Sentence 9.20.9.3.(1)

  1. OH1
  2. OS2
  3. OP2
  4. OS1
  5. OH4
  6. OS3

Objective

OS1 Fire Safety

Attribution

[F20-OS1.2]Applies to assemblies required to provide fire resistance.

Intent

Intent 1:

To limit the probability of an insufficient number of bonding units, which could lead to inadequate load distribution among wythes, which could lead to an inability to resist transverse or vertical loads, which could lead to cracking or buckling.

Where masonry construction is required to provide fire resistance, this is to limit the probability of compromised fire resistance of the assembly, which could lead to harm to persons.

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