USCG Exam PracticeRule 23 — Power-driven Vessel Underway (lights)
The sidelights of a power-driven vessel of 25 meters in length must be placed at what vertical position relative to the forward masthead light?
- A. At the same height as the forward masthead light
- ✓ At least 1 meter lower than the forward masthead lightCorrect
- C. At least 2 meters lower than the forward masthead light
- D. At least 2.5 meters above the gunwale
Why B is correct
33 CFR §84.02(g) requires that the sidelights of a power-driven vessel be placed at least 1 meter lower than the forward masthead light and not so low as to be interfered with by deck lights. The 2.5-meter figure in option D applies to the masthead light of a vessel 12 meters but less than 20 meters, per §84.02(c).
Cited:33 CFR §84.02(g)