Code Library › Volume 1 › Section 9.20 — Masonry and Insulating Concrete Form
PART 9 — HOUSING AND SMALL BUILDINGSUpdated for the 2024 Ontario Building Code

9.20.11.2.Bonding and Tying Intersecting Masonry Walls where Walls Require

Lateral Support (1) Where required to provide lateral support, intersecting walls shall be bonded or tied together. (2) Where bonding is used to satisfy the requirements of Sentence (1), 50% of the adjacent masonry units in the intersecting wall, distributed uniformly over the height of the intersection, shall be embedded in the laterally supported wall. (3) Where tying is used to satisfy the requirements of Sentence (1), the ties shall be (a) corrosion-resistant metal, (b) equivalent to not less than 4.76 mm by 40 mm steel strapping, (c) spaced not more than 800 mm o.c. vertically, and (d) shaped at both ends to provide sufficient mechanical key to develop the strength of the ties.
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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.