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9.27.8.4.(3) | Application | Intent |
| OH1 | OS2 |
| Objective | OS2 Structural Safety |
| Attribution | |
| Application | Application 1: Minimum head lap for asbestos-cement shingles, 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 of an inability to effectively
shed water, which could lead to water draining down the face of walls and
returning up under shingles due to surface tension or wind loads, which could
lead to:
This is to limit the probability of deterioration,
which could lead to the structural failure of exterior walls or elements protected
by exterior walls, which could lead to harm to persons.
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