Decommissioning & Abandonment

Decommissioning and abandonment practices are critical for the protection of the environment. Planning for the disposal of equipment, sealing of the well safely, and recycle and reuse purposes must be performed within the regulation authority.

With the expertise of VIKING Engineering and GATE's own marine services team, the proper planning and disposal of these assets can be achieved. 

Read further to see how we achieve a systems approach to the decommissioning and abandonment stage.

Planning and Management

  • Topsides and Substructure Decommissioning
  • Subsea Infrastructure and Pipeline Decommissioning
  • Reuse, Recycle, Disposal Planning
  • Provide Abandonment Options
  • Plug and Abandonment Plans, Procedures
  • BSEE Plug and Abandonment Certifications
  • Permitting
  • Expertise in the Corps of Engineers Rigs to Reef Program
  • Contractor Bid Preparation / Analysis
  • Provide Offshore Quality Control of Contractor Activities
  • Assist in Project Planning, Development and Coordination of Removal Procedures
  • Perform Cost Estimating on Asset Retirement Obligations for Shallow Water and Deepwater Installation


  • Plug and Abandonment Field Oversight
  • Provide Offshore Quality Control of Contractor Activities
  • Monitor Contractor Safety
  • Provide Daily Cost Accounting & Reporting