66018 complete with "The Wye Knot" headboard passes Duffryn with 6M86 10.29 Margam to Dee Marsh via Llanwern loaded steel carriers. Tuesday 20th June 2017. Hereford drivers are using various headboards to mark the closing of their depot on the 1st July 2017. This headboard was originally used on the "The Wye Knot" railtour, 1Z16 07.00 Hereford to Carlisle. 12th October 1991.