USCG Exam PracticeRule 32 — Sound Signal Definitions
A power-driven vessel of 25 meters in length is operating in restricted visibility. She is underway and making way through the water. Which sound signal is required under the Inland Rules?
- A. Two prolonged blasts at intervals of not more than 2 minutes
- ✓ One prolonged blast at intervals of not more than 2 minutesCorrect
- C. One prolonged followed by two short blasts at intervals of not more than 2 minutes
- D. Rapid ringing of the bell for about 5 seconds at intervals of not more than 1 minute
Why B is correct
33 CFR §83.35(a) requires a power-driven vessel making way through the water to sound one prolonged blast at intervals of not more than 2 minutes. Two prolonged blasts applies only when underway but stopped and making no way per §83.35(b).
Cited:33 CFR §83.35