CodeChronicle

OBC 2006 Division B

9.20.6.2.

Version 1 — in force 1 January 2010

In force · amended
Verified · covered Verified against the 2010-01-01–2010-03-31 consolidation, whose range covers the query date. How to read this

Provenance

OBC 1997 · continues from 9.20.6.2. — Pro

Base · O. Reg. 350/06 · ext v0 →

O. Reg. 503/09, cl. 165 · ext ← current

In force 2010-01-01

OBC 2012 · continues as 9.20.6.2. — Pro

9.20.6.2. — Cavity Walls

(1) Cavity walls shall be made with not less than 90 mm wide units if the joints are raked and not less than 75 mm wide units if the joints are not raked.

(2) The width of a cavity in a cavity wall shall be not less than 50 mm and not greater than 150 mm.

(3) The minimum thickness of cavity walls above the supporting base shall be 230 mm for the top 7.6 m and 330 mm for the remaining portion, except that where 75 mm wide units are used, the wall height above the top of the foundation wall shall not exceed 6 m.

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