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9.26.11.8.(2)
OH1OS2
ObjectiveOH1 Indoor Conditions
Attribution
Application
Application 1: 
Installation of built-up roofing applied over plywood, OSB or waferboard roof sheathing, on buildings to which Part 9 applies [see Sentence 1.3.3.3.(1) of Division A for application of Part 9], where the joints of plywood, OSB or waferboard are taped and the sheathing is primed with asphalt.
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Intent
Intent 1: 
To exempt from the requirement for a dry layer of felt as stated in Sentence (1), constructions where taped joints and primed sheathing provide extra protection against the absorption and leakage of rain or meltwater [same intent as Sentence 9.26.11.8.(1)].
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