http://www.legislation.gov.uk/uksi/1994/2486/signature/madeThe A4 Trunk Road (Great West Road, Hounslow) (Prescribed Routes) Order 1994Roads and highwaysPedestrian crossingsStreet numbering and namingVehiclesKing's Printer of Acts of Parliament2011-07-04ROAD TRAFFICSigned by authority of the Secretary of StateI. E. W. BrownA Grade 6 Officer for Transport Highways Agency London Office19th September 1994