LONDON bound passengers from Heathrow will suffer from engineering work on the Piccadilly line at weekends from next Friday night. During the closure three rail bus services will operate from Acton Town and with some stopping at intervening stations. This disruption will continue until April. Heathrow users should bookmark the following sites.
http://www.thetube.com/piccaddilly or http://www.transportforlondon.gov.uk