Construction codes of Ontario

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Guards

(1) Except as provided in Sentence (6) and Articles 3.3.2.8. and 3.3.4.7., a guard not less than 1 070 mm high shall be provided, (a) around each roof to which access is provided for other than maintenance, (b) at openings into smoke shafts referred to in Subsection 3.2.6. that are less than 1 070 […]

Guards Designed Not to Facilitate Climbing

Guards Designed Not to Facilitate Climbing (1) Guards required by Article 9.8.8.1., except those in industrial occupancies and where it can be shown that the location and size of openings do not represent a hazard, shall be designed so that no member, attachment or opening located between 140 mm and 900 mm above the floor or […]

Gypsum Board Materials

Gypsum Board Materials (1) Gypsum products shall conform to, (a) CAN/CSA-A82.27-M, “Gypsum Board”, (b) ASTM C1178 / C1178M, “Coated Glass Mat Water-Resistant Gypsum Backing Panel”, or (c) ASTM C1396 / C1396M, “Gypsum Board”. Article 9.29.5.2 Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only

Gypsum Board Maximum Spacing of Supports

Gypsum Board Maximum Spacing of Supports (1) Maximum spacing of supports for gypsum board applied as a single layer shall conform to Table 9.29.5.3. Article 9.29.5.3. Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only. GYPSUM BOARD FINISH Gypsum board is the most widely used interior finish because of its speed […]

Gypsum Board Supporting Insulation

Gypsum Board Supporting Insulation (1) Gypsum board supporting insulation shall be at least 12.7 mm thick. Article 9.29.5.4. Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only. GYPSUM BOARD FINISH Although 9.5 mm (3⁄8 in.) thick gypsum board may be used on walls with support spacings up to 400 mm (16 […]

Gypsum Products

Gypsum Products (1) Gypsum products shall conform to, (a) CAN/CSA-A82.27-M, “Gypsum Board”, (b) ASTM C1178 / C1178M, “Coated Glass Mat Water-Resistant Gypsum Backing Panel”, or (c) ASTM C1396 / C1396M, “Gypsum Board”. Article 9.29.5.2. Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only.

Hallway Width

Hallway Width (1) The unobstructed width of a hallway within a dwelling unit shall be not less than 860 mm, except that the hallway width is permitted to be 710 mm, where, (a) there are only bedrooms and bathrooms at the end of the hallway furthest from the living area, and (b) a second […]