Code Library › Volume 1 › Section 3.2 — Building Fire Safety
PART 3 — FIRE PROTECTION, OCCUPANT SAFETY AND ACCESSIBILITYUpdated for the 2024 Ontario Building Code

3.2.2.32.are permitted to be waived for gymnasiums, swimming pools, arenas, and rinks, provided

(a) the roof carries no loads other than normal roof loads, including permanent access walks, and ventilating, sound and lighting equipment, and (b) except as provided in Sentence (3), no part of the roof assembly is less than 6 m above the main floor or balcony. (See Note A-3.2.2.17.(1)) (2) The requirements for a mezzanine to have a fire-resistance rating stated in Articles 3.2.2.25., 3.2.2.30. and 3.2.2.32. are permitted to be waived for gymnasiums, swimming pools, arenas, and rinks, provided (a) the mezzanine is not required to be considered as a storey as per Sentences 3.2.1.1.(3) to (5), (b) the mezzanine is used only for ventilating, sound and lighting equipment, and (c) except as provided in Sentence (3), no part of the mezzanine is less than 6 m above the main floor or balcony. (3) The restrictions concerning minimum distance stated in Clauses (1)(b) and (2)(c) shall not apply to (a) an inclined and stepped floor ascending from the main floor that is used for seating purposes only, or (b) a balcony used for seating purposes only.
← Previous3.2.2.17. Roof Assemblies and Mezzanines in Gymnasiums, SwNext →3.2.2.18. Automatic Sprinkler System Required

Common questions about this part of the code

When is noncombustible construction required under the Ontario Building Code?When are automatic sprinklers required in a building in Ontario?What are the fire department access route requirements under the Ontario Building Code?When is a fire alarm system required in a building in Ontario?

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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.