OBC 2006 › Division B
9.4.2.1.
Version 0 — in force 31 December 2006
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- Edition
- OBC_2006
- Division
- B
- Provision
- 9.4.2.1.
- Version
- v0
(1) This Regulation comes into force on December 31, 2006.
Read directly from the regulation's own commencement section.
O. Reg. 350/06 · commencement 2.2.1.1(1)
This version stayed in force until the next edition replaced it. What follows is that edition’s base regulation’s commencement — the takeover that ended this one.
(1) Subject to Sentences (2) and (3), this Regulation comes into force on January 1, 2014.
Read directly from the regulation's own commencement section.
O. Reg. 332/12 · commencement 4.4.1.1(1)
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Tell us what is wrong and we will verify & correct our mapping.
- Edition
- OBC_2006
- Division
- B
- Provision
- 9.4.2.1.
- Version
- v0
(1) This Regulation comes into force on December 31, 2006.
Read directly from the regulation's own commencement section.
O. Reg. 350/06 · commencement 2.2.1.1(1)
This version stayed in force until the next edition replaced it. What follows is that edition’s base regulation’s commencement — the takeover that ended this one.
(1) Subject to Sentences (2) and (3), this Regulation comes into force on January 1, 2014.
Read directly from the regulation's own commencement section.
O. Reg. 332/12 · commencement 4.4.1.1(1)
Provenance
OBC 1997 · continues from 9.4.2.1. — Pro
Base · O. Reg. 350/06 · ext← current
Original — base regulation
OBC 2012 · continues as 9.4.2.1. — Pro
9.4.2.1. — Application
(1) This Subsection applies to light-frame construction whose wall, floor and roof planes are generally comprised of frames of small repetitive structural members, and where,
(a) the roof and wall planes are clad, sheathed or braced on at least one side,
(b) the small repetitive structural members are spaced not more than 600 mm o.c.,
(c) the clear span of any structural member does not exceed 12.20 m,
(d) the maximum deflection of the structural roof members conforms to Article 9.4.3.1.,
(e) the maximum total roof area, notwithstanding any separation of adjoining buildings by firewalls, is 4 550 m2, and
(f) for flat roofs, there are no significant obstructions on the roof, such as parapet walls, spaced closer than the distance calculated by,
Do = 10(Ho – 0.8 Ss/γ)
where,
Do = minimum distance between obstructions, m,
Ho = height of the obstruction above the roof, m,
Ss = ground snow load, kPa, and
γ = unit weight of snow, kN/m3.
Text · e-Laws consolidated snapshot
Provenance
OBC 1997 · continues from 9.4.2.1. — Pro
Base · O. Reg. 350/06 · ext← current
Original — base regulation
OBC 2012 · continues as 9.4.2.1. — Pro