On Thursday, November 20, 1980, the drill assembly of a Texaco contracted oil rig, just offshore of the salt dome-caused Jefferson Island (itself in the east southeast section of Lake Peigneur), pierced an inactive third level of the Diamond Crystal Salt Company salt mine.OverviewLake Peigneur is a lake in the of , 1.2 miles (1.9 kilometers) north of and 9.1 mi (14.6 km) west of , near the northernmost tip of . With a maximum depth of 200 feet. .
In , the formation of a often pushes terrain upward from the surrounding land, while also creating a subterranean , holding petroleum deposits. On Thursday, November.
[pdf] The first offshore mobile drilling platform was the Breton Rig 20, first operated in 1949. This rig had evolved from the inland drilling barges which were used to drill in marshes and protected waters in up to 10 feet of water. The Breton Rig 20 was 160 feet by 85 feet, and could work in 20 feet water depth.
[pdf] Deepwater Horizon was an ultra-deepwater, dynamically positioned, semi-submersible offshore drilling rig 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. The fire was inextinguisha. DesignDeepwater Horizon was a fifth-generation, RBS-8D design (i.e. model type), deepwater, , column-stabilized, semi-submersible , designed to drill wells for oil explorati. .
Deepwater Horizon was built for R&B Falcon (which later became part of ) by in , South Korea. Construction started in December 1998, the was laid on 21 March 200.
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