Deck General (Supplementary) USCG Q#71 (Set 2)

BOTH INTERNATIONAL & INLAND Which of the following describes a vessel displaying the day-shapes shown in illustration D011RR below?

USCG Exam Illustration D011RR — USCG Examination Diagram: **Illustration D011RR**

Official USCG Answer & Rule Citation

Correct Answer: Option B — aground

Rule 30(d) specifies that a vessel aground shall exhibit three black balls in a vertical line by day, serving as the universal navigational day-shape warning mariners of restricted maneuverability due to grounding.

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