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

3.2.8.3.to 3.2.8.8. provided the interconnected floor space does not interconnect more than 2 adjacent storeys.

(5) Except as permitted by Sentence (6), openings for escalators and inclined moving walks need not conform to the requirements in Articles 3.2.8.3. to 3.2.8.8. provided (a) the opening for each escalator or walk does not exceed 10 m 2, (b) the building is sprinklered throughout, (c) closely spaced sprinklers and associated draft stops are installed around the openings in conformance with NFPA 13, “Standard for the Installation of Sprinkler Systems,” and (d) the interconnected floor space contains only Group A, Division 1, 2 or 3, Group D or Group E occupancies. (See Note A-3.2.8.2.(6)(c)) (6) An interconnected floor space need not conform to the requirements of Articles 3.2.8.3. to 3.2.8.8. provided (a) it consists of the first storey and the storey next above or below it, but not both, (b) it is sprinklered throughout or, where the building area is not more than one-half of the area permitted by Subsection 3.2.2., the openings through the floor are used only for stairways, escalators or moving walks, and (See Note A-3.2.8.2.(6)(b)) (c) it contains only Group A, Division 1, 2 or 3, Group D, Group E, or Group F, Division 2 or 3 major occupancies. (See Note A-3.2.8.2.(6)(c))
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Common questions about this part of the code

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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.