPA 72D-1986 or shall be monitored by an Underwriters Laboratories Inc. listed Central Station service.
(e) There shall be two voice communication systems as follows:
(1) A two-way fire department communications system providing emergency two-way stations in each required stairwell at not less than every fifth floor and at the fire panel. The system shall be zoned not less than one zone per stairwell. Systems installed prior to the passage of this ordinance using phone jacks zoned by stairwell shall be accepted in lieu of two-way stations.
(2) A selecting one-way communication system with speakers in passenger elevators, in elevator lobbies, in stairwells at not less than every fifth floor, and in corridors at intervals not exceeding 75 feet. Use of the one-way voice communication system in a fire emergency by other than department of fire personnel shall be prohibited. Zoning of speakers shall be as follows: passenger elevators zoned by elevator lobby; elevator lobbies and corridors zoned horizontally based on the system design, but in no case less than one zone per floor; stairwells zoned vertically by stairwell. Approved elevator speaker intercom systems installed prior to the passage of the ordinance shall be accepted for communication to elevators as long as the systems are maintained in good working order.
The two-way fire department communication system may be combined with the one-way system.
(f) A fire panel consisting of fire alarm controls, annunciator panel, and one- and two-way voice communications system controls shall be provided in a location approved by the fire commissioner. Fire panels and controls installed prior to the passage of this ordinance located on grade level in a readily accessible location shall be accepted.
(g) Plans for systems to be installed shall be submitted to the fire commissioner for approval and systems used shall meet the approval of the fire commissioner.
(h) In buildings of Type II, III or IV construction, an automatic central alarm shall be installed and be audible throughout the corridors of the building and shall be activated by the sprinkler flow alarm and smoke detectors.
(Prior code § 78-19.1; Added Coun. J. 9-8-86, p. 33588; Amend Coun. J. 5-18-16, p. 24131, § 52; Amend Coun. J. 9-6-17, p. 55278, Art. VII, § 16)