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North Sea cold weather intervention campaign

Helix Well Ops UK was contracted by Talisman Energy Inc to execute a series of well maintenance, production, enhancement, and decommissioning workscopes on five different wells in the UKCS sector of the North Sea in the winter of 2012. Over the course of the 68 day operation, the Seawell and her crew successfully completed the following tasks on Talisman fields:

Highlander

Remedial subsurface safety valve operations

Tartan

Well suspension and well integrity operations

Enoch-South Wood

Three plug & abandonment operations with wellhead removal

Tweedsmuir

Pumping and scale-squeeze operations

Claymore

Mechanical repair, well maintenance, and integrity operations

The cold weather campaign was successfully executed, with a total uptime of 74.8 percent, in water depths ranging from 90 to 140 meters.

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