Construction codes of Ontario

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Built-up Wood Beams

Built-up Wood Beams (1) Where a beam is made up of individual pieces of lumber that are nailed together, the individual members shall be 38 mm or greater in thickness and installed on edge. (2) Except as permitted in Sentence (3), where individual members of a built-up beam are butted together to form a joint, the […]

Cantilevered Floor Joists

Cantilevered Floor Joists (1) Floor joists supporting roof loads shall not be cantilevered more than 400 mm beyond their supports where 38 mm by 184 mm joists are used and not more than 600 mm beyond their supports where 38 mm by 235 mm or larger joists are used. (2) The cantilevered portions referred to in Sentence […]

Capping of Hollow Masonry Walls

Capping of Hollow Masonry Walls (1) Except as permitted in Sentence (2), loadbearing walls of hollow masonry units supporting roof or floor framing members shall be capped with not less than 50 mm of solid masonry or have the top course filled with concrete. (2) Capping required in Sentence (1) may be omitted where the roof framing […]

Cavity Walls Supporting Framing Members

Cavity Walls Supporting Framing Members (1) Floor joists supported on cavity walls shall be supported on solid masonry units not less than 57 mm high. (2) Floor joists described in Sentence (1) shall not project into the cavity. (3) Roof and ceiling framing members bearing on cavity walls shall be supported on, (a) solid masonry […]

Ceiling Fan with Switch and Light Dimmer diagram

Ceiling Fan with Switch and Light Dimmer diagram Oncodes.ca publishes this information for educational purposes only. Please consult your electrician prior to any work and/or have an inspection performed. buildmyowncabin.com Note : The fan is controlled by a switch with normal on/off operation and the light by a dimmer.

Ceiling Heights of Rooms or Spaces

(1) The ceiling heights of rooms or spaces in residential occupancies and live/work units shall conform to Table 9.5.3.1. (2) Areas in rooms or spaces over which ceiling height is not less than the minimum specified in Table 9.5.3.1. shall be contiguous with the entry or entries to those rooms or spaces. Article 9.5.3.1 Ontario Regulation 332/12 […]

Ceiling Heights of Rooms or Spaces – Table

Table 9.5.3.1.Room Ceiling Heights Forming Part of Sentences 9.5.3.1.(1) and (2) Notes to Table 9.5.3.1.: (1) Area of the space shall be measured at floor level. Table 9.5.3.1 Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only.