Div. B › Part 3 › 3.1 › 3.1.4 — Combustible Construction

3.1.4.1 — Combustible Materials Permitted

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(1) Except as required by this Part, a building permitted to be of combustible construction is permitted to be constructed of combustible materials, with or without noncombustible components.

OBC Definitions

Defined terms on this page

combustible

means that a material fails to meet the acceptance criteria of CAN/ULC-S114, “Test for Determination of Non-Combustibility in Building Materials”.

combustible construction

means a type of construction that does not meet the requirements for noncombustible construction or encapsulated mass timber construction.

noncombustible

means that a material meets the acceptance criteria of CAN/ULC-S114, “Test for Determination of Non-Combustibility in Building Materials”.

building

(a) a structure occupying an area greater than ten square metres consisting of a wall, roof and floor or any of them or a structural system serving the function thereof including all plumbing, works, fixtures and service systems appurtenant thereto,
(b) a structure occupying an area of ten square metres or less that contains plumbing, including the plumbing appurtenant thereto,
(c) plumbing not located in a structure,
(c.1) a sewage system, or
(d) structures designated in the building code; Act

construct

to do anything in the erection, installation, extension or material alteration or repair of a building and includes the installation of a building unit fabricated or moved from elsewhere; Act

construction

has a corresponding meaning to “construct”; Act

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