On the waterQuestion 308 of 566

What is the maximum speed when you enter a lock?

  1. 5 km/h
  2. 10 km/h
  3. 20 km/h
  4. 30 km/h
Show answer

Correct answer: 10 km/h

Enter slowly, no faster than 10 km/h.

Source: Safe Boating Guide (TP 511E, 2026), Passing through a lock, page 41

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Questions last reviewed: 18 October 2026