status managerial, professional and associate technical posts was higher than average (totalling 44.1% compared with 35.4% across Wales), and the proportions in administrative, personal services and processing work were lower. In 2018 Chepstow was declared by campaign group Surfers Against Sewage to be the first "Plastic Free Town" in south Wales. Transport Chepstow is located close to junction 2 of the M48 motorway, at the western end of the Severn Bridge. The bridge was opened in 1966 and has the second longest span of any bridge in the UK; it replaced the Aust-Beachley ferry. Before the Severn Bridge was opened, the Old Wye Bridge across the River Wye at Chepstow, built in 1816 to replace earlier wooden structures, carried all the road traffic between South West England and South Wales and was the lowest bridging point of the Wye. The M48 motorway now connects Chepstow by road to Newport () and Cardiff () to the west, and Bristol () and London () to the east. To the north, the A466 up the Wye valley connects the town with Monmouth (), and to the north-east the A48 links it with Gloucester (). Chepstow railway station is on the main line between and . Most connections to Bristol Temple Meads and London Paddington are via Newport or Severn Tunnel Junction (). Chepstow is serviced by Transport for Wales Rail; the service provided by CrossCountry from Cardiff Central to , via Birmingham New Street. The railway bridge also known as "The Great Tubular Bridge" spanning the River Wye between Chepstow and Sedbury was designed by Isambard Kingdom Brunel in 1852 as part of the Great Western Railway, but the original structure was replaced in the 1960s. Until 1959, passenger trains also operated up the Wye Valley Railway to Monmouth – this service ceased owing to heavy financial losses. The line at Chepstow was blocked by a landslide on 12 November 2009, following heavy rain. Chepstow was home to Red & White Services, one of the region's largest bus and coach operators. Their head office and central workshops were at Bulwark from the early 1930s to mid-1980s. Red & White was a major employer in Chepstow for the fifty years it existed. The company became defunct as part of the privatised National Welsh bus company but was re-established as Stagecoach Red & White following the acquisition of the assets of National Welsh by Stagecoach.