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
- For
- builder
- Building types
- All building types
- Pages
- 2
Overview
Issue No. 15 of the City of Markham's Builder Tips, dated January 1, 2025 and listed with its housing tips for the 2024 Ontario Building Code, on where basement beams bear on the foundation. It quotes Article 9.23.8.1. on even, level bearing of at least 89 mm, and Sentence 9.25.3.3.(2) on sealing or lapping air barrier joints. The Objective explains why beam pockets weaken a foundation wall and offers a pilaster or thickened wall instead, with a detail of a steel beam bearing and its air barrier.
What it covers
- 9.23.8.1. Bearing of Beams
- 9.25.3.3. Continuity of the Air Barrier system
- Objective
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