Construction codes of Ontario

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Lintel Spans and Sizes

Lintel Spans and Sizes (1) Spans and sizes of wood lintels shall conform to the spans shown in Tables A-12 to A-16 (View table links at the bottom of this article), (a) for buildings of residential occupancy, (b) where the wall studs exceed 38 mm by 64 mm in size, (c) where the […]

Lintel Support Over Openings

Lintel Support Over Openings (1) Logs placed in vertical position shall be supported over window and door openings by lintels meeting the requirements of Tables A-12 to A-16. Article 9.37.3.1 Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only. Note : A lintel is a type of beam (a horizontal structural […]

Lintels or Arches Masonry

Lintels or Arches Masonry (1) Masonry over openings shall be supported by steel, reinforced concrete lintels or masonry arches designed to support the imposed loads. (2) Except as provided in Sentences (3) and (6), steel angle lintels supporting masonry above openings shall conform to Table 9.20.5.2.A. (3) Steel angle lintels supporting masonry veneer above openings shall […]

Location of Flashing

Location of Flashing (1) Flashing shall be installed in masonry and masonry veneer walls, (a) beneath jointed masonry window sills, (b) over the back and top of parapet walls, (c) over the heads of glass block panels, (d) beneath weep holes, and (e) over the heads of window and door […]

Loose Steel Lintels for Masonry – No. & Size of Angles Required(6) (7)

Loose Steel Lintels for Masonry – No. & Size of Angles Required(6) (7) Table 9.20.5.2.A.Loose Steel Lintels for Masonry – No. & Size of Angles Required(6) (7) Forming Part of Sentence 9.20.5.2.(2) Notes to Table 9.20.5.2.A.: (1) See Sentence 9.20.5.2.(4). (2) Omit floor load in lintel when distance to bottom of floor construction is greater than width […]

Manufactured Windows, Doors and Skylights

Manufactured Windows, Doors and Skylights (1) Manufactured and pre-assembled windows, doors and skylights and their installation shall conform to, (a) AAMA/WDMA/CSA 101/I.S.2/A440, “NAFS – North American Fenestration Standard/Specification for Windows, Doors, and Skylights”, (b) CSA A440S1, “Canadian Supplement to AAMA/WDMA/CSA 101/I.S.2/A440-11, NAFS – North American Fenestration Standard/Specification for Windows, Doors, and Skylights”, (c) […]

Material Standards for Glass

Material Standards for Glass (1) Glass shall conform to, (a) CAN/CGSB-12.1-M, “Tempered or Laminated Safety Glass,” (b) CAN/CGSB-12.2-M, “Flat, Clear Sheet Glass”, (c) CAN/CGSB-12.3-M, “Flat, Clear Float Glass”, (d) CAN/CGSB-12.4-M, “Heat Absorbing Glass,” (e) CAN/CGSB-12.8, “Insulating Glass Units”, (f) CAN/CGSB-12.10-M, “Glass, Light and Heat Reflecting”, (g) CAN/CGSB-12.11-M, “Wired Safety […]