USCG USCG ROR
Set 2 • Question #248 of 475
Launch Interactive Practice Room INLAND ONLY You have made your vessel up to a tow and are moving from a pier out into the main channel. Your engines are turning ahead. What whistle signal should you sound?
A
One prolonged and two short blasts
B
Three long blasts
C
One prolonged blast
✓ Correct Answer
D
Five or more short rapid blasts
USCG NMC Regulatory Explanation
Under Inland Navigation Rules, for the condition where 'You have made your vessel up to a tow and are moving from a pier out into the main channel. Your engines are turning ahead. What whistle signal should you sound', the correct requirement is: 'One prolonged blast'. This standard ensures clear navigational intent and collision avoidance.
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