Crossrail Reaches The Half Way Point In Its Construction

LONDON, ENGLAND - FEBRUARY 21: Work continues on the Foster-designed timber lattice roof on Canary Wharf Crossrail station and retail development in the North Dock of the Isle of Dogs on February 21, 2013 in London, England. The construction of the station, which began in May 2009 and is costing 500 million GBP, features four storeys of retail space above the ticket hall and platform levels and has currently reached the halfway point. The station has been created by constructing a concrete box in the North Dock 250 metres long and 30 metres wide; approximately the same size as One Canada Square lying on its side. (Photo by Dan Kitwood/Getty Images)