“Chapter 44 - Referenced Standards is adopted in its entirety with the following amendments:
NFPA 13, 2022 Edition, Installation of Sprinkler Systems is hereby amended to read as follows:
Section 16.12.3.3 is hereby amended to read as follows:
16.12.3.3 Fire Department connections (FDC) shall be of an approved type. The FDC shall contain a minimum of two 2 ½” inlets. The location shall be approved by the fire code official and be no more than 150 feet from a public hydrant. The FDC may be located within 150 feet of a private fire hydrant when approved by the fire code official. The size of piping and the number of inlets shall be approved by the fire code official. Fire department inlet connections shall be painted OSHA safety red. When the fire sprinkler design density requires 500 gpm (including hose stream demand) or greater, or a standpipe system is included, two 2 ½” inlets and one 4” swivel female NST inlet shall be provided. FDC inlets must be equipped with check valves.
Section 9.4.3 is hereby amended to read as follows:
9.4.3 When fire sprinkler systems are installed in shell buildings of undetermined use (Spec Buildings) other than warehouses (S occupancies), fire sprinklers of the quick-response type shall be used. Use is considered undetermined if a specific tenant/occupant is not identified at the time the fire sprinkler plan is submitted.
Sprinklers in light hazard occupancies shall be one of the following:
(1) Quick-response type as defined in Section 3.6.4.8
(2) Residential sprinklers in accordance with the requirements of Section 8.4.5
(3) Standard spray sprinklers used for modifications or additions to existing light hazard systems equipped with standard spray sprinklers
(4) Standard spray sprinklers used where individual standard spray sprinklers are replaced in existing light hazard systems
Section 16.12.5.7. is hereby amended to read as follows:
16.12.5.7 Fire department connections shall be on the street-side of buildings and shall be located and arranged so that they are immediately adjacent to the approved fire department access road. Fire department connections shall be located such that hose lines can be readily and conveniently attached to the inlets without interference from nearby objects, including but not limited to, buildings, fences, posts, vegetation or other fire department connections.
Section 19.1.1.2 is hereby added to read as follows:
19.1.1.2 Undetermined Use Design Requirements. When fire sprinkler systems are required in buildings of undetermined use other than warehouses, they shall be designed and installed to have a fire sprinkler density of not less than that required for an Ordinary Hazard Group 2 use, with no reduction(s) in density or design area. Warehouse fire sprinkler systems shall be designed to Figure 16.2.1.3.2(a) curve “G”. Use is considered undetermined if a specific tenant/occupant is not identified at the time the sprinkler plan is submitted. Where a subsequent occupancy requires a system with greater capability, it shall be the responsibility of the occupant to upgrade the system to the required density for the new occupancy.
NFPA 13D 2022 Edition Installation of Sprinkler Systems in One- and Two-Family Dwellings and Manufactured Homes is hereby amended as follows:
Section 4.1.4 is hereby added to read as follows:
4.1.4 Stock of Spare Sprinklers
4.1.4.1 A supply of at least two sprinklers of each type shall be maintained on the premises so that any sprinklers that have operated or been damaged in any way can be promptly replaced.
4.1.4.2 The spare sprinklers shall be the same types and temperature ratings as installed in the dwelling.
4.1.4.3 The sprinklers shall be kept in a cabinet located where the temperature to which they are subjected will at no time exceed 100°F.
4.1.4.4 A special sprinkler wrench shall be provided and kept in the spare head cabinet to be used in the removal and installation of sprinklers. One sprinkler wrench shall be provided for each type of sprinkler installed.
Section 7.3 Pressure Gauges is amended to add the following Subsection 73.4 to read as follows:
7.3.4 Pressure Gauges At least one water pressure gauge shall be installed on the riser assembly.
Section 7.6 Alarms is hereby amended its entirety to read as follows:
7.6 Alarms. Exterior alarm indicating device shall be listed for outside service and audible from the street from which the house is addressed. Exterior audible devices shall be placed on the front or side of the structure and the location subject to approval by the fire code official. Additional interior alarm devices shall be required to provide audibility throughout the structure and shall be powered from an uninterruptible circuit serving normally operated appliances in the residence.
Exception:
1. When an approved water flow monitoring system is installed, interior audible devices may be powered through the fire alarm control panel.
2. When single or multiple station smoke alarms specified in CBC 907.2.11 are used to sound an alarm upon water flow switch activation.”
(Ord. 3357 § 5 (part), 2022; Ord. 3306 § 6 (part), 2019; Ord. 3251 § 5 (part), 2016; Ord. 3159 § 5 (part), 2013; Ord. 3059 § 5 (part), 2010.)