Decommissioning

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PDi add value to our client’s decommissioning projects through meticulous planning and preparation across documentation, subsea and topsides engineering coupled with and project execution and management.

Since completing our first decommissioning FEED study in 2009, PDi has generated an impressive track record covering multiple activities ranging from initial study and analysis, detailed programme development, management of regulatory requirements, project engineering, offshore execution and waste management.

With proven methodologies and demonstrable experience throughout the decommissioning process, PDi are proud to have contributed to their clients achieving substantial reductions in their decommissioning liabilities.

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Decom Capability – Detail

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Late Life

  • Option evaluation
  • ‘Lighthouse Mode’ development
  • Cost / economic modelling
  • Engineering supporting studies
  • Safety case update
  • Development of decom strategy
  • Material Inventory


Regulatory

  • Stakeholder Engagement
  • COP Assistance
  • PLANC Definition & Management
  • PWA/DEP CON
  • Active Waste Management Plan
  • Safety Case Review
  • Decom Programme Development


Decom Programme

  • Material Inventory
  • Option Screening
  • Cost & Schedule
  • Risk Review
  • EIA
  • Degradation & Conditioning Supplies
  • Ongoing Liability
  • Comparative Assessment
  • Decom Programme Submission


Engineering

  • Methodology Development
  • Removal Option Selection
  • Equipment Review and Selection
  • Procedure Development
  • SOW/ITT Prep
  • Bid Evaluation
  • Management of Installation Contractor
  • Installation Contractor Support


Offshore Execution

  • Management of Contractors
  • Contractor Support
  • HSSE Management
  • Vessel & dive audits
  • SOW/ITT Prep
  • Planning & logistics
  • Flushing & Cleaning
  • Riser disconnection & recovery
  • Mooring disconnection & recovery
  • Subsea facilities recovery
  • Seabed rectification


Waste Management

  • SOW/ITT Prep
  • Bid Evaluation
  • Management of Waste Contractor
  • Waste Disposal Certificate

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Our Solutions


Our Clients

+44 (0) 1224 269060 
enquiries@pdi-ltd.com
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