Construction codes of Ontario

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Nailing of Wood Strip Flooring Table

Nailing of Wood Strip Flooring Table 9.30.3.3. Forming Part of Sentence 9.30.3.3.(1) Notes to Table 9.30.3.3.: (1) See Article 9.30.3.4. Table 9.30.3.3 Ontario Regulation 332/12 Building Code, O. Reg. 332/12: BUILDING CODE (ontario.ca) © Queen’s Printer for Ontario, 2021

Nails for Fastening Gypsum Board

Nails for Fastening Gypsum Board (1) Nails for fastening gypsum board to wood supports shall conform to, (a) ASTM F1667, “Driven Fasteners: Nails, Spikes and Staples”, or (b) CSA B111, “Wire Nails, Spikes and Staples”. Article 9.29.5.6. Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only. Nail Attachment Gypsum […]

Natural Ventilation Area

(1) The unobstructed openable ventilation area to the outdoors for rooms and spaces in a residential occupancy ventilated by natural means shall conform to Table 9.32.2.1. (2) Where a vestibule opens directly off a living or dining room within a dwelling unit, ventilation to the outdoors for such rooms may be through the vestibule Article 9.32.2.1 Ontario […]

Natural Ventilation Table

Table 9.32.2.1.Natural Ventilation Table Forming Part of Sentence 9.32.2.1.(1) Table 9.32.2.1 Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only.

Number of insulated conductors in boxes

Number of insulated conductors in boxes Table 23 (See Rule 12-3034.) Table 23 (Concluded) Source: Table 23, CSA C22.1:21, Canadian Electrical Code, Part 1 (25th Edition), Safety Standard for Electrical Installations. © 2021 Canadian Standards Association. Please visit store.csagroup.org

Openings in Loadbearing Walls

Openings in Loadbearing Walls (1) Openings in loadbearing walls greater than the required stud spacing shall be framed with lintels designed to carry the superimposed loads to adjacent studs. (2) Except as provided in Sentence 9.23.12.3.(2), where two or more members are used in lintels, they shall be fastened together with not less than 82 mm nails […]

Openings in Non-Loadbearing Walls

Openings in Non-Loadbearing Walls (1) Except as provided in Sentence (2), openings in non-loadbearing walls shall be framed with not less than 38 mm material the same width as the studs securely nailed to adjacent studs. (2) Openings for doors in non-loadbearing walls required to be fire separations with a fire-resistance rating shall be framed with the […]