USCG Exam PracticeRule 34 — Maneuvering and Warning Signals
Under the Inland Navigation Rules, if a vessel doubts the safety of a proposed passing maneuver after receiving a one- or two-blast signal, she shall sound which signal?
- A. One prolonged blast
- B. Three short blasts
- ✓ At least five short and rapid blastsCorrect
- D. Two prolonged blasts followed by one short blast
Why C is correct
Inland Rule 34(a)(ii) requires that if a vessel doubts the safety of a proposed maneuver, she shall sound the signal specified in Rule 34(d), which is at least five short and rapid blasts — the danger or doubt signal.