CodeChronicle

OBC 2006 Division B

9.27.9.

Version 0 — in force 31 December 2006

In force
Verified · covered Verified against the 2006-12-31–2007-04-01 consolidation, whose range covers the query date. How to read this

Provenance

OBC 1997 · continues from 9.27.9. — Pro

Base · O. Reg. 350/06 · ext← current

Original — base regulation

OBC 2012 · renumbered to 9.27.8. — Pro

9.27.9. — Plywood

Content not available for this version.

9.27.9.1. — Material Standards

(1) Plywood cladding shall be exterior type conforming to,

(a) CSA O115-M, “Hardwood and Decorative Plywood”,

(b) CSA O121-M, “Douglas Fir Plywood”,

(c) CSA O151, “Canadian Softwood Plywood”, or

(d) CSA O153-M, “Poplar Plywood”.

Text · e-Laws consolidated snapshot

9.27.9.2. — Thickness

(1) Plywood cladding shall be not less than 6 mm thick when applied directly to sheathing.

(2) When applied directly to framing or over furring strips, plywood cladding thickness shall conform to Table 9.27.9.2.

(3) The thickness of grooved or textured plywood shall be measured at the point of least thickness.

Text · e-Laws consolidated snapshot

Table 9.27.9.2. Minimum Plywood Cladding Thickness Forming Part of Sentence 9.27.9.2.(2)

Column 1

Column 2

Column 3

Spacing of Supports, mm

Minimum Thickness, mm, where Face Grain Parallel to Supports

Minimum Thickness, mm, where Face Grain at Right Angles to Supports

400

8

6

600

11

8

9.27.9.3. — Edge Treatment

(1) The edges of plywood cladding shall be treated with a suitable paint or sealer.

Text · e-Laws consolidated snapshot

9.27.9.4. — Panel Cladding

(1) Plywood applied in panels shall have all edges supported.

(2) Not less than a 2 mm gap shall be provided between panels referred to in Sentence (1).

(3) Vertical joints in cladding referred to in Sentence (1) shall be protected with batten strips or caulking when the plywood joints are not matched.

(4) Horizontal joints in cladding referred to in Sentence (1) shall be lapped not less than 25 mm or shall be suitably flashed.

Text · e-Laws consolidated snapshot

9.27.9.5. — Lapped Strip Siding

(1) Plywood applied in horizontal lapped strips shall have not less than a 2 mm gap provided at the butted ends, which shall be caulked.

(2) The horizontal joints of siding described in Sentence (1) shall be lapped not less than 25 mm.

(3) Wedges shall be inserted under all vertical butt joints and at all corners when horizontal lapped plywood is applied without sheathing.

Text · e-Laws consolidated snapshot