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9.12.2.2.(7)
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Application
Application 1: 
Foundations for decks and other accessible exterior platforms, in buildings to which Part 9 applies [see Sentence 1.3.3.3.(1) of Division A for application of Part 9],
  • that are not more than 1 storey,
  • that are not more than 55 m 2 in area,
  • where the distance from finished ground to the underside of the joists is not more than 600 mm,
  • that are not supporting a roof, and
  • that are not attached to another structure, unless it can be demonstrated that differential movement will not adversely affect the performance of that structure.
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Intent
Intent 1: 
To exempt from the application of Sentence 9.12.2.2.(1), which requires foundations to extend below the depth of frost penetration, decks and similar accessible exterior platforms, on the basis that movement will not present a significant safety hazard or compromise the performance of other constructions.
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