Construction codes of Ontario

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Means of Egress

Means of Egress Windows can allow occupants to escape to the outdoors (provide a means of egress) if fire blocks the usual exit paths from a room. Each basement bedroom must have at least one outside window (or exterior door) operable from the inside without the use of tools or special knowledge and without the […]

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.

Minimum Lumber Grades for Specific End Uses – Table

Table 9.3.2.1.Minimum Lumber Grades for Specific End Uses Forming Part of Sentences 9.3.2.1.(1) and 9.3.2.2.(1). Table 9.3.2.1 Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only.

Minor Combustible Components

(1) The following minor combustible components are permitted in a building required to be of noncombustible construction: (a) paint, (b) self-adhesive tapes, mastics and caulking materials applied to provide flexible seals between the major components of exterior wall construction, (c) fire stops conforming to Sentence 3.1.9.1.(1) and fire blocks conforming to Article 3.1.11.7., […]

Moisture, Air Leakage, Vapour Diffusion and Heat Transfer Control

Moisture, Air Leakage, Vapour Diffusion and Heat Transfer Control In modern wood-frame houses, continuous insulation is needed to provide energy efficiency and comfort. A continuous air barrier system will restrict air movement into and out of a house, help provide thermal comfort, reduce heat loss and avoid moisture condensation in the walls and ceilings that […]

Nailing Flooring Wood Strip

Nailing Flooring Wood Strip (1) When nails are used, wood strip flooring shall be toe nailed or face nailed with at least one nail per strip at the spacings shown in Table 9.30.3.3., except that face nailed strips of more than 25 mm in width shall have at least two nails per strip. (2) Face nails shall […]