MarkhamBuilding InspectionsInspections
Required Location Of Guards (Adjacent Interior/Exterior Lower Surface)
Published by City of Markham
This is the City of Markham’s document, as published on its website on 18 October 2026. The municipality may have changed it since: check the current version at the source. Legal notice
- Type
- Guide
- Published by
- City of Markham
- Date
- January 1, 2025
- Also called
- Required Location of Guards (Adjacent Interior/Exterior Lower Surface)
- For
- builder
- Building types
- All building types
- Pages
- 2
Overview
Markham's Builder Tip No. 64, a short two-page tip dated January 1, 2025 and updated to the 2024 OBC, on where guards go beside a lower surface next to stairs, porches, platforms and walkways; the City files it with its housing tips under the 2024 Ontario Building Code. It quotes Sentence 9.8.8.1.(1), Required Guards, on surfaces more than 600 mm above an adjacent surface within 1.2 m, and its objective describes the areas, not more than 600 mm to grade or not extending 1.2 m, where guards do not apply.
What it covers
- 9.8.8.1. Required Guards
- Objective
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