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USCG Exam Practice · Rule 34 — Maneuvering and Warning Signals

Under the Inland Navigation Rules, when a vessel in a meeting situation hears a one-blast signal from the other vessel and is in doubt about the safety of the proposed maneuver, she shall take which action?

  1. ASound one short blast in reply and proceed with caution
  2. BSound at least five short and rapid blasts and take appropriate precautionary action✓ correct
  3. CSound two short blasts to propose an alternative maneuver
  4. DSound one prolonged blast and stop her engines

Why B is correct

33 CFR §83.34(a)(ii) states that if a vessel doubts the safety of the proposed maneuver upon hearing a one or two blast signal, she shall sound the doubt/danger signal of at least five short and rapid blasts as prescribed in §83.34(d), and each vessel shall take appropriate precautionary action until a safe passing agreement is made.

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Under the Inland Navigation Rules, when a vessel in a meeting situa… — USCG Exam Practice · CaptainsGround