L54 and L21 wait in the eastbound platform at Northolt for the last westbound Central Line service, train 51, the 2345 Epping to West
Ruislip led by DM 91323 to clear before crossing over and moving into the westbound platform with train 570, an 0042 Ruislip Depot to
Northolt engineering train.
Date: 8 October 2026
Manipulation Notes: None