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Question 692

Such vertical markings are indicated by:

Official question image. Visual interpretation is required to answer.
  1. The lower edge of a bridge or tunnel.Correct answer
  2. The entrance to unlit tunnels.
  3. Any element of road constructions, which creates a danger to traffic.

Explanation

Alternating black and white vertical stripes identify the low overhead boundary that drivers must notice when passing beneath a bridge or through a tunnel. They mark the lower edge of the structure rather than announcing the entrance to an unlit tunnel or every potentially hazardous construction element.

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