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3.4.6.7.(1) | Application | Intent |
OS3 |
Objective | OS3 Safety in Use |
Attribution | |
Application | Application 1: Minimum width of run of steps for stairs.
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:
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Intent | Intent 1: To limit the probability that steps for stairs will be designed
with an insufficient run dimension, 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 steps for stairs will be designed
with an insufficient run dimension, which could lead to persons tripping or
falling, which could lead to harm to persons. |
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