Offshore Magazine

Diamond to convert stacked rig for new duty

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Offshore staff

HOUSTON – A Diamond Offshore Drilling Inc. subsidiary has contracted Keppel AmFELS to build a moored semisubmersible drilling rig using an existing hull from Diamond’s cold-stacked Ocean Voyager. The new rig, Ocean Onyx, will be designed for water depths to 6,000 ft (1,829 m).

The $300-million project will include a variable deck load of 5,000 long tons (5,080 metric tons) a five-ram BOP, and quarters for 140 personnel.

The Brownsville, Texas, Keppel yard plans to deliver the rig in 3Q 2013.

01/09/2012

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