Construction codes of Ontario

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Maximum Spacing of Supports of Gypsum Board Finish (Taped Joints)

Maximum Spacing of Supports of Gypsum Board Finish (Taped Joints) (1) Maximum spacing of supports for gypsum board applied as a single layer shall conform to Table 9.29.5.3. Table 9.29.5.3.Spacing of Supports for Gypsum Board Forming Part of Sentence 9.29.5.3.(1) Article and Table 9.29.5.3. Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only

Maximum Spans for Built-up Ridge Beams and Lintels Supporting

Maximum Spans for Built-up Ridge Beams and Lintels Supporting the Roof and Ceiling Only – No. 1 or No. 2 Grade Table A-12 Forming Part of Sentences 9.23.4.2.(4), 9.23.12.3.(1) and (3), 9.23.13.8.(2) and 9.37.3.1.(1) Notes to Table A-12: (1) Beam and lintel spans are calculated based on a maximum supported length of 4.9 m. Spans may […]

Maximum Spans for Glued-Laminated Timber Lintels – 20f-E Stress Grade – Exterior Walls – Roof and Ceiling Load Only

Maximum Spans for Glued-Laminated Timber Lintels – 20f-E Stress Grade – Exterior Walls – Roof and Ceiling Load Only Table A-16 Forming Part of Sentences 9.23.12.3.(1) and (3) and 9.37.3.1.(1) Notes to Table A-16: (1) Spans are valid for glued-laminated timber conforming to CAN/CSA-O122 and CSA O177. (2) Provide a minimum bearing length of 89 mm. (Alternatively, […]

Maximum Spans for Spruce – Pine – Fir Lintels – No. 1 or No. 2 Grade – Non-Structural Sheathing(1)

Maximum Spans for Spruce – Pine – Fir Lintels – No. 1 or No. 2 Grade – Non-Structural Sheathing(1) Table A-15 Forming Part of Sentences 9.23.12.3.(1) and (3) and 9.37.3.1.(1) Notes to Table A-15: (1) Where structural sheathing is used, lintel spans may be increased by 15%. Structural sheathing consists of a minimum 9.5 mm thick […]

Maximum Vertical Rise of Stair Flights and Required Landings

Maximum Vertical Rise of Stair Flights and Required Landings (1) No “flight” shall have a vertical rise of more than 3.7 m between floors or landings, except that a “flight” serving as an exit in a Group B, Division 2 or 3 occupancy shall have a vertical rise not more than 2.4 m between floors or […]

Mechanical Protection for Electrical Cables

Mechanical Protection for Electrical Cables 1) Where subject to mechanical damage, mineral-insulated cable, aluminum-sheathed cable, and copper-sheathed cable shall be suitably protected. 2) Where mineral-insulated cable, aluminum-sheathed cable, or copper-sheathed cable is installed on the face of a wall, partition, ceiling, or structural member within 1.5 m of the floor, and in all locations where […]

Method of Measurement

Method of Measurement (1) Except as otherwise specified in this Part, the areas, dimensions and heights of rooms or spaces shall be measured between finished wall surfaces and between finished floor and ceiling surfaces. Article 9.5.1.2 Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only.