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3.6.3.1.(2) | Application | Intent |
OS1 | OP1 |
Objective | OS1 Fire Safety |
Attribution | |
Application | Application 1: Minimum fire-resistance rating of
the construction of an enclosure at the top of a vertical
service space that does not extend through the roof of a building,
in buildings described in Sentence 1.3.3.2.(1) of Division A. Application 2: This also applies to chutes and shafts in buildings to
which Part 9 applies [see Sentence 1.3.3.3.(1) of Division A for application
of Part 9], as stated in Sentence 9.10.1.2.(7), except where the chute
or shaft is entirely contained within a dwelling unit.
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Intent | Intent 1: To limit the probability that fire will spread from the
vertical service space into the storey that is located at the top of the vertical
service space, which could lead to harm to persons. |
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