Thames Barrier :: Shared Description
The Thames Barrier is one of the largest movable flood barriers in the world. The Environment Agency runs and maintains the Thames Barrier as well as the capitalís other flood defences.
The barrier spans 520 metres across the River Thames
near Woolwich, and it protects 125 square kilometres of central London from flooding caused by tidal surges.
It became operational in 1982 and has 10 steel gates that can be raised into position across the River Thames
. When raised, the main gates stand as high as a five-storey building and as wide as the opening of Tower Bridge
. Each main gate weighs 3,300 tonnes.
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Created: Mon, 7 Jun 2010, Updated: Mon, 7 Jun 2010
The 'Shared Description' text on this page is Copyright 2010 Paul Gillett, however it is specifically licensed so that contributors can reuse it on their own images without restriction.