M55 motorway meet junction 4, where the motorway ends and becomes the A5230. The western part of the M55, and the first few hundred metres of the A5230, occupy the route of the old Blackpool Branch railway line. The first motorway constructed in Great Britain was the M6 Preston Bypass, opened in 1958. This ran from the current M6 junction 29 to the M55 junction 1. It was built as a two-lane route. In 1965 the M6 was extended north from what is the current day junction 32 to meet the Lancaster Bypass, and the M6 junction was rebuilt to its current
M61 motorway M61 motorway The M61 is a motorway in North West England. It runs from the M60 motorway northwest of Manchester and heads northwest past Bolton and Chorley to join the M6 just north of the junction between the M6 and M65 motorways to the south of Preston. Perhaps the most distinguishing section of the M61 is to be found at the southern end at the Worsley Braided Interchange between junctions 1 and 3. This stretch of the road on the approach to the terminus with the M60 ring road is a collection of sliproads and overpass tunnels providing free-flowing access