USCG Exam Practice · Leeway allowance in plotting
Under the Inland Navigation Rules, when a power-driven vessel is leaving a dock or berth, she shall sound which signal?
- AThree short blasts
- BTwo prolonged blasts
- COne short blast
- DOne prolonged blast✓ correct
Why D is correct
33 CFR §83.34(g) requires that a power-driven vessel leaving a dock or berth shall sound one prolonged blast. This is a distinct requirement separate from the maneuvering signals prescribed in §83.34(a).
Cited:33 CFR §83.34
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