London Underground and the mechanisms are regularly degreased to lower the potential for fires. The only wooden escalator not to be replaced was at Greenford station, which remained until October 2015 when TfL replaced it with the first incline lift on the UK transport network. There are 426 escalators on the London Underground system and the longest, at , is at Angel. The shortest, at Stratford, gives a vertical rise of . There are 184 lifts, and numbers have increased in recent years because of investment making tube stations accessible. Over 28 stations will have lifts installed over the next 10 years,
Gloucester Road tube station to 00:43 westbound. The Piccadilly line operates a 24-hour Night Tube service on Fridays and Saturdays. On the Piccadilly line 1973 Stock is used. On the Circle and District lines S Stock is used. London Buses routes 49 and 74 and night routes N74 and N97 serve the station. Gloucester Road tube station Gloucester Road is a London Underground station in Kensington, west London. The station entrance is located close to the junction of Gloucester Road and Cromwell Road. Close by are the Cromwell Hospital and Baden-Powell House. The station is served by the District, Circle and Piccadilly lines. On