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Q #417 - You're going through a long tunnel. What will warn you of congestion or an incident ahead?
Follow the instructions given by the signs or by tunnel officials. In congested tunnels, a minor incident can soon turn into a major one, with serious or even fatal results.
Hazard warning lines
Other drivers flashing their lights
Variable message signs
Areas with hatch markings




Automatic driving lessons with a fully qualified and recommended instructor

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