DRS 37612 and 37604 top 'n' tail the 6M50 Torness - Carlisle ''nuke train''

37612 brings up the rear of a test train just after departing Moor Street

For a short time after the introduction of DRS 4L46 Ditton to Purfleet was booked a pair of Class 37s due to the shortage of Class 66s. Here, 37612+37259 head the service South on the Up Slow

DRS 37612 and 37608 lead 4L46 past Carpenders Park - 07/06/2006

37612 leads a SERCO test train from Derby to Ilford(London) over 14 arches viaduct, south of Wellingborough.