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9.10.9.10.(1)
OS1OP1
ObjectiveOS1 Fire Safety
Attribution
Application
Application 1: 
Division by fire separations of horizontal service spaces or other concealed spaces located above required vertical fire separations, in buildings to which Part 9 applies [see Sentence 1.3.3.3.(1) of Division A for application of Part 9].
Exceptions: 
except as stated in:
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Intent
Intent 1: 
To limit the probability that fire will spread from one fire compartment to another through concealed spaces located above vertical fire separations, which could lead to harm to persons.
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