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5.6.2.2.(2)
OH1OS2+
ObjectiveOS2 Structural Safety
Attribution
Application
Application 1: 
Drainage, for sloped or horizontal assemblies that are subject to the accumulation of precipitation, in buildings to which Part 5 applies [see Sentence 1.3.3.2.(1) of Division A for application of Part 5].
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Intent
Intent 1: 
To limit the probability of over-flowing flashings or premature failure of materials, which could lead to water ingress, which could lead to deterioration, which could lead to compromised structural integrity of the separators or of elements supported or protected by the separators, which could lead to structural failure, which could lead to harm to persons.
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