USCG Exam PracticeRule 3 — General Definitions
Under the Inland Navigation Rules, which of the following conditions constitutes 'restricted visibility'?
- A. Darkness between sunset and sunrise
- ✓ A condition in which visibility is restricted by fog, mist, falling snow, heavy rainstorms, sandstorms, or any other similar causesCorrect
- C. Any condition where the visible range is less than one nautical mile
- D. Glare from the sun that prevents visual observation of another vessel
Why B is correct
33 CFR §83.03(l) defines 'restricted visibility' as any condition in which visibility is restricted by fog, mist, falling snow, heavy rainstorms, sandstorms, or any other similar causes. Darkness is not listed, nor is a specific distance threshold.
Cited:33 CFR §83.03(l)