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BS 5588-7:1997

Smoke clearance system

Smoke clearance system

Protected escape route directly from accommodation independent of atrium 30 min fire-resisting and smoke retarding construction

L1AFD/VA L1AFD/VA L1AFD/VA L1AFD/VA

Unlimited height

L1AFD/VA

L1AFD/VA L1AFD/VA

Make-up air

L1AFD/VA L1AFD/VA L1AFD/VA

AFD

L1AFD/VA L1AFD/VA

Atrium base: controlled fire load

L1AFD/VA L1AFD/VA

Make-up air

L1AFD/VA denotes automatic fire detection to BS 5839, L1 standard and voice alarm throughout the building AFD denotes automatic fire detection connected to the building alarm system Exemplar 20 — Occupancy category C3 (occupants who are likely to be asleep): short term occupancy, protected escape route

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Š BSI 8 December 2004

Bs 5588 71997 fire precautions in the design, construction a