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
Sir Lindsay Parkinson & Co. Ltd Armagh. It opened its new headquarters, in December 1965, in Putney. In March 1966, it opened the £3.3 million motorway (M1) section from Sprucefield to Moira, and had been awarded the £7.5 million contract to extend it to Craigavon. In 1968, it was awarded the £6.75 million contract for the South of Quinton to Great Barr Section of the Midland Links Motorway (M5). In November 1968 it was awarded the £12.4 million contract for a thirteen-mile section of the M62. In January 1970, it was awarded the £9.2 million contract for the M4 section between Wickham and Theale. In June