Quebec Knowledge Test Coach
Road signsQuestion 123 of 318
A yellow diamond sign with a black slope on the right and three black rocks that fall down it.

What does this sign mean?

  1. The road ahead is made of gravel
  2. Rocks may fall onto the road
  3. A quarry has trucks that cross the road
  4. The road is closed by a landslide
Show answer

Correct answer: Rocks may fall onto the road

This sign warns that rocks or earth can fall from an unstable slope beside the road.

Source: Driver's Handbook, 2nd edition (SAAQ, 2018), Chapter 3, Road Signs and Traffic Signals > Identification and meaning of road signs and traffic signals, page 167

Practice road signs

Questions last reviewed: 18 October 2026