► Subscribe to the Financial Times on YouTube: http://bit.ly/FTimeSubs
Crossrail, London's £14.8bn rail programme, is approaching its halfway mark. Mark Odell reports on the magnitude of an undertaking that will connect the east and west of the city with a line that includes 21km of twin-bore tunnels dug beneath the capital.
► FT World News: http://bit.ly/1Exp0iJ
► FT Business: http://bit.ly/1KUK08s
For more video content from the Financial Times, visit http://www.FT.com/video
Twitter https://twitter.com/ftvideo
Facebook https://www.facebook.com/financialtimes