Boating Coach US
Sound signalsQuestion 127 of 352

You are nearing a bend where you cannot see other boats. What signal do you give?

  1. One short blast
  2. Two short blasts
  3. One prolonged blast
  4. Five short blasts
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Correct answer: One prolonged blast

A prolonged blast warns boats around the bend. They answer with one too.

Source: US Code of Federal Regulations (eCFR), 33 CFR Part 83: Inland Navigation Rules, § 83.34 Maneuvering and warning signals (Rule 34)

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Questions last reviewed: 18 October 2026