Police have received reports of young drivers driving recklessly on the Mountain.
Officers say they've heard of people time trialing cars at high speeds between the Creg Ny Baa and Brandywell.
It's also been reported people have been filimg them at Windy corner.
Authorities say, quite simply they are putting themselves and others at risk of death or serious injury and this must stop.
Officers will be tasked with enforcement in relation to this issue and ask motorists to please think and drive safe on the roads you share with others.
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