Road signsQuestion 49 of 412
A yellow diamond sign with a black wavy hump shape near the bottom.

What does this sign warn you about?

  1. A bump or rough road ahead
  2. A bridge that is narrow
  3. A road that may be slippery
  4. A hill that is steep
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Correct answer: A bump or rough road ahead

The wavy line on the sign shows a bump or rough road. Slow down.

Source: Learn to Drive Smart (ICBC, 2026), Chapter 3, Signs, signals and road markings: Warning signs, page 33

Practice road signs

Questions last reviewed: 18 October 2026