Double wall framing

Double wall framing can be used to provide more space for insulation (see Figure 19). The interior stud wall should be kept apart from the exterior load-bearing stud wall to allow for continuous insulation and prevent thermal bridges. The interior and exterior wall sections can be connected with OSB or plywood spacers and erected as […]
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Edge Support Panel-Type Subflooring

Edge Support Panel-Type Subflooring (1)  Where the edges of panel-type subflooring are required to be supported, such support shall consist of tongue-and-groove panel edges or not less than 38 mm by 38 mm blocking securely nailed between framing members. Article 9.23.14.3. Ontario Regulation 332/12 Building Code,   O. Reg. 332/12: BUILDING CODE (ontario.ca) © Queen’s Printer […]
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End Bearing for Joists

End Bearing for Joists (1)  Except when supported on ribbon boards, floor joists shall have not less than 38 mm length of end bearing. (2)  Ribbon boards referred to in Sentence (1) shall be not less than 19 mm by 89 mm lumber let into the studs. Article 9.23.9.1. Ontario Regulation 332/12 Building Code,   Information published […]
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End Bearing Length of Joists and Rafters

End Bearing Length of joists and rafters (1)  The length of end bearing of joists and rafters shall be not less than 38 mm. Article 9.23.13.3 Ontario Regulation 332/12 Building Code,   Information published by oncodes.ca for educational purposes only.
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Engineered Wood Products

Engineered Wood Products Several types of engineered wood products (EWPs) are routinely used in wood-frame house construction. These products can provide equivalent or superior strength compared with dimension lumber and are typically manufactured using less wood fibre and available in long lengths. They include: wood I-joists, glulam, plywood, oriented strand board (OSB), laminated veneer lumber […]
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Fastening for Sheathing or Subflooring

Fastening for Sheathing or Subflooring (1)  Except as required by Sentence (5), fastening of sheathing and subflooring shall conform to Table 9.23.3.5. (2)  Staples shall not be less than 1.6 mm in diameter or thickness, with not less than a 9.5 mm crown driven with the crown parallel to framing. (3)  Roofing nails for the attachment of fibreboard […]
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