Manitoba Knowledge Test Coach
Road signsQuestion 19 of 310

A yellow diamond sign shows 4.1 m with an arrow up and an arrow down. What does it mean?

  1. Maximum vehicle length of 4.1 metres.
  2. Maximum speed of 41 km/h.
  3. Low structure clearance of 4.1 metres.
  4. A bridge with a 4.1 tonne limit.
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Correct answer: Low structure clearance of 4.1 metres.

The sign shows how much room there is under the low structure ahead: 4.1 metres.

Source: Driver's Handbook (Manitoba Public Insurance, February 2026), Warning signs, page 24

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Questions last reviewed: 18 October 2026