Construction codes of Ontario

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Cantilevered Floor Joists

Cantilevered Floor Joists (1) Floor joists supporting roof loads shall not be cantilevered more than 400 mm beyond their supports where 38 mm by 184 mm joists are used and not more than 600 mm beyond their supports where 38 mm by 235 mm or larger joists are used. (2) The cantilevered portions referred to in Sentence […]

Capping of Hollow Masonry Walls

Capping of Hollow Masonry Walls (1) Except as permitted in Sentence (2), loadbearing walls of hollow masonry units supporting roof or floor framing members shall be capped with not less than 50 mm of solid masonry or have the top course filled with concrete. (2) Capping required in Sentence (1) may be omitted where the roof framing […]

Cavity Walls

(1) Cavity walls shall be made with not less than 90 mm wide units if the joints are raked and not less than 75 mm wide units if the joints are not raked. (2) The width of a cavity in a cavity wall shall be not less than 50 mm and not greater than 150 […]

Cavity Walls Supporting Framing Members

Cavity Walls Supporting Framing Members (1) Floor joists supported on cavity walls shall be supported on solid masonry units not less than 57 mm high. (2) Floor joists described in Sentence (1) shall not project into the cavity. (3) Roof and ceiling framing members bearing on cavity walls shall be supported on, (a) solid masonry […]

Cellular Concrete

Cellular Concrete (1) Masonry made with cellular concrete shall not be used in contact with the soil or exposed to the weather. Article 9.20.2.4 Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only.

Cement

(1) Cement shall meet the requirements of CSA A3001, “Cementitious Materials for Use in Concrete”. Article 9.3.1.2 Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only.

Classification of Buildings

Classification of Buildings (1) Except as provided by Articles 3.1.2.3. to 3.1.2.7., every building or part of it shall be classified according to its major occupancy as belonging to one of the Groups or Divisions described in Table 3.1.2.1. (2) A building intended for use by more than one major occupancy shall be classified according […]