Under 33 CFR §164.11, which of the following is expressly prohibited when fixing a vessel's position underway on navigable waters of the United States?

Question

Accepted Answer

B. Using buoys as the sole means of fixing the vessel's position — 33 CFR §164.11(e) expressly states that buoys alone are not used to fix the vessel's position. The accompanying note explains that buoys are placed in approximate positions and may be moved by currents, ice, or vessel collisions. The other options describe permitted or required practices under §164.11(d).

Answer

A. Using electronic navigational equipment as one of several inputs to a position fix

Answer

C. Using hydrographic contours to corroborate a position fix

Answer

D. Using geographic reference points in combination with radar

Under 33 CFR §164.11, which of the following is expressly prohibited when fixing a vessel's position underway on navigable waters of the United States?

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