Boating Coach US
Rules of the roadQuestion 188 of 352

Which boat may use the inshore traffic zone even if it could use the traffic lane?

  1. A tanker over 100 meters long
  2. Any vessel in a hurry
  3. Any vessel with radar
  4. A power-driven vessel under 20 meters long
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Correct answer: A power-driven vessel under 20 meters long

Vessels under 20 meters, sailing vessels and fishing vessels may use the zone.

Source: US Code of Federal Regulations (eCFR), 33 CFR Part 83: Inland Navigation Rules, § 83.10 Traffic separation schemes (Rule 10)

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Questions last reviewed: 18 October 2026