http://www.legislation.gov.uk/uksi/2005/1266/signature/madeThe A11 Trunk Road (Attleborough Bypass Improvement) Slip Roads Order 2005Roads and highwaysRoad buildingKing's Printer of Acts of Parliament2011-07-04HIGHWAYS, ENGLANDSigned by authority of the Secretary of State for TransportP WallworkDivisional Director Highways Agency28th April 2005