The M20 is a motorway in Kent, England, although not signposted in England, this road is part of the European route E15, The European route E 15 is part of which entity's international E-road network?
M20 motorway The M20 is a motorway in Kent, England. It follows on from the A20 at Swanley, meeting the M25, and continuing on to Folkestone, providing a link to the Channel Tunnel and the ports at Dover. It is 50.6 mi long. Although not signposted in England, this road is part of the European route E15.
South Wales Trunk Road Agent The South Wales Trunk Road Agent (Welsh: "Asiant Cefnffyrdd De Cymru" ) (SWTRA) is responsible for managing motorways and trunk roads in South Wales on behalf of the Welsh Government. The South Wales Trunk Road Agency was established on 1 April 2006, and by 1 April 2012 it was renamed the South Wales Trunk Road Agent. The South Wales Trunk Road Agent is responsible for the motorway and trunk roads from the Severn Bridge in the East to Milford Haven in the West.