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9.23.14.1.(1)
OS2
ObjectiveOS2 Structural Safety
Attribution
Application
Application 1: 
Provision of subflooring beneath finish flooring, in wood-frame constructions to which Section 9.23. applies [see Sentence 9.23.1.1.(1) for application of Section 9.23.], where finish flooring does not have adequate strength to support the specified live loads.
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Intent
Intent 1: 
To limit the probability of inadequate strength, which could lead to an inability to resist expected gravity loads, which could lead to the failure of finish flooring between floor joists, which could lead to persons breaking through flooring, which could lead to harm to persons.
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