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,
Brixton tube station Victoria to Orpington line, operated by South Eastern). Although the route of the London Overground South London Line also runs close to Brixton tube station, there is no station in Brixton on this route because it passes overhead on high railway arches. Train frequencies vary throughout the day, but generally every 3–5 minutes between 05:55 and 00:18. London Bus routes 2, 3, 35, 45, 59, 109, 118, 133, 159, 333, 355, 415, 432, 689 and 690 and P4 and night routes N2, N3, N35, N109 and N133 serve the station. Brixton tube station Brixton is a London Underground station on