Airports of London runways. Due to the location in London's western suburbs, Heathrow has had trouble trying to expand, with various expansion projects being cancelled.) As a result, the airport consistently runs at over 99% capacity and is often included on lists of the worst-rated airports in the world. However, on 1 July 2015 Heathrow's expansion plan was suggested as the best option by the Airport Commission and on 25 October 2016 a new northwest runway and terminal was approved by the Government. The airport is connected to Great Britain's motorway network via the M4 and M25 motorways, to London Paddington station by
London Underground 1992 Stock London Underground 1992 Stock The London Underground 1992 Stock is a type of rolling stock used on the Central line and Waterloo & City line of the London Underground. The 1992 Stock was built by British Rail Engineering Limited (BREL) (under ABB, later Adtranz and now Bombardier Transportation) for the Central line following extensive testing of the three 1986 tube stock prototype trains. Even so, the introduction of this stock was far from trouble-free and there were many technical teething problems. Eighty-five trains were ordered from BREL, each formed of four two-car units (two units have driving cabs, the others