The A421 Trunk Road (Great Barford Bypass and Slip Roads) Order 2003
2003年A421干道（大巴福德支路及支路）令

The A421 Trunk Road (Great Barford Bypass, Bedfordshire) (Temporary Prohibition of Traffic) Order 2013
2013年A421主干道（贝德福德郡大巴福德旁路）（临时禁止交通）法令

The A421 Trunk Road (Wootton to Great Barford, Bedfordshire) (Temporary Restriction and Prohibition of Traffic) Order 2011
2011年A421主干道（伍顿至贝德福德郡大巴福德）（临时限制及禁止交通）令

The A47 Trunk Road (Thorney Bypass) (Detrunking) Order 2003
《2003年A47干线公路（索尼绕道）（绕行）令》

The A1 Trunk Road (Blunham to Wyboston) and the A421 Trunk Road (Renhold/Great Barford Interchange to Black Cat Roundabout) (Bedfordshire) (Temporary Restriction and Prohibition of Traffic) Order 2014
2014年A1干道（布伦汉姆至威士顿）及A421干道（仁恒\/大巴福交汇处至黑猫环岛）（贝德福德郡）（临时限制及禁止交通）令