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9.26.4.7.(3)
ApplicationIntent
OH1OS2
ObjectiveOS2 Structural Safety
Attribution
[F61-OS2.3]
Application
Application 1: 
Minimum vertical extension of flashing at the intersections of built-up roofs and walls, including walls of chimneys, clad with a material other than masonry, on buildings to which Part 9 applies [see Sentence 1.3.3.3.(1) of Division A for application of Part 9].
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Intent
Intent 1: 
To limit the probability that water from rain or melting snow will pond on roofs and overtop cant strips, which could lead to precipitation or meltwater ingress, which could lead to deterioration, which could lead to the structural failure of roofs or walls, or elements protected by such assemblies, which could lead to harm to persons.
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