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
M67 motorway down into a partially tunneled route along the existing Woodhead Pass due to rising costs. M67 motorway The M67 is a urban motorway in Greater Manchester, England, which heads east from the M60 motorway passing through Denton and Hyde before ending near Mottram. It was originally conceived as the first part of a trans-Pennine motorway between Manchester and Sheffield connecting the A57(M) motorway to the M1 motorway; however, the motorway never progressed this far. Numerous calls have been made to extend the motorway to link Manchester and Sheffield, the second and ninth most populous urban areas within the United Kingdom.