Construction codes of Ontario

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Interceptors

Interceptors (1) Every interceptor shall be designed so that it can be readily cleaned. (2) Every grease interceptor shall be designed so that it does not become air bound. (3) Where a grease interceptor is required by Sentence 7.4.4.3.(1), the interceptor shall conform to, (a) CSA B481.1, “Testing and Rating of Grease Interceptors Using Lard”, […]

Interior Wall and Ceiling Finishes

Interior Wall and Ceiling Finishes Gypsum board (drywall) is the most common interior finish in Canadian houses. In addition to providing a smooth, paintable surface, gypsum board provides a degree of fire resistance to lightweight structural framing, allowing walls and floors to remain in place to provide some time for occupants to become aware of […]

Joints in Top Plates

Joints in Top Plates (1) Joints in the top plates of loadbearing walls shall be staggered not less than one stud spacing. (2) The top plates in loadbearing walls shall be lapped or otherwise suitably tied at corners and intersecting walls in accordance with Sentence (4). (3) Joints in single top plates used with loadbearing walls […]

Joints Offset Panel-Type Underlay

Joints Offset Panel-Type Underlay (1) Where panel-type underlay is required to be installed over plywood, or OSB or waferboard, the joints in the underlay shall be offset at least 200 mm from the joints in the underlying subfloor. Article 9.30.2.4 Ontario Regulation 332/12 Building Code, O. Reg. 332/12: BUILDING CODE (ontario.ca) © Queen’s Printer for […]

Kitchen Areas Space

(1) Kitchen areas within dwelling units either separate from or in combination with other spaces, shall have an area of not less than 4.2 m² including the area occupied by the base cabinets, except that in dwelling units containing sleeping accommodation for not more than two persons, the minimum area shall be 3.7 m². Article 9.5.6.1 […]

Kitchen, Bathroom and Water Closet Room Exhaust Duct Size Table

Kitchen, Bathroom and Water Closet Room Exhaust Duct Size Table Table 9.32.3.5. Forming Part of Sentence 9.32.3.5.(4) Table 9.32.3.5 Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only.

Length of Fasteners for Gypsum Board

Length of Fasteners for Gypsum Board (1) The length of fasteners for gypsum board shall conform to Table 9.29.5.5., except that lesser depths of penetration are permitted for assemblies required to have a fire-resistance rating provided it can be shown, on the basis of fire tests, that such depths are adequate for the required rating. Table […]