Home : Services : Execution : Pre-commissioning


Consub performs the following aspects of pre-commissioning and commissioning of subsea production systems, including flowlines, pipelines, manifolds and umbilicals:

  • Development of philosophy documents, specifications and procedures for:
    • Flooding, cleaning and gauging,
    • Hydrotesting,
    • Dewatering,
    • Drying and conditioning,
    • Introduction of product (hydrocarbons or chemicals).
  • Management and site supervision of pre-commissioning contractors to ensure timely preparation for operations, and provide general technical input to the work.
  • Assist the client in procurement of temporary equipment for the work.
  • Participate in HAZIDS/HAZOPS
  • Preparation and submission of permits and approvals (3rd party and authorities)
  • Liaison with authorities and third parties organisations.

Our key personnel have performed pre-commissioning and commissioning work for:

  • BG West Delta Deep Scarab Saffron (Egypt)
  • BG West Delta Deep Simian Sapphire (Egypt)
  • BHP: Liverpool Bay Project
  • Shell: Southern North Sea Upgrades and Maintenance Projects

For full details of our capabilities, please contact us.

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