USCG Exam PracticeEstimated position from current set & drift
Under 33 CFR §164.11, which of the following is expressly prohibited when fixing a vessel's position underway?
- A. Using electronic navigational equipment as the sole means of fixing position
- B. Using geographic reference points to corroborate a fix
- ✓ Using buoys alone to fix the vessel's positionCorrect
- D. Using hydrographic contours in conjunction with radar
Why C is correct
33 CFR §164.11(e) expressly states that buoys alone are not to be used to fix the vessel's position. Buoys may corroborate a fix obtained by other means but cannot serve as the sole basis for a fix.
Cited:33 CFR §164.11