Sec. 6-163. Secondary fire district.
   Within the secondary fire district and pursuant to G.S. 160A-437, no frame or wooden building or structure or addition thereto shall be erected, altered, repaired or moved either into the district or from one place to another within the district except in accordance with the following requirements which shall be in addition to all other state building code and/or fire code requirements for the construction of such buildings:
      (1)   Monitored smoke detection systems on new structures. All newly constructed commercial buildings or structures containing in excess of 500 square feet and all new residential buildings or structures shall be equipped with monitored smoke detection systems in conformity with the standards and specifications for the construction and installation thereof as shall be set forth in the National Fire Prevention Association (referred to in this article as "NFPA") Pamphlet 72 as applicable, as the Pamphlet shall, from time to time, be amended by the NFPA, the terms and specifications of which are hereby incorporated by reference.
      (2)   Monitored smoke detection systems in pre-existing commercial structures. All pre-existing commercial buildings or commercial structures containing in excess of 500 square feet shall be equipped, not later than January 1, 2009, with monitored smoke detection systems in conformity with the standards and specifications for the installation thereof as set forth in the National Fire Prevention Association (referred to in this article as "NFPA") Pamphlet 72, the terms and specifications of which are hereby incorporated by reference.
      (3)   Fire sprinkling systems.
         a.   Any commercial buildings or structures which shall contain at least 400 square feet and are composed of two or more stories or which shall have an occupancy rating in excess of 75 persons shall be equipped with a fire sprinkling system in conformity with the standards and specifications for construction and installation thereof as shall be set forth in NFPA pamphlets 13R and 13D, as applicable, and as the same shall from time to time be amended by the NFPA, the terms and specifications of which are hereby incorporated by reference.
         b.   Any residential building or structure designed or constructed for occupancy by more than one family unit shall be equipped with fire sprinkling systems in conformity with the standards and specifications for construction and installation thereof as shall be set forth in NFPA pamphlets 13R and 13D, as applicable, and as the same shall from time to time be amended by the NFPA, the terms and specifications of which are hereby incorporated by reference, except for such buildings and structures as shall have been designed or constructed for occupancy by two-family units which shall have no common horizontal separating walls and which shall be separated by vertical separating walls having at least a two-hour firewall rating as specified by Underwriters' Laboratories.
      (4)   Roofing materials. All frame or wooden buildings or structures shall be roofed with materials rated as class B materials, or better, as such roofing materials are specified by the state building code.
      (5)   Garages. Any building or structure or portion thereof which shall be designed, constructed or used for permanent or temporary storage of any electrically powered vehicle shall be constructed such that any portion thereof which is designed, constructed or used for such storage shall contain interior wall and ceiling assemblies which shall meet one-hour firewall specifications as defined by Underwriters' Laboratory.
(Ord. No. 40, § 3, 6-18-1994; Ord. No. 2008-0301, 3-14-2008)