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3.3.2.5.(6)
ApplicationIntent
OS3
ObjectiveOS3 Safety in Use
Attribution
[F10-OS3.7]
Application
Application 1: 
Maximum length of travel to an exit door by aisles, in places of assembly that contain fixed seats.
This applies to buildings described in Sentence 1.3.3.2.(1) of Division A.
Application 2: 
This also applies to:
  • tents and air-supported structures, as stated in Sentences 3.1.6.1.(1) and 9.10.1.2.(1), and
  • buildings to which Part 9 applies [see Sentence 1.3.3.3.(1) of Division A for application of Part 9], as stated in Sentence 9.10.1.2.(2).
Exceptions: 
except as stated in:
  • Sentence 3.1.6.2.(1), which prohibits air-supported structures from being located above the first storey on any building,
  • Sentence 3.1.6.2.(2), which prohibits air-supported structures from being used for classrooms or for Groups B, C, or Group F, Division 1 major occupancies,
  • Sentence 3.1.6.2.(3), which requires air-supported structures to be designed as open floor spaces without interior walls, mezzanines, intermediate floors or similar construction,
  • Article 3.3.2.10., which applies to outdoor places of assembly, and
  • Article 3.3.2.11., which applies to bleachers of the telescopic type.
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Intent
Intent 1: 
To limit the probability of excessive travel distances to an exit door 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.
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