Question 881 Rules of the Road

90% to pass

BOTH INTERNATIONAL & INLAND A vessel 25 meters in length must have which sound signaling appliance onboard?

A Whistle only
B None is required
C Whistle, bell, and gong
D Whistle and bell only
AI Explanation

The correct answer is D) Whistle and bell only. According to the International Regulations for Preventing Collisions at Sea (COLREGS) and the Inland Navigation Rules, a vessel 25 meters or more in length is required to have a whistle and a bell onboard as sound signaling appliances. This requirement applies to both international and inland waterways. The other options are incorrect because A) a whistle only is not sufficient, B) some sound signaling appliance is required, and C) a gong is not required for a vessel of this size.

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Official Resources
USCG Navigation Rules (COLREGS) 33 CFR Navigation Rules USCG Navigation Center
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