Code Library › Volume 1 › Section 9.8 — Stairs, Ramps, Handrails and Guards
PART 9 — HOUSING AND SMALL BUILDINGSUpdated for the 2024 Ontario Building Code

9.8.5.2.Ramp Width (See also Article 9.9.3.2.)

(1) Except as provided in Sentence (2), ramps shall not be less than 1 100 mm wide. (2) Ramps serving a single dwelling unit or a house with a secondary suite including their common spaces shall be not less than 860 mm wide
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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.