London (AFP) July 16, 2023

The door of the steel box lift clanks shut and a crane slowly lowers construction workers building London’s “super sewer” 40 metres (130 feet) to the bottom of an enormous vertical shaft.

Here, a world away from the city’s busy streets, thousands of engineers and construction staff have spent the past seven years creating the biggest-ever upgrade to the city’s 19th-century sewers.

London
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