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Bump or rough road

Warning signs

Bump or rough road

What it means

There is a bump or a rough stretch of road ahead. Slow down and keep control of your vehicle.

Yellow diamonds (and five-sided yellow-green school signs) warn of hazards ahead.

Summarised from ICBC’s Learn to Drive Smart. Read the original: Signs signals and road markings ↗

How to recognise it

A yellow diamond with a black band along the bottom that rises into bumps.

Where you will see it

Frost-heaved pavement, patched roads and rough stretches of highway.

What to do when you see it

  1. 1.Slow down before the rough section so you keep control of the steering.
  2. 2.Hold the wheel firmly and avoid braking hard on the bumps themselves.

On the knowledge test

The guide groups a bump and a rough road under this one sign. Poor road surfaces affect traction and steering, so the answer involves slowing down.