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Concept definition for floating production

Concept definition of a floating, production, storage and offloading vessel (FPSO) to develop the Shelley Field

  • Service 1

Advisory and concept development

Costain performed the concept definition of an FPSO to develop the Shelley Field and achieved project sanction and approval. As part of the contract, we: 

  • Allowed the delivery of the FPSO Sevan Voyageur to the Shelley Field
  • Equipped FPSO with a high level of readiness
  • Handed all required systems over to the duty holder
  • Assisted in delivering facilities, including FPSO, moorings and subsea
  • Managed successful completion of the project


Our talented team helped the client successfully complete the project, achieving first oil on schedule and within budget.

Contact and social


Gerard Shore, Sector Director
0161 910 3444
[email protected]