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BDifficulty 2/5

A lorry more than 2.10 metres wide passes through a tunnel. Must its end-outline marker lights be switched on?

Correct answer

Yes, at any time of day.

Yes. End-outline marker lights must be switched on while passing through a tunnel at any time of day, regardless of whether the tunnel is sufficiently lit. They are also used at night and in substantially reduced visibility.

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All options

  • Only at night.

  • Yes, at any time of day.

  • Only if the tunnel is insufficiently lit.

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