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3.3.1.18.(3)
ApplicationIntent
OS3
ObjectiveOS3 Safety in Use
Application
Application 1: 
Design, with respect to not facilitating climbing, of guards, in 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).
Exceptions: 
except:
  • where it can be shown that the location and size of openings do not present a hazard,
  • as stated in Sentence 3.1.6.2.(1), which prohibits air-supported structures from being located above the first storey on any building,
  • as stated in 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,
  • as stated in 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,
  • as stated in Article 3.3.2.8., which applies to bleacher seats and indoor and outdoor places of assembly with fixed seats, and
  • as stated in Clause 3.8.3.4.(1)(e), which applies to barrier-free design in buildings described in Sentence 3.8.1.1.(1).
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Intent
Intent 1: 
To limit the probability that persons will climb a guard and fall, which could lead to harm to persons.
Intent 2: 
To exempt a guard from the location and the limitation on the size of openings stated in the latter part of Sentence 3.3.1.18.(3), on the basis that it can be shown that the location and size of openings do not present a hazard with respect to facilitating climbing, which could lead to falls.
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