Sutton Bank warning system switched on at one of North Yorkshire's most dangerous routes Sutton Bank's steep gradient and hairpin bend has earned it the label of 'one of the most dangerous roads in Britain' Latest Teesside headlines straight to your inboxInvalid EmailSomething went wrong, please try again later. Subscribe When you subscribe we will use the information you provide to send you these newsletters. Your information will be used in accordance with ourPrivacy Notice. Thank you for subscribingWe have more newslettersShow meSee ourprivacy notice A highly-anticipated alert system to warn drivers about blockages at Sutton Bank has been switched on.