Code Library › Volume 1 › Section 9.15 — Footings and Foundations
PART 9 — HOUSING AND SMALL BUILDINGSUpdated for the 2024 Ontario Building Code

9.15.3.5.Adjustments to Footing Widths for Exterior Walls

(1) The strip footing widths for exterior walls shown in Table 9.15.3.4. shall be increased by (a) 65 mm for each storey of masonry veneer over wood-frame construction supported by the foundation wall, (b) 130 mm for each storey of masonry construction supported by the foundation wall, and (c) 150 mm for each storey of flat insulating concrete form wall construction supported by the foundation wall.

This provision includes a table — formatting is preserved from the source; refer to the official code for the authoritative layout.

← Previous9.15.3.4. Basic Footing Widths and AreasNext →9.15.3.6. Adjustments to Footing Widths for Interior Walls

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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.