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A fourth controlled explosion took place at Tilbury Power Station this morning.
The blast at 10am brought down the southern end of the remaining turbine hall, which was about 112m long, 27m wide and 25m high.
The building housed the turbines for generating electricity when the station was operational.
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Three of four steel structures known as precipitators were destroyed in a small explosion last month, half the turbine hall was demolished in April and a large explosion in September brought down one of the 28m-high coal junction towers.
VIDEO: Smoke rises into the air following a controlled explosion at Tilbury Power Station. Video by Chris Hunter
The other main structures such as the chimneys, boiler house and bunker house are scheduled for explosive demolition later this year.