Great Britain Theory Test Coach
Road signsQuestion 28 of 424
A red-bordered triangle with a black car above two wavy lines

What does this sign mean?

  1. Road works, loose chippings
  2. Risk of falling rocks
  3. Skid pan ahead
  4. Slippery road ahead
Show answer

Correct answer: Slippery road ahead

The car with wavy marks warns of a slippery road.

Source: The Highway Code (Department for Transport, GOV.UK), Traffic signs, Warning signs, Mostly triangular

Practice road signs

Questions last reviewed: 18 October 2026