9.23.11.2.(2)

Objective

OS1 Fire Safety

Attribution

[F20,F22-OS1.2]Applies to assemblies required to provide fire resistance.

Intent

Intent 1:

To limit the probability of inadequate bearing and fastening dimensions between walls and their supports, and eccentricity between load and support, which could lead to an inability to resist expected gravity and lateral loads, which could lead to:

  • the inadequate distribution of vertical loads to and from studs, which could lead to the excessive deflection of wall plates and walls, or
  • inadequate diaphragm action of plates, which could lead to the excessive deflection of walls.

Where assemblies are 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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