Div. B › Part 3 › 3.4 › 3.4.7 — Fire Escapes

3.4.7.1 — Scope

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(1) Except as permitted by Sentence (2), fire escapes shall not be erected on a building.

(2) If it is impracticable to provide one or more of the exit facilities listed in Article 3.4.1.4., fire escapes conforming to Articles 3.4.7.2. to 3.4.7.7. are permitted to serve floor areas in an existing building provided the floor areas served are,

(a) not in an elementary or secondary school or a retirement home,

(b) not more than 2 storeys above ground level in care, care and treatment or detention occupancies, and

OBC Definitions

Defined terms on this page

exit

means that part of a means of egress, including doorways, that leads from the floor area it serves to a separate building, an open public thoroughfare or an exterior open space protected from fire exposure from the building and having access to an open public thoroughfare.

floor area

means the space on any storey of a building between exterior walls and required firewalls, including the space occupied by interior walls and partitions, but not including exits, vertical service spaces and their enclosing assemblies.

listed

means equipment or materials included in a list published by a certification organization accredited by the Standards Council of Canada.

occupancy

means the use or intended use of a building or part of a building for the shelter or support of persons, animals or property.

retirement home

means a building or part of a building that is a retirement home as defined in subsection 2 (1) of the Retirement Homes Act, 2010.

storey

means , except for the purposes of Part 7 of Division B, the portion of a building, (a)that is situated between the top of any floor and the top of the floor next above it, or (b)that is situated between the top of the floor and the ceiling above the floor, if there is no floor above it.

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

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