Vessel Based Approach to Subsea Wellhead Removal
Transcript of Vessel Based Approach to Subsea Wellhead Removal
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Vessel Based Approach to Subsea Wellhead Removal
DALE ROBERTSONPRODUCT DEVELOPMENT DIRECTOR
BIBBY OFFSHORE
PRINCIPAL SPONSOR
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WELL P&AALLIANCE
Vessel Based Approach to Subsea Wellhead Removal
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AGENDA
The Alliance
Baker Hughes
Proserv
Bibby Offshore
Alternative Removal Technologies
Vessel Advantages
Value Proposition
Commercial Advantages
Operational Advantages
Challenging the Norm
Summary
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THE ALLIANCE
Phase 3 - Cat 1 Wells
Phase 2 - Cat 2 Wells
+
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Alternative Removal Technologies
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CHALLENGING THE NORM
Why a vessel based approach?
• Back to basics• Using existing knowledge and
experience within industry• Fit for purpose• Not gold plating • Known technology• Lesson learned
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VESSEL ADVANTAGES
High Daily Cost Increased Spread CostHigh Spec - Drilling/Workover Slow Mob/Demob
Intervention/Live Well WorkscopesHigher Cost Limited P&A Availability
Lower Day Rate Quick Mob/DemobSmall Operational Spread Fit for purpose
Reduction in Day rate
Reduction in Day rate
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VALUE PROPOSITION
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OPERATIONAL ADVANTAGES
• Reduction in time• Rapid deployment to site
• Flexibility• Incorporation into other work programs
• Asset capability• In-well operational time reduced by up to 30%
• Superior intervention speed• Operational benefits over conventional methods
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COMMERCIAL BENEFITS
• Increased flexibility• Time saving of circa 36%
• Cost savings of circa 40%• Less contracting risk for client
• Collaborative contracting for the client• Single contracting entity principle
• Improved schedule availability• Potential for further savings on shared
campaigns
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WHAT ARE YOUR PAINS?
Maximising Efficiencies
• Site surveys• Waste management and
disposal• Permitry• Well programme
development support• Campaign management
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SUMMARY
• Challenge the norm• Evaluate optimal
solution • Fit for purpose• Utilise lessons
learned• Let the contractor
manage the “pains”