Underneath the ground in London is one of the most complex networks of utility lines as well as rail systems in the world. Merely navigating the treacherous web of lines and tunnels can be a weeks’ long process, but when you couple that with the idea of adding a new rail system, affectionately known as the Crossrail, then you come across a logistical challenge that can put nearly any engineer to an early retirement.
23
Apr
2012
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