The Ursa tension leg platform is an oil platform with a tension leg structure located at about southeast of

New Orleans New Orleans (commonly known as NOLA or The Big Easy among other nicknames) is a Consolidated city-county, consolidated city-parish located along the Mississippi River in the U.S. state of Louisiana. With a population of 383,997 at the 2020 ...

in the

Gulf of Mexico The Gulf of Mexico () is an oceanic basin and a marginal sea of the Atlantic Ocean, mostly surrounded by the North American continent. It is bounded on the northeast, north, and northwest by the Gulf Coast of the United States; on the southw ...

. It is operated by

Shell Shell may refer to: Architecture and design * Shell (structure), a thin structure ** Concrete shell, a thin shell of concrete, usually with no interior columns or exterior buttresses Science Biology * Seashell, a hard outer layer of a marine ani ...

is the operator of the project with 45.39%. BP has 22.69% while

ExxonMobil Exxon Mobil Corporation ( ) is an American multinational List of oil exploration and production companies, oil and gas corporation headquartered in Spring, Texas, a suburb of Houston. Founded as the Successors of Standard Oil, largest direct s ...

and

ConocoPhillips ConocoPhillips Company is an American multinational corporation engaged in hydrocarbon exploration and production. It is based in the Energy Corridor district of Houston, Texas. The company has operations in 15 countries and has production in t ...

each have 15.96%. The discovery well was drilled in 1991, with

Sonat Sonat, Inc., was a large Fortune 500 American energy holding company headquartered in Birmingham, Alabama. The company was founded in 1928 and was publicly traded on the New York Stock Exchange under the ticker symbol "SNT". Sonat was primarily ...

's Discoverer Seven Seas

drillship A drillship is a merchant vessel designed for use in exploratory offshore drilling of new oil and gas wells or for scientific drilling purposes. In recent years the vessels have been used in deepwater and ultra-deepwater applications, equipped ...

, on Mississippi Canyon block 854. Construction was finished in 1998. It has a total height from the seabed to its top of . At the time of completion, it was the tallest tension leg platform in the world. In 2009, ''

Guinness World Records ''Guinness World Records'', known from its inception in 1955 until 1999 as ''The Guinness Book of Records'' and in previous United States editions as ''The Guinness Book of World Records'', is a British reference book published annually, list ...

'' listed it as the tallest structure in the world, overtaking their 2007 pick of the Petronius Compliant Tower, at . Although other

types Type may refer to: Science and technology Computing * Typing, producing text via a keyboard, typewriter, etc. * Data type, collection of values used for computations. * File type * TYPE (DOS command), a command to display contents of a file. * Ty ...

oil platform An oil platform (also called an oil rig, offshore platform, oil production platform, etc.) is a large structure with facilities to extract and process petroleum and natural gas that lie in rock formations beneath the seabed. Many oil platforms w ...

s were much taller than either of them, even at the time. It was replaced as the tallest tension leg platform by the

Magnolia Tension-leg Platform Magnolia is an offshore oil drilling and production Extended Tension Leg Platform in the Gulf of Mexico. It was the world's deepest ETLP, reaching , beating the Marco Polo TLP by . In March 2018, Big Foot ETLP took over this claim in . The hull c ...

References

External links

The World’s tallest structure isn’t a skyscraper

UTLP at Offshore-technology.com
Energy infrastructure completed in 2009 Oil platforms Petroleum industry in the Gulf of Mexico Energy infrastructure in Louisiana Shell plc buildings and structures BP buildings and structures ExxonMobil buildings and structures ConocoPhillips {{Oilfield-stub

See also

References

External links