http://www.legislation.gov.uk/wsi/2014/2240/madeThe A479 Trunk Road (Glanusk Park to Llyswen, Powys) (Temporary Traffic Restrictions and No Overtaking) Order 2014Gorchymyn Cefnffordd yr A479 (Parc Glan-wysg i Lys-wen, Powys) (Cyfyngiadau Traffig Dros Dro a Dim Goddiweddyd) 2014King's Printer of Acts of Parliament2014-09-01