Manitoba Knowledge Test Coach
Road signsQuestion 33 of 310

A square black sign shows a left-turn arrow over a lane. What does it mean?

  1. This lane may turn left or go straight.
  2. This lane must turn left.
  3. Left turns are not allowed here.
  4. The lane is for buses only.
Show answer

Correct answer: This lane must turn left.

A black lane sign shows what drivers in that lane must do.

Source: Driver's Handbook (Manitoba Public Insurance, February 2026), Regulatory signs, page 28

Practice road signs

Questions last reviewed: 18 October 2026