Construction codes of Ontario

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Rules 8-104, 8-304, and 62-114

Rules 8-104, 8-304, and 62-114 When an overcurrent device is located in an assembly such as a fused switch or a panelboard, the assembly is required to be marked for continuous operation of its overcurrent devices in accordance with the requirements of CSA C22.2 No. 4 or CSA C22.2 No. 29. Fused switches and circuit […]

Scope heating, Ventilating or Air-conditioning

Scope heating, Ventilating or Air-conditioning (1) The scope of this Part shall be as described in Subsection 1.1.2. of Division A. (2) Where the method of operation of an existing heating, ventilating or air-conditioning system is altered, the repair or component replacements that change the capacity or extent of safety of the system shall conform to this […]

Showers and Bathtubs

Showers and Bathtubs (1) Except within a suite of residential occupancy, if showers are provided in a building, the number of barrier-free showers shall conform to Table 3.8.3.13. Table 3.8.3.13.Minimum Number of Barrier-Free Showers Forming Part of Sentence 3.8.3.13.(1) (2) A barrier-free shower required by Sentence (1) shall, (a) be not less than 1 500 mm […]

Solid Core Wood Door as a Closure

(1) A 45 mm thick solid core wood door is permitted to be used where a minimum fire-protection rating of 20 min is permitted or between a public corridor and a suite provided the door conforms to CAN/ULC-S113, “Wood Core Doors Meeting the Performance Required by CAN/ULC-S104 for Twenty Minute Fire Rated Closure Assemblies”. (2) Doors […]

Sound Patterns of Smoke Alarm

Sound Patterns of Smoke Alarm (1) The sound patterns of smoke alarms shall, (a) meet the temporal patterns of alarm signals, or (b) be a combination of temporal pattern and voice relay. Article 9.10.19.2 Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only.

Stair Width

Stair Width (1) Except as provided in Sentence (2) and Article 9.8.4.5A., required exit stairs and public stairs serving buildings of residential occupancy shall have a width, measured between wall faces or guards, of not less than 900 mm. (2) Required exit stairs serving a house or an individual dwelling unit shall have a width of not […]

Stairs, Ramps, Landings, Handrails and Guards for Dwelling Units

Stairs, Ramps, Landings, Handrails and Guards for Dwelling Units (1) Except as required by Article 3.3.4.8., stairs, ramps, landings, handrails and interior guards within a dwelling unit shall conform to the applicable requirements in Section 9.8. (2) Except as provided in Sentence (3), exterior stairs, ramps, landings, handrails and guards serving a single dwelling unit shall conform […]