HomeCalculatorsMurray's Method - Hogging SWBM

Murray's Method - Hogging SWBM

Still-water bending moment in hogging using Murray's method - the old-school hand-calc for bulk-carrier and tanker midship SWBM.

SWBMHoggingMurray
Buoyancy moment
9,520MN·m
Weight moment
840MN·m
Still-water BM
-8,679,840kN·m
Formula, assumptions, and limits

Hogging is positive SWBM; sagging is negative. Compare against rule allowable and against wave bending moment via IACS UR S11.

Symbol legend

SymbolMeaningUnitSource
Length between perpendicularsmship particulars
Block coefficient - hydrostatics
Displacementtloading computer