M18 motorway (Great Britain) and 12 June 2015. The M18 was originally to be part of the M1, but it was decided to route the M1 towards Leeds instead of Doncaster, and the routing of what would have been the M1 east of Sheffield became the M18. Data from driver location signs are used to provide distance and carriageway identifier information. The location sequence is a continuation of the M1 location sequence. !scope=col|miles !scope=col|km !scope=col abbr="Southbound"|Southbound exits (B carriageway) !scope=col|Junction !scope=col abbr="Northbound"|Northbound exits (A carriageway) !scope=col|Coordinates M18 motorway (Great Britain) The M18 is a motorway in Yorkshire, England. It runs from the east of
M602 motorway This would be an upgraded version to the original plan of the East Lancashire Road, the A580, but would link onto the existing route at Worsley. It was decided that the Trans-Pennine Motorway be extended to Liverpool too, to provide a cross-country trunk route. The M62 was re-coursed to run via the route of the M52 between Worsley and Liverpool. That left a short stump of motorway between the M62 and Salford, which was initially renumbered M64 and then became the M602. The southern end of the M62 between Worsley and Stretford became the M63. Data from driver location signs