The length of the trunk road ceasing to be a trunk road is situated between the former Wakefield City Boundary, Doncaster Railway Bridge, Agbrigg, (marked A on the plan) and the junction of the B6273 Garmil Lane with the A638 (T) Doncaster Road at Nostell Priory (marked B on the plan) and is shown by broad black dashes on the plan numbered HA10/YHNMD 30 marked the “A638 Trunk Road (Doncaster Road Railway Bridge, Agbrigg to Junction with B6273 Garmil Lane, west of Wragby) (Detrunking) Order 1995”, signed by authority of the Secretary of State for Transport and deposited at the Department of Transport, Romney House, 43 Marsham Street, London SW1P 3PY.