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3.3.4.4.(4) | Application | Intent |
OS1 |
Objective | OS1 Fire Safety |
Attribution | |
Application | Application 1: Requirement in Sentence 3.3.4.4.(2) for an exit or egress door from the uppermost storey or
the lowest storey of a dwelling
unit [containing more than one storey], where
that storey is served by a stairway that:
This applies to buildings described
in Sentence 1.3.3.2.(1) of Division A.
Application 2: This also applies to tents and air-supported
structures, as stated in Sentences 3.1.6.1.(1) and 9.10.1.2.(1). |
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Intent | Intent 1: To exempt the upper and lower levels of a multi-level dwelling
unit from the application of Sentence 3.3.4.4.(2) relating to egress
doorways from each storey, on the basis that the travel path [stairway] to
a public access to exit is separated from the rest of the dwelling unit and
is not shared with egress from another level. This [the
separation] is to limit the probability that fire will spread from other storeys
in the dwelling unit to the stairway, which could lead to:
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