9.23.3.1.(1)

Objective

OS3 Safety in Use

Attribution

[F22-OS3.1]Applies to floors and elements that support floors.
[F22-OS3.7]Applies to walls, and elements that support walls, that contain doors or windows required for emergency egress.

Intent

Intent 1:

To limit the probability that the performance of nails, with respect to withdrawal resistance, pull-through resistance or shear strength, will fall significantly below expectations, which could lead to an inability to resist expected vertical or lateral loads, which could lead to fastened elements detaching from supporting members.

This is to limit the probability of:

  • compromised structural integrity,
  • where members support or are part of an environmental separator, the displacement or failure of required environmental separation elements, which could lead to deterioration, or
  • an inability to resist expected loads, which could lead to:
    • the excessive deflection or vibration of floors, or
    • the excessive movement or deformation of walls.

This is to limit the probability of:

  • compromised operation of doors or windows required for egress in an emergency, and
  • persons losing their balance, tripping or falling.

This is to limit the probability of harm to persons.

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