Construction codes of Ontario

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Combination Room

(1) Two or more areas may be considered as a combination room if the opening between the areas occupies the larger of 3 m2 or 40% or more of the wall measured on the side of the dependent area. (2) Where the dependent area is a bedroom, direct passage shall be provided between the two areas. […]

Combined Living, Dining, Bedroom and Kitchen Spaces

Combined Living, Dining, Bedroom and Kitchen Spaces (1) Despite Subsections 9.5.4. to 9.5.7., where living, dining, bedroom and kitchen spaces are combined in a dwelling unit that contains sleeping accommodation for not more than two persons, the area of the combined spaces shall be not less than 13.5 m2. Article 9.5.8.1 Ontario Regulation 332/12 Building Code, […]

Continuity of the Air Barrier System

Continuity of the Air Barrier System (1) Where the air barrier system consists of an air-impermeable panel-type material, all joints shall be sealed to minimize air leakage. (2) Where the air barrier system consists of flexible sheet material, all joints shall be, (a) sealed with compatible material such as tape or flexible sealant, or […]

Control of Water Ingress

Control of Water Ingress (1) Except as provided in Article 9.16.3.2. or where it can be shown to be unnecessary, ingress of water underneath a floor-on-ground shall be prevented by grading or drainage. Article 9.16.3.1 Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only.

CSA configurations for non-locking receptacles Diagram 1

CSA configurations for non-locking receptacles Diagram 1 (See Rules 26-700, 26-720, 26-744, 38-023, 58-400, 78-050, and 86-306,Diagram 2, and Appendix B.) For configurations 6-15R, 6-20R, 6-20RA, 6-30R, and 6-50R, Y denotes the identified terminal when used on circuits derived from three-phase, 4-wire 416 V circuits. Note: Except as noted above, in Diagrams 1 and 2,a) […]

Dimensions for Runs and Rectangular Treads

(1) The run for rectangular treads shall conform to Table 9.8.4.1. (2) The depth of a rectangular tread shall be not less than its run and not more than its run plus 25 mm. Article 9.8.4.2 Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only.

Dimensions for Tapered Treads

Dimensions for Tapered Treads (1) Except as provided in Sentence (2) and Articles 9.8.4.5. and 9.8.4.5A., tapered treads shall have a run that, (a) is not less than 150 mm at the narrow end of the tread, and (b) complies with the dimensions for rectangular treads specified in Table 9.8.4.1. when measured at a […]