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9.23.5.1.(1)
OS2OP2OH1OS1OS3OH4
ObjectiveOS1 Fire Safety
Attribution
[F20,F22-OS1.2] Applies to assemblies required to provide fire resistance.
Application
Application 1: 
Maximum size and location of holes in lumber roof, floor and ceiling members, in wood-frame constructions to which Section 9.23. applies [see Sentence 9.23.1.1.(1) for application of Section 9.23.].
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Intent
Intent 1: 
To limit the probability of the inappropriate location of holes or a loss of effective depth, which could lead to an inability to resist expected gravity and lateral loads.
Where assemblies are required to provide fire resistance, this is to limit the probability of compromised fire resistance of the assembly, which could lead to harm to persons.
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