Technical Booklet D Structure·Page 7·Regulation 31
Disproportionate collapse
Buildings must be designed and constructed to limit the extent of any resulting collapse in the event of damage to any part of the building, ensuring the collapse is not disproportionate to the cause of the damage.
A building shall be designed and constructed so that in the event of damage occurring to any part of the building, the extent of any resulting collapse will not be disproportionate to the cause of the damage.
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