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3.4.6.10.(4) | Application | Intent |
OS3 |
Objective | OS3 Safety in Use |
Attribution | |
Application | Application 1: Minimum width of a door leaf in an exit doorway
with more than one leaf. 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 exit door leaf openings will
be of insufficient size to permit efficient evacuation or movement to a safe
place in an emergency situation, which could lead to congestion at the door
openings, 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 exit door leaf openings will
be of insufficient size, which could lead to emergency responders being delayed
in gaining access to floor areas in an emergency situation, which could lead
to delays or ineffectiveness in emergency response operations, which could
lead to delays in the evacuation or movement of persons to a safe place, which
could lead to harm to persons. |
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