Code Library › Volume 1 › Section 9.30 — Flooring
PART 9 — HOUSING AND SMALL BUILDINGSUpdated for the 2024 Ontario Building Code

9.30.3.3.Nailing

(1) When nails are used, wood strip flooring shall be toe nailed or face nailed with not less than one nail per strip at the spacings shown in Table 9.30.3.3., except that face nailed strips of more than 25 mm in width shall have at least 2 nails per strip. (2) Face nails shall be countersunk. Table 9.30.3.3. Nailing of Wood Strip Flooring Forming Part of Sentence 9.30.3.3.(1) Finish Floor Thickness, mm Minimum Length of Flooring Nails, mm Maximum Spacing of Flooring Nails, mm 7.9 38(1) 200 11.1 51 300 19.0 57 400 25.4 63 400 31.7 70 600 38.1 83 600 Notes to Table 9.30.3.3.: (1) See Article 9.30.3.4.

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

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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.