Rules of the roadQuestion 186 of 352

How must a vessel move in a traffic separation scheme lane?

  1. Against the flow of traffic
  2. In the lane, in the general direction of traffic flow
  3. In the separation zone
  4. Across the lane at any angle
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Correct answer: In the lane, in the general direction of traffic flow

A vessel uses the proper lane and follows its direction of flow.

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