Northwest Territories Knowledge Test Coach
Safe drivingQuestion 145 of 202

In winter, which part of the road tends to get slippery patches first?

  1. A road in the open sun
  2. A road with a dry shoulder
  3. A bridge deck or an overpass
  4. A road in a flat field
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Correct answer: A bridge deck or an overpass

Bridge decks and overpasses ice up more easily. Avoid needless lane and speed changes on them.

Source: Driver's Manual: A guide to safely operate cars and light trucks (Government of the Northwest Territories, revised August 2022), Chapter 6, Bridges and overpasses, page 108

Practice safe driving

Questions last reviewed: 18 October 2026