The Thames Barrier

The Thames Barrier is the world’s second largest water barrier to stop the flood from entering into London. It is located on downstream of Central London. Its main purpose is to protect the London from being flooded by sea water, in case of any mishap.

Why Thames Barrier was constructed

In the history, two major floods came in the Thames River. In 1928, Thames flood, fourteen people were died and in 1953, due to North Sea Flood, 307 people were died. Because of these incidents, the need for a flood barrier was aroused.

Design and Construction of Thames Barrier

The Thames Barrier is using rotating gates design to prevent the rising of water in Thames River. This design was advised by Charles Draper. The barrier construction was started in 1974 and it was fully operational in 1984. The Thames Barrier was inaugurated by Queen Elizabeth II, on 8 MAY 1984. The complete construction cost was £534 million. The barrier stretches across 520 meters of the river. It divides the river into four 61-meter and two 30-meter navigable spans.The working life of barrier is until 2070.

Working of The Thames Barrier