Div. B › Part 9 › 9.9 › 9.9.2 — Types and Purpose of Exits

9.9.2.3 — Elevators, Slide Escapes and Windows as Means of Egress

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(1) Elevators, slide escapes or windows shall not be considered as part of a required means of egress.

(2) Except for floor areas of mercantile occupancy, casement windows not less than 1 060 mm high, 560 mm wide, with a sill height not more than 900 mm above the inside floor, are permitted to be considered part of a required means of egress to provide access to fire escapes, when fire escapes are permitted.

OBC Definitions

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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.

means of egress

means of egress includes exits and access to exits and means a continuous path of travel provided for the escape of persons from any point in a building or in a contained open space to, (a)a separate building, (b)an open public thoroughfare, or (c)an exterior open space that is protected from fire exposure from the building and that has access to an open public thoroughfare.

mercantile occupancy

means the occupancy or use of a building or part of a building for the displaying or selling of retail goods, wares or merchandise.

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.

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