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IACS UR S27 - Bow Door / Inner Door Check

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Bow / visor / side door design pressure per IACS UR S27 - critical for ro-ro passenger ships after Estonia (1994).

Formula

$$ p = 2.75 (L + 15) (1 + 0.04 z)^2 $$

Symbol legend

SymbolMeaningUnitSource
$L$Rule lengthmIACS UR S2
$z$Height above LWLmGA drawing

Sources

  • IACS UR S27 Rev.3.