Code Library › Volume 1 › Section 3.4 — Exits
PART 3 — FIRE PROTECTION, OCCUPANT SAFETY AND ACCESSIBILITYUpdated for the 2024 Ontario Building Code

3.4.7.4.Protection of Fire Escapes

(1) If a fire escape serves any storey above the second, openings located in a zone described in Sentence (2), including access doorways in the exterior walls of the building to which the fire escape is attached, shall be protected by closures conforming to Subsection 3.1.8. (2) The zone referred to in Sentence (1) extends from any balcony, platform or stairway of a fire escape to a distance (a) 3 m horizontally, (b) 10 m below, and (c) 1.8 m above.
← Previous3.4.7.3. Access to Fire EscapesNext →3.4.7.5. Stairs

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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.