2.2.2.3.Group G, Division 1, up to 3 Storeys, Limited Area, Sprinklered

(1) A building classified as Group G, Division 1 is permitted to be of combustible construction or noncombustible
       construction, used singly or in combination, provided
       (a) the building is sprinklered throughout,
       (b) the building is not more than 3 storeys in building height,
       (c) the building has a building area not more than
              (i) 4 800 m2, if 1 storey in building height,
             (ii) 2 400 m2, if 2 storeys in building height, or
            (iii) 1 600 m2, if 3 storeys in building height,
       (d) floor assemblies, including the floor assembly immediately above a basement, are fire separations with a fire-
            resistance rating not less than 45 min, and
       (e) loadbearing walls, columns and arches have a fire-resistance rating not less than that required for the supported
            assembly.

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Code text is reproduced for reference from the Ontario Building Code (O. Reg. 163/24, 2024 Building Code Compendium). This page is provided for general information and is not an official copy. Always verify requirements against the official Ontario Building Code and confirm with your local building department.