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Question 20

While proceeding up a narrow waterway you observe a vessel berthed in the river with slack mooring lines. Which is the most prudent action to take FIRST?

  1. Contact the moored vessel
  2. Reduce the speed of your vesselCorrect answer
  3. Give 5 short blasts on the whistle
  4. Call the US Coast Guard

Explanation

The official Q170 sample marks B — “Reduce the speed of your vessel” — as correct.

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Question 20: While proceeding up a narrow waterway you observe a vessel… · USCG OUPV Near Coastal · Q170 Deck General–Safety sample practice · Questena