With DB Cargo having withdrawn their last remaining Class 60s, the Theale oil trains changed to Class 66 haulage in early 2024. Ten Class 66/0s will be re-geared and renumbered into the 66/6 series for these heavy trains, but prior to that standard Class 66s will have to suffice. 66057 approaches Circourt Bridge, Denchworth just as the sun stats to disappear into cloud on 16 January 2024 with the 6B33 13:53 Theale to Robeston empty tanks.