Technical Booklet D Structure·Page 20·3.6
Area at risk of collapse limitation
The area at risk of collapse following damage must be limited to 15% of the floor area of that storey or 100 m², whichever is less, and must not extend further than the immediate adjacent storeys.
area at risk of collapse limited to 15% of the floor area of that storey or 100 m2, whichever is less, and does not extend further than the immediate adjacent storeys
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