British Columbia ICBC Knowledge Test — Class 7L Practice Question
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Accuracy —
Road Signs
A yellow warning sign showing a truck on a downhill grade (e.g., '8%') means:
Show Answer & Explanation
Correct Answer: B. A steep downgrade ahead — adjust speed and increase following distance
Percent grade tells you how steep. 6% is moderate; 10% is severe. Engine braking (lower gear) helps trucks. Cars should watch for trucks using run-away ramps or slower traffic.
Why the other answers are wrong
- A.Trucks only allowedNot trucks-only — the stated option does not match the rule described in the handbook.
- C.Parking for trucksNot parking-specific.
- D.No trucks beyond this pointNot a prohibition — the stated option does not match the rule described in the handbook.