M26 motorway the M26 at that time formed part of Ringway 4 and would have been designated as part of the M25. Construction of the first part of the M25 began in 1972 but before it opened, plans for the "London Orbital" motorway were modified to combine the southern and western part of Ringway 4 with the northern and eastern part of Ringway 3. To connect the two separate routes, which together were numbered as the M25, an additional section of road needed to be planned and the M25 route was diverted northwards from junction 5 to meet Ringway 3 at Swanley
Economy of the London Borough of Croydon Economy of the London Borough of Croydon Croydon, located in Greater London, England, has a diverse economy with the service and retail sectors now dominating over the town's historical market status. It is today served well by its extensive rail network centering on East and West Croydon stations, from where London Overground, First Capital Connect and Southern operate to most parts of Greater London, Surrey, Sussex, Hampshire and the East of England. With the A23, M23 and M25 orbital motorway intersecting Croydon to the South East, it is the principal gateway of the motorway network from the East Sussex area