Northwest Territories Class 7 Knowledge Test — Class 7 Practice Question
Province progress 0 / 396
Accuracy —
Rules of the Road
Minimum tire tread depth for NWT inspection:
Show Answer & Explanation
Correct Answer: B. 1.5 mm (tread-wear indicator flush)
Below 1.5 mm, traction falls off a cliff; replacement is safety-critical.
Why the other answers are wrong
- A.Bald (0 mm)Bald tires have no wet traction and are illegal.
- C.5 mm5 mm is recommended winter replacement point, not legal minimum.
- D.10 mm10 mm is new-tire; legal minimum is much less.