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An explosion on the drilling rig Deepwater Horizon occurred on April 20, 2010, killing 11 workers. The Deepwater Horizon sank on April 22, 2010, in water approximately 5,000 feet (1,500 m) deep, and was located resting on the seafloor approximately 1,300 feet (400 m) (about a quarter of a mile) northwest of the well. [10] [11] [12]
Deepwater Horizon was an ultra-deepwater, dynamically positioned, semi-submersible offshore drilling rig [7] owned by Transocean and operated by the BP company. On 20 April 2010, while drilling in the Gulf of Mexico at the Macondo Prospect, a blowout caused an explosion on the rig that killed 11 crewmen and ignited a fireball visible from 40 miles (64 km) away. [8]
[12] The tax liability for the rig was estimated at $6–7 million, based on the value of the rig. [ 13 ] Kulluk was carrying 138,000 US gallons (520,000 L; 115,000 imp gal) of ultra-low-sulfur diesel fuel, 1,000 US gallons (3,800 L; 830 imp gal) of aviation fuel and 12,000 US gallons (45,000 L; 10,000 imp gal) of lubricants.
Marine salvage teams tried over the weekend to save the platform by pumping nitrogen and compressed air into the tanks to expel the water, but they abandoned the rig after bad weather. [ 8 ] The platform sank five days after the explosions (March 20), in 1,200 m (3,940 ft) of water with an estimated 1,500 tonnes (1,700 short tons) of crude oil ...
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The original hull was a gravity base made up of support pilings and concrete ballast chambers from which three or four shafts rise and upon which the deck sits. Once fully ballasted, the hull was to sit on the sea floor. There were 24 chambers, of which four formed the 'legs' supporting the facility on top in the case of the Sleipner A oil rig.
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Not only that, but the Dow is still about 1,500 points (3.5%) higher than it was on Election Day. Markets initially surged following the election results, with investors breathing a sigh of relief ...