The A1(M) Motorway (Junction 14 to Junction 15, Cambridgeshire) Northbound (Temporary Restriction and Prohibition of Traffic) Order 2012doi:2012 No. 2170
The A1(M) Motorway (Junction 7 - Junction 8 Northbound, Hertfordshire) (Temporary Restriction and Prohibition of Traffic) Order 2010doi:2010 No. 928
The A1 Trunk Road (A1(M) Junction 1, Northbound Exit Slip Road) (Temporary Prohibition of Traffic) Order 2012doi:2012 No. 1578
The A1(M) Motorway (Junction 15 Sawtry, Cambridgeshire) Northbound Exit Slip Road (Temporary Prohibition of Traffic) Order 2013doi:2013 No. 3062
The A1(M) Motorway (Junctions 6 to 7, Hertfordshire) Northbound (Temporary Prohibition of Traffic) Order 2011doi:2011 No. 1981
The A1(M) Motorway (Letchworth Road Bridge, Hertfordshire) Northbound (Temporary Restriction of Traffic) Order 2011doi:2011 No. 2146
The A1 Trunk Road and the A1(M) Motorway (Junctions 1, 3 and 4, Northbound Slip Roads) (Temporary Prohibition of Traffic) Order 2012doi:2012 No. 1037
The A1 Trunk Road and the A1(M) Motorway (Junctions 1, 3 and 4, Northbound Slip Roads) (Temporary Prohibition of Traffic) Order 2014doi:2014 No. 998
The A1 Trunk Road and the A1(M) Motorway (Junctions 1, 3 and 4, Northbound Slip Roads) (Temporary Prohibition of Traffic) Order 2013doi:2013 No. 1084
The A1 Trunk Road and the A1(M) Motorway (Junctions 1, 3 and 4, Northbound Slip Roads) (Temporary Prohibition of Traffic) Order 2015doi:2015 No. 1259