USCG Exam PracticeRule 34 — Maneuvering and Warning Signals
Under the Inland Navigation Rules, one short blast on the whistle by a power-driven vessel means which of the following?
- A. I am altering my course to starboard
- ✓ I intend to leave you on my port sideCorrect
- C. I intend to overtake you on your starboard side
- D. I am operating astern propulsion
Why B is correct
Under Inland Rule 34(a)(i)(1), one short blast means 'I intend to leave you on my port side.' This is an intent signal, not a course-change signal as used under the International Rules.
Cited:33 CFR §83.34(a)(i)(1)