Construction codes of Ontario

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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 […]

Outlet box supports

Outlet box supports (see Appendix B) 1) Except as permitted by Subrule 6), boxes and fittings shall be firmly secured to studs, joists, or similar fixed structural units other than wooden, metal, or composition lath, in accordance with this Rule. 2) Where ganged sectional boxes are used, they shall be secured to metal supports or […]

Outlet boxes

Outlet boxes (see Appendix B) 1) A box or an equivalent device shall be installed at every point of outlet, switch, or junction of conduit, raceways, armoured cable, or non-metallic-sheathed cable. 2) Non-metallic outlet boxes shall not be used in wiring methods using metal raceways or armoured or metal-sheathed cable, except where the boxes are […]

Panel-Type Underlay Flooring

Panel-Type Underlay Flooring (1) A panel-type underlay shall be provided under resilient flooring, parquet flooring, ceramic tile, felted-synthetic-fibre floor coverings or carpeting laid over lumber subflooring. (2) A panel-type underlay shall be provided under resilient flooring, parquet flooring, felted-synthetic-fibre floor coverings or carpeting on panel-type subflooring whose edges are unsupported. (3) Panel-type underlay shall be provided under ceramic […]

Parquet Flooring Adhesive

Parquet Flooring Adhesive (1) Adhesive used to attach parquet block flooring shall be suitable for bonding wood to the applicable subfloor material. Article 9.30.4.1. Ontario Regulation 332/12 Building Code, O. Reg. 332/12: BUILDING CODE (ontario.ca) © Queen’s Printer for Ontario, 2021

Power Supply Smoke Alarm

Power Supply Smoke Alarm (1) Except as provided in Sentences (2) and (3), smoke alarms required in Sentences 9.10.19.1.(1) and 9.10.19.3.(2) shall, (a) be installed with permanent connections to an electrical circuit, (b) have no disconnect switch between the overcurrent device and the smoke alarm, and (c) in case the regular power supply […]