Construction codes of Ontario

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Restraint of Joist Bottoms

Restraint of Joist Bottoms (1) Except as provided in Sentence 9.23.9.4.(1), bottoms of floor joists shall be restrained from twisting at each end by toe-nailing to the supports, end-nailing to the header joists or by providing continuous strapping, blocking between the joists or cross-bridging near the supports. Article 9.23.9.3. Ontario Regulation 332/12 Building Code, Information […]

Round vs Rectangular Equivalent Duct Sizes

Round vs Rectangular Equivalent Duct Sizes Table 9.32.3.10.B. Forming Part of Sentence 9.32.3.10.(10) Table 9.32.3.10.B. Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only.

Running of cable between boxes and fittings

Running of cable between boxes and fittings (see Appendices B and G) 1) Where the cable is run between boxes and fittings, it shall be supported by straps, Type 2S or 21S cable ties, or other devices located a) within 300 mm of every box or fitting; andb) at intervals of not more than 1.5 […]

Sanitary Drainage Systems

Sanitary Drainage Systems (1) Every sanitary drainage system shall be connected to a public sanitary sewer, a public combined sewer or a private sewage disposal system. (2) A combined building drain or a combined building sewer shall not be installed. Article 7.1.5.1. Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only.

Screws for Fastening Gypsum Board

Screws for Fastening Gypsum Board (1) Screws for fastening gypsum board to wood supports shall conform to ASTM C1002, “Steel Self-Piercing Tapping Screws for the Application of Gypsum Panel Products or Metal Plaster Bases to Wood Studs or Steel Studs”. Article 9.29.5.7. Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only. […]

Silencing of Smoke Alarms

(1) Except as permitted in Sentence (2), a manually operated device shall be incorporated within the circuitry of a smoke alarm installed in a house or an individual dwelling unit so that the signal emitted by the smoke alarm can be silenced for a period of not more than 10 min, after which the smoke alarm […]

Sill-Plate Method

Sill-Plate Method The sill-plate method is the most common form of connection and can be used with either concrete or concrete block foundation walls. It consists of a wood sill plate anchored to the foundation wall (Figure 56) for the support and fastening of the joists and a rim joist attached to the ends of […]