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9.8.9.5.(1) | Application | Intent |
OH4 | OS2 |
Objective | OS2 Structural Safety |
Attribution | |
Application | Application 1: Minimum thickness of stair treads made of lumber,
plywood or O-2 grade OSB for stairs within dwelling
units, in buildings to which Part 9 applies
[see Sentence 1.3.3.3.(1) of Division A for application of Part 9].
Application 2: This also applies to stairs within dwelling
units, in buildings to which Part 3 applies
[see Sentence 1.3.3.2.(1) of Division A for application of Part 3], as
stated in Sentence 3.3.4.7.(1). |
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Intent | Intent 1: To limit the probability of inadequate thickness of stair
treads, which could lead to structural failure, which could lead to harm to
persons. |
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