http://www.legislation.gov.uk/wsi/2013/12/madeThe A48 and A466 Trunk Roads (High Beech Roundabout, Near Chepstow, Monmouthshire) (Temporary Traffic Restrictions and Prohibition) Order 2013Gorchymyn Cefnffyrdd yr A48 a’r A466 (Cylchfan High Beech, Ger Cas-gwent, Sir Fynwy) (Cyfyngiadau a Gwaharddiad Traffig Dros Dro) 2013King's Printer of Acts of Parliament2013-01-15