37800 Cassiopeia passes the oil depot on the site of Bremell Sidings, as it accelerates away from Swindon on 30 June 2025 with the 5Q73 11:58 Wimbledon Park Depot Sidings to Lydney Up Goods Loop, conveying former South Western Railways EMUs 455850 & 455909, for onward movement to Newport for scrap.