USCG Exam PracticeTwin-screw vessel handling
Under 33 CFR §164.11, which of the following is specifically prohibited when fixing a vessel's position underway?
- A. Using hydrographic contours as a positioning reference
- B. Using electronic navigational equipment to corroborate a fix
- ✓ Using buoys as the sole means of fixing the vessel's positionCorrect
- D. Using geographic reference points in conjunction with radar
Why C is correct
33 CFR §164.11(e) explicitly states that buoys alone are not to be used to fix the vessel's position. The note to §164.11 further explains that buoys are placed in approximate positions and may be displaced by currents, ice, or vessel collisions. The other options describe permitted or required practices under §164.11(d).
Cited:33 CFR §164.11