British Columbia ICBC Knowledge Test — Class 7L Practice Question
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Accuracy —
Emergency Situations
Black ice forms first and most commonly on:
Show Answer & Explanation
Correct Answer: B. Bridges, overpasses, and shaded areas of the road
Bridges and overpasses lose heat from above and below the surface, so they freeze before other pavement. Shaded areas stay cold longer. A shiny, wet-looking road in sub-zero temperatures is likely black ice.
Why the other answers are wrong
- A.Residential streets at middayMidday residential streets usually stay warmer.
- C.Freeway centre lanesCentre lanes are not specifically ice-prone.
- D.Gravel roads onlyBlack ice forms on any surface, not only gravel.
