Boating Coach
Rules of the roadQuestion 281 of 566

What does 5 short, rapid blasts from a large vessel mean?

  1. I am changing course to starboard.
  2. Get out of the way now.
  3. I am operating in reverse.
  4. I am changing course to port.
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Correct answer: Get out of the way now.

Five short, rapid blasts or flashes warn you of danger of collision.

Source: Safe Boating Guide (TP 511E, 2026), Give other boats plenty of space, page 37

All questionsPractice the topic "Rules of the road"

Questions last reviewed: 18 October 2026