Sentence 9.7.6.1.(1)

  1. OH1
  2. OS2
  3. +

Objective

OS2 Structural Safety

Attribution

Intent

Intent 1:

To limit the probability that the installation will fall significantly below expectations, which could lead to:

  • inadequate fastening of frames to the structure,
  • inadequate mulling of combination units, or
  • inadequate selection of fasteners.

This is to limit the probability of:

  • inadequate control of air leakage,
  • precipitation into interior space,
  • structural damage due to wind loads or snow loads on skylights or where windows have sloped or near-horizontal components.

This is to limit the probability of:

  • condensation or water accumulation, which could lead to deterioration, which could lead to compromised structural integrity of assemblies acting as environmental separators, or
  • structural failure of windows, doors or skylights.

This is to limit the probability of harm to persons.

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