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USCG Exam Practice · Rule 9 — Narrow Channels

Under the Inland Navigation Rules, which vessels are specifically prohibited from impeding the passage of a vessel that can safely navigate only within a narrow channel or fairway?

  1. AVessels of less than 20 meters in length or sailing vessels✓ correct
  2. BVessels of less than 12 meters in length or sailing vessels
  3. CVessels engaged in fishing or vessels restricted in ability to maneuver
  4. DVessels of less than 20 meters in length or vessels not under command

Why A is correct

33 CFR §83.09(b) specifically identifies vessels of less than 20 meters in length or sailing vessels as those that shall not impede the passage of a vessel that can safely navigate only within a narrow channel or fairway.

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