M1 motorway the A5, the motorway takes a more northerly route through the East Midlands, via Leicester, Loughborough, Nottingham to Sheffield, where the M18 splits from the M1 at Junction 32 to head to Doncaster. Originally, the M1 was planned to end at Doncaster but it was decided to make what was going to be the "Leeds and Sheffield Spur" the primary route with the section to the A1(M) south of Doncaster given the separate motorway number M18. From Junction 32, the motorway passes Sheffield, Rotherham, Barnsley and Wakefield, reaching the original end of the motorway at (the original) Junction 44 to
M62 motorway delivery to the ports at Merseyside and around the Humber, all of which are transported via the M62. Annual average daily traffic flows of 100,000 cars were recorded east of the Pennines (junction 22) in 2006 and 78,000 cars west of the Pennines. The figures were increases from 90,000 and 70,000 respectively in 1999. By way of comparison, the UK's busiest motorway, the M25 carried 144,000 cars between junctions 7 and 23 in 2006. Stott Hall Farm, () the only farm in the UK situated in the middle of a motorway, was built in the 18th century on Moss Moor.