USCG Exam PracticeRule 32 — Sound Signal Definitions
Under the Inland Navigation Rules, a sailing vessel underway in restricted visibility is required to sound which signal at intervals of not more than 2 minutes?
- A. One prolonged blast
- B. Two prolonged blasts
- ✓ One prolonged blast followed by two short blastsCorrect
- D. Four short blasts
Why C is correct
33 CFR §83.35(c) requires a sailing vessel to sound one prolonged blast followed by two short blasts at intervals of not more than 2 minutes. This same signal applies to vessels not under command, vessels restricted in ability to maneuver, vessels engaged in fishing, and vessels towing or pushing.
Cited:33 CFR §83.35