Construction codes of Ontario

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Protection for cable in concealed installations

Protection for cable in concealed installations (see Appendices B and G) 1) Where the cable is run through studs, joists, or similar members, the outer surfaces of the cable shall be kept a distance of at least 32 mm from the edges of the members, or the cable shall be protected from mechanical damage by […]

Protection of receptacles by a ground fault circuit interrupter of the Class A type

Protection of receptacles by a ground fault circuit interrupter of the Class A type (see Appendix B) 1) Receptacles having CSA configuration 5-15R or 5-20R installed within 1.5 m of sinks (wash basins complete with a drainpipe), bathtubs, or shower stalls shall be protected by a ground fault circuit interrupter of the Class A type, […]

Protection of Wood from Dampness

Protection of Wood from Dampness (1) Except as permitted in Sentence (2), wood framing members that are not pressure-treated with a wood preservative and that are supported on concrete in contact with the ground or fill shall be separated from the concrete by not less than 0.05 mm polyethylene film or Type S roll roofing. (2) Dampproofing […]

Proximity of Doors to Stairs

Proximity of Doors to Stairs (1) Except as provided in Sentence (2), the distance between a stair riser and the leading edge of a door in its swing, except for doors serving a house or an individual dwelling unit, shall be not less than 300 mm. (2) Where there is a danger of blockage from ice or […]

Radon

Radon – (1) In addition to all other requirements, a building in the following designated areas shall be designed and constructed so that the annual average concentration of radon 222 does not exceed 200 Bq/m3 of air and the annual average concentration of the short lived daughters of radon 222 does not exceed 0.02 working levels […]

Receptacles (plugs) General

Receptacles (plugs) General (see Appendix B) 1) Receptacle configurations shall be in accordance with Diagrams 1 and 2, except a) for receptacles used on equipment solely for interconnection purposes;b) for receptacles for specific applications as required by other Rules of this Code; orc) where other configurations are suitable. 2) Except as provided for by other […]

Receptacles for dwelling units (see Appendices B and G)

Receptacles for dwelling units (see Appendices B and G) Receptacles for dwelling units (including single dwellings) shall meet the following requirements: a) except as otherwise provided for in this Code, in dwelling units duplex receptacles shall be installed in the finished walls of every room or area, other than bathrooms, hallways, laundry rooms, water closet […]