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9.8.4.1.(2) | Application | Intent |
OS3 |
Objective | OS3 Safety in Use |
Attribution | |
Application | Application 1: Uniformity of rise along top or bottom risers in interior
and exterior stairs, for buildings to which Part
9 applies [see Sentence 1.3.3.3.(1) of Division A for application of
Part 9], where these risers adjoin a sloping finished walking surface.
Exceptions:
except for required exit stairs.
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 relax the requirement stated in Sentence 9.8.4.1.(1) in
cases where the top or bottom riser of flights of stairs adjoins a sloping
finished walking surface. This is to limit the probability
that non-uniform rise will lead to
This is to limit the probability of harm to persons.
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