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OBC 2006 › Division B

3.2.2.43.

Version 1 — in force 1 April 2010

In force · amended
Verified · covered Verified against the 2010-04-01–2010-06-30 consolidation, whose range covers the query date. How to read this

Provenance

OBC 1997 · continues from 3.2.2.43. — Pro

Base · O. Reg. 350/06 · ext v0 →

O. Reg. 205/08, cl. 4 · ext ← current

In force 2010-04-01

OBC 2012 · continues as 3.2.2.43. — Pro

3.2.2.43. — Group C, up to 6 Storeys, Sprinklered

Comparing versions

Changed text stands out · unchanged is dimmed

v0 base

Earlier · 2006-12-31

(1) A building classified as Group C is permitted to conform to Sentence (2) provided,

(a) it is not more than 6 storeys in building height, and

(b) it has a building area not more than the value in Table 3.2.2.43.A. or Table 3.2.2.43.B.

(2) The building referred to in Sentence (1) shall be of noncombustible construction, and,

(a) except as permitted by Sentence (3), floor assemblies shall be fire separations with a fire-resistance rating of not less than 1 h,

(b) mezzanines shall have a fire-resistance rating of not less than 1 h,

(c) if the building is not sprinklered, roof assemblies shall have a fire-resistance rating not less than 1 h, and

(d) loadbearing walls, columns and arches shall have a fire-resistance rating not less than that required for the supported assembly.

(3) In a building that contains dwelling units that have more than 1 storey, subject to the requirements of Sentence 3.3.4.2.(3), the floor assemblies, including floors over basements, that are entirely contained within these dwelling units, shall have a fire-resistance rating not less than 1 h but need not be constructed as fire separations.

v1 O. Reg. 205/08

Later · viewing · 2010-04-01

(1) A building classified as Group C is permitted to conform to Sentence (2) provided,

(a) except as permitted by Sentence 3.2.2.7.(1), the building is sprinklered,

(b) it is not more than 6 storeys in building height, and

(c) it has a building area,

(i) that is not limited if the building is not more than 2 storeys in building height,

(ii) not more than 12 000 m2 if 3 storeys in building height,

(iii) not more than 9 000 m2 if 4 storeys in building height,

(iv) not more than 7 200 m2 if 5 storeys in building height, or

(v) not more than 6 000 m2 if 6 storeys in building height.

(2) Except as permitted by Article 3.2.2.16., the building referred to in Sentence (1) shall be of noncombustible construction, and,

(a) except as permitted by Sentence (3), floor assemblies shall be fire separations with a fire-resistance rating not less than 1 h,

(b) mezzanines shall have a fire-resistance rating not less than 1 h, and

(c) loadbearing walls, columns and arches shall have a fire-resistance rating not less than that required for the supported assembly.

(3) In a building that contains dwelling units that have more than 1 storey, subject to the requirements of Sentence 3.3.4.2.(3), the floor assemblies, including floors over basements, which are entirely contained within these dwelling units, shall have a fire-resistance rating not less than 1 h but need not be constructed as fire separations.