Located in the London Borough of Hammersmith and Fulham, the depot was partially redeveloped by Agility Trains from 2013 as a maintenance site when they were awarded the Intercity Express Programme.

[6] In 1870 land in the northwestern corner of Little Wormwood Scrubs including Red House Farm and a gasworks was exchanged for 5 acres (2.0 ha) in the south east corner;[7] much of the land was taken up by the establishment of a railway works; the West London Works.

[8] A depot at North Pole, West London formed part of the 1970s aborted Channel Tunnel scheme.

[17][18] Potential re-use by conventional UK rail operators was limited by its electric trains equipment being unsuitable for general and diesel train operations; the site lacked an overhead crane, turntables, fuelling facilities and it lacked a connection to the GWML.

[26] In April 2023, it was confirmed that all Class 802 units would be moving to the Laira Traction and Rolling Stock Maintenance Depot in Plymouth.

[27] Part of the eastern section of the site was included in re-development plans for the Kensal gasworks in the Royal Borough of Kensington and Chelsea.

[28] London and Continental Railways is seeking to use the remainder of the site not used by the Intercity Express Programme for housing or commercial use.