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- Master & Chief Mate (Oceans or Near Coastal (Offshore Supply Vessel)) »
- Q201 - Deck Safety
187. Which is the prime function of the bilge keel?
Bilge keels primarily reduce a vessel's rolling motion by increasing hydrodynamic resistance, which dampens roll. They are not primary strength members, hull protection, or bilge reinforcement; their design purpose is specifically to minimize rolling.
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