London Underground infrastructure Tube Programme, investigating replacing the trains for the Bakerloo and Piccadilly lines, is looking for trains with better energy conservation and regenerative braking. The Underground serves 270 stations. Fourteen Underground stations are outside Greater London, of which five (Amersham, Chalfont & Latimer, Chesham, and Chorleywood on the Metropolitan line and Epping on the Central line) are beyond the M25 London orbital motorway. The longest distance between two stations is between Chalfont & Latimer and Chesham on the Metropolitan line. The shortest distance between adjacent stations is the between Leicester Square and Covent Garden on the Piccadilly line. The station furthest
Suicide on the London Underground Suicide on the London Underground Suicide on the London Underground has been an issue since the Underground (also known as the 'Tube') opened in the 19th century. It involves a person intentionally jumping into an oncoming train's path so that the impact kills them. Suicides on English railways increased significantly following newspaper reports in 1868 about the method; all injuries on the country's railways must be reported, in accordance with the Regulation of Railways Act 1873. Underground management and train drivers use several phrases to refer to suicides, sometimes using "person under a train" or "passenger taken unwell" (usually to