USCG Exam Practice · Single-screw maneuvering and prop walk
Under 33 CFR §164.35, the wheelhouse maneuvering information fact sheet must include turning circle data based on which specified baseline conditions?
- AWind 15 knots or less, no current, water depth equal to the vessel's draft, clean hull
- BCalm weather with wind 10 knots or less, no current, water depth twice the vessel's draft or greater, clean hull✓ correct
- CCalm weather with wind 10 knots or less, 1-knot favorable current, deep water, clean hull
- DWind 10 knots or less, no current, water depth 1.5 times the vessel's draft, clean hull
Why B is correct
33 CFR §164.35(g)(6) specifies that maneuvering information must be provided for calm weather (wind 10 knots or less, calm sea), no current, deep water conditions (water depth twice the vessel's draft or greater), and clean hull. Options A, C, and D each alter at least one of these specified parameters.
Cited:33 CFR §164.35
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