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Wave Bending Moment (IACS UR S11)

IACS UR S11 rule wave-induced bending moments for the North Atlantic reference sea state.

StructuralIACS S11
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Formula, assumptions, and limits

Mwv,hog=0.19⋅C1⋅L2⋅B⋅CB,Mwv,sag=−0.11⋅C1⋅L2⋅B⋅(CB+0.7)M_{wv,\text{hog}} = 0.19 \cdot C_1 \cdot L^2 \cdot B \cdot C_B, \quad M_{wv,\text{sag}} = -0.11 \cdot C_1 \cdot L^2 \cdot B \cdot (C_B + 0.7)
SymbolMeaningUnit
C1C_1Wave coefficient
LLLengthm
BBBeamm
CBC_BBlock coefficient
MwvM_{wv}Wave bending momentkN·m

Source: IACS UR S11

In short

IACS UR S11 rule wave-induced bending moments for the North Atlantic reference sea state.

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