57312 passes Challow on 4 January 2022 with the 5Q76 11:04 Ilford EMU Depot to Newport Docks (Sims Group), conveying former TfL Rail EMUs 315854 & 315844 for scrapping. This was running exactly to time, which was very fortunate, as if it had been only a few minutes late, the sun would have been gone, as there was a large mass of cloud approaching from the west.