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''It will be able to regulate traffic and slow down traffic''

Major changes to how traffic will use the M50 motorway in Dublin have been announced today. The M50 is to become Ireland’s first “managed motorway” with controllers based in Dublin’s docklands being able to set variable speed limits, close lanes, divert traffic off the motorway and clear lanes for emergency vehicles. Will this have the desired effect? Brian Caufield is Associate Professor at the School of Engineering at Trinity College Dublin, and Sky News correspondent, Enda Brady...   The Hard Shoulder Listen and subscribe to The Hard Shoulder on Apple Podcasts, Google Podcasts and Spotify.      Download, listen and subscribe on the Newstalk App.     You can also listen to Newstalk live on newstalk.com or on Alexa, by adding the Newstalk skill and asking: 'Alexa, play Newstalk'. see more