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Water-Spray Density (Engine Room)

Minimum water-spray application rate for fixed local water-mist / spray per SOLAS II-2 Reg 10.5: 12.5 L/min/m² over the protected area.

Fire safetyWater mist
Required flow
500L/min
Water volume required
10.0
Formula, assumptions, and limits

SOLAS II-2 Reg 10.5 (fixed local application). Different duties apply to accommodation sprinklers (5 L/min/m²), tanker cargo area foam (0.6 L/min/m²), helideck foam (6 L/min/m²). Water supply tank ≥ 1 × required volume with booster pump.

Symbol legend

SymbolMeaningUnitSource
Protected area under sprayGA plan
FlowL/minresult
Required durationminReg 10.5