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3.4.6.8.(1) | Application | Intent |
OS3 |
Objective | OS3 Safety in Use |
Attribution | |
Application | Application 1: Tapered treads used in an exit.
This applies, in buildings described
in Sentence 1.3.3.2.(1) of Division A, to:
Application 2: This also applies to:
Exceptions:
except as stated in Sentence 3.4.6.8.(2), which applies to
curved stairs.
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Intent | Intent 1: To limit the probability that persons using stairs will
have difficulty in securely placing their feet on the steps, which could lead
to difficulties in movement in an emergency situation, which could lead to
delays in the evacuation or movement of persons to a safe place, which could
lead to harm to persons. Intent 2: To limit the probability that persons using stairs will
have difficulty in securely placing their feet on the steps, which could lead
to persons tripping or falling, which could lead to harm to persons.
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