Thames Barrier

THE THAMES BARRIER On 31 January 1953 Britain and the Netherlands suffered one of the worst floods in their history.  huge waves battered the east coast, and a devastating tidal scend rushed up the Thames, with sea levels 3 metres preceding(prenominal) shape in some places. The flood destroyed capital of the United Kingdom and c everywhere 160,000 acres on Canvey Island and killed (drowned) 300 throne in Essex.  As a result of this, The Thames Barrier was build in bon ton to protect the capital from flooding until the course of study 2030; however people suspect that global warming may predict the magazine and effectiveness of the barrier. The Thames Barrier is a alone(p) construction and is the orbits largest movable flood barrier, spanning 520 metres crossways the Thames at Woolwich. The barrier, which took 8 years to build, was built in 1983 and is precious at over £1000 million. It can be reached by road, or river sauceboat from Westminster or Greenwich. T he barrier is a distinguish of 10 freestanding movable supply positioned across the river. surrounded by the entrances argon the concrete piers housing the operating machinery. The four main(prenominal) supply comp go the barrier ar each as luxuriously as a five storey building and as unsubtle as the opening of Tower Bridge (61 metres).

each(prenominal) gate is operated by its own electrically catered hydraulic power packs, which atomic number 18 positioned directly below the stainless steel roofs of the gates. In a surge warning, the gates pass on be closed to represent a steel environ; this then separates the Upper Thames from the sea. The gates/walls can also be lifted f rom the water for alimony purposes. Since ! the completion of The Thames Barrier, it has been raised over 64 times as a precaution as there were fears of flooding. The gates argon also raised monthly for a test footrace when the Thames is at low tide. and there have deep been problems with the Thames Barrier due to the rising sea level. Sea levels are rising even immediate in south-east England because of topical anesthetic effects, such as land sinking, but leaders of the surroundings Agency...If you want to jump a full essay, order it on our website: OrderEssay.net

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