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SOLAS - Probabilistic R for Passenger Ships

Required subdivision index R for passenger ships per SOLAS II-1 Reg. 6.2 - based on N (lifeboat + extra persons).

SOLASPassengerR index
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Formula, assumptions, and limits

R=15000N+2.5N+15225R = 1 - \frac{5000}{N + 2.5 N + 15225}
SymbolMeaningUnit
N1N1Persons in lifeboatspax
N2N2Persons above lifeboats (tier above)pax

Source: SOLAS II-1 Reg. 6.2

In short

Required subdivision index R for passenger ships per SOLAS II-1 Reg.

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