USCG Exam Practice · Vessel stability — metacentric height, free surface
A fishing vessel's stability calculations must account for free surface effects. Under 46 CFR §28.540, which method may be used in lieu of the inertia method when calculating free surface effects?
- AThe lost buoyancy method
- BThe added weight method
- CThe moment of transference method✓ correct
- DThe wedge volume method
Why C is correct
46 CFR §28.540(c) expressly permits the moment of transference method to be used in lieu of the inertia method when calculating free surface effects. The other methods listed are not authorized substitutes under this section.
Cited:46 CFR §28.540
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