Crossrail's 150-metre long, 1,000 tonne tunnel boring machine, nicknamed "Elizabeth" breaks through to Whitechapel station

Another milestone in a £14.8 billion rail scheme was reached today with the breakthrough to Whitechapel station of a 1,000-tonne tunnel boring machine.

The giant tunnelling machines, nicknamed Elizabeth was launched from the Limmo site near Canning Town towards the end of last year digging its way from Canary Wharf towards Stepney Green and then on to Whitechapel and Liverpool Street.

Its final destination is Farringdon by the end of 2014.

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