USCG Exam PracticeRule 7 — Risk of Collision
Under both the International and Inland Rules, when a vessel is fitted with operational radar, proper use includes ______.
- A. short-range scanning and continuous audio alarm monitoring
- ✓ long-range scanning and radar plotting or equivalent systematic observationCorrect
- C. long-range scanning and VHF contact with detected vessels
- D. radar plotting and immediate speed reduction upon contact
Why B is correct
COLREGs Rule 7(b) and 33 CFR §83.07(b) specify long-range scanning for early warning and radar plotting or equivalent systematic observation. Neither rule requires VHF contact or automatic speed reduction.