USCG Exam PracticeRule 27 — NUC and RAM (lights)
A vessel engaged in dredging operations is restricted in her ability to maneuver, and an obstruction exists on her port side. Which lights does she exhibit on the obstruction side?
- ✓ Two all-round red lights in a vertical lineCorrect
- B. Two all-round green lights in a vertical line
- C. Two all-round red lights and two all-round green lights in a vertical line
- D. One all-round red light and one all-round white light in a vertical line
Why A is correct
33 CFR §83.27(d)(i) specifies two all-round red lights in a vertical line on the side where the obstruction exists. Two all-round green lights in a vertical line are shown on the side where another vessel may pass, per §83.27(d)(ii).
Cited:33 CFR §83.27