M40 | ||||
---|---|---|---|---|
![]() | ||||
Route information | ||||
Part of ![]() | ||||
Maintained by Highways England | ||||
Length | 89.0 mi (143.2 km) | |||
Existed | 1967–present | |||
History | Opened: 1967 Completed: 1991 | |||
Major junctions | ||||
Southeast end | Denham | |||
| ||||
Northwest end | Tanworth in Arden | |||
Location | ||||
Country | United Kingdom | |||
Counties | Buckinghamshire, Oxfordshire, Northamptonshire, Warwickshire | |||
Primary destinations | ||||
Road network | ||||
|
The M40 motorway is a motorway between Denham, near London; and Solihull near Birmingham in England. It also goes through Oxford. It was built in stages between 1967 and 1991 and is 89 miles (143 km) long.