To limit the probability of inadequate strength or stiffness, or an insufficient surface for the attachment of cladding, sheathing or interior finish materials, which could lead to an inability to resist expected lateral and gravity loads.
This is to limit the probability of the excessive movement or deformation of walls, which could lead to:
This is to limit the probability of compromised operation of doors or windows required for egress in an emergency, which could lead to harm to persons.