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9.15.6.3.(1)
OH1OS3OS2OP2
ObjectiveOS2 Structural Safety
Attribution
[F61-OS2.3] Applies to elements that support or are part of an environmental separator.
Application
Application 1: 
Form ties in cast-in-place concrete foundation walls on soils having an allowable bearing pressure of 75 kPa or greater, for buildings of wood-frame or masonry construction to which Part 9 applies [see Sentence 1.3.3.3.(1) of Division A for application of Part 9].
Exceptions: 
except as stated in Sentence 9.15.1.2.(1), which applies to buildings that are erected on permafrost.
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Intent
Intent 1: 
To limit the probability of discontinuity in dampproofing and waterproofing materials at form ties, which could lead to an inadequate resistance to water, which could lead to compromised integrity of elements supported or protected by foundations, which could lead to the ingress of moisture from the ground, which could lead to deterioration, which could lead to harm to persons.
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