Rig Upgrade & Refurbishment

Lamprell undertakes numerous jackup upgrade and refurbishment projects for a broad range of multi-national customers, including Hercules Offshore Middle East Ltd, Nabors Drilling International Limited, National Drilling Company and Transocean International Ventures Ltd, and has worked on up to 10 jackup rigs simultaneously during the three years to 31 December 2007.

The scope of upgrade and refurbishment work on individual jackup projects varies significantly from project to project, from basic repair and certification related work, valued at less than US$1 million with a facility duration of less than one month, to major repair and upgrade work, valued at more than US$50 million with a facility duration of greater than 12 months.

Specific work scopes that can be included in the above project categories include:

• leg extension and/or strengthening;
• conversion of slot rigs to cantilever mode;
• living quarters extension, upgrade and refurbishment;
• engine replacement and re-power works;
• mud process system upgrade and/or refurbishment;
• helideck replacement, upgrade and/or refurbishment; and
• condition driven refurbishment, including structural steel replacement and piping replacement including valves and manifolds.