11 - Laserfiche WebLink

building to more than 8,000 square feet, the entire building shall be provided with an automatic fire extinguishing system. Exception: Additions providing accessory storage space not greater than 500 square feet in area to an existing non-fire sprinklered building or solely for the purpose of providing accessibility shall not result in a requirement that the building be provided with an automatic extinguishing system. b) When a change in occupancy classification results in an increased fire hazard or risk to business operations or increased life safety hazard of the occupants, the new occupancy and all fire areas that the new occupancy exits through shall be provided with an automatic extinguishing system. Exception: Public assembly occupancies not exceeding an occupant load of 150, whether occupying an entire building or a portion of a building. 3. Existing residential buildings not currently provided with automatic fire extinguishing systems shall be provided with an automatic fire extinguishing systems as follows: a. When a modification or modifications to the building results in a 50% or greater increase of the total floor area of the building b. In the garage when a new attached or detached garage is added and the modification does not otherwise require the addition of an automatic fire protection system throughout the building. 20.24.120 CFC Section 903.3.1.2 amended - NFPA 13R Sprinkler Systems. Section 903.3.1.2 paragraph 1 is amended to read: 903.3.1.2 NFPA 13R sprinkler systems. Automatic sprinkler systems in Group R occupancies up to and including four stories in height in buildings not exceeding 60 feet (18 288 mm) in height above grade plan shall be permitted to be installed throughout in accordance with NFPA 13R as amended in Chapter 80 and the following: • Sprinklers shall be provided in all attic areas 20.24.130 CFC Section 903.3.1.3 amended - NFPA 13D Sprinkler Systems. Section 903.3.1.3 is amended to read: 903.3.1.3 NFPA 13D sprinkler systems. Automatic sprinkler systems installed in one- and two-family dwellings; Group R-3; and townhouses shall be permitted to be installed throughout in accordance with NFPA 13D, as amended in Chapter 80.