Photos: 250K concrete segments will line London's $22B Crossrail tunnels

08/2/2013 | Evening Standard (London)

Andrew Hankinson's photos provide a closer view of the work being done underground at London's $22.4 billion Crossrail project, where eight massive tunnel-boring machines are at work. Work goes on 24 hours per day, 7 days a week, with 8,000 workers taking 12-hour shifts. A quarter million concrete segments will be used to line the tunnels. The entire project is expected to be completed by 2018.

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Evening Standard (London)

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