A583 road constructed to bypass the Ashton-on-Ribble area of Preston. A583 road The A583 is a primary road from Preston to Blackpool in England, via Kirkham. It runs a distance of 17 miles (27.4 km), and was previously the main route into Blackpool until the construction of the M55 motorway. The A583 runs from the A59 Ring Way in Preston city centre to Blackpool town centre, terminating near the town's North Pier. It is mostly a primary route, although there are non-primary sections in the urban areas at both ends of the route. The road heads out of the city centre as
M6 motorway 1970, the Lancaster–Penrith link was completed, along with a short section of motorway by-passing the south of Walsall. The most northerly section of the motorway also opened in 1970, running to the designated terminus north of Carlisle. By 1971, the full route was completed between the junction with the M1 motorway at Rugby and the A38 road several miles north-east of Birmingham city centre, including Bromford Viaduct between Castle Bromwich (J5) and Gravelly Hill (J6), which at 3½ miles is the longest viaduct in Great Britain. Junction 6 in Birmingham is widely known as Spaghetti Junction because of its complexity