Thames Water Ring Main
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The Thames Water Ring Main is a system of approximately 80 km (50 mi) of concrete tunnels which transfer drinking water from water treatment works in the Thames and River Lea catchments for distribution within central London.
Ring Main shaft and pump house at New River Head
London's water supply infrastructure has developed over the centuries in line with the expansion of London.
Fountain in Trafalgar Square
Chelsea Waterworks, 1752. Two Newcomen beam engines pumped Thames water from a canal to reservoirs at Green Park and Hyde Park.
Standpipe Tower at Brentford
The waterworks buildings at Hampton