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
M606 motorway as high-occupancy vehicle or HOV lane). The lane scheme was on the M606 southbound and allowed vehicles with more than one person in the car a fast track onto the M62 eastbound at Junction 26. In August 2017 the lane's restriction was removed and is now open to all traffic. In September 2016, it was revealed that the M606 is the slowest part of the motorway network. Drivers crawl along at an average of . M606 motorway The M606 is a short stretch of motorway in West Yorkshire, England. Called the Bradford Spur motorway, the M606 leaves the M62 motorway