Enpro's ESSI Decom system is a low risk method of accessing trapped attic fluids in GBS concrete cells which enables Operators to meet their OSPAR decommissioning obligations.

  • Patented anchor hub significantly reduces the size and complexity of subsea hardware
  • Self contained operations from platform or vessel
  • Increased operational weather window
  • Low cost rental solutions available
  • Compliance with OSPAR, Annex III, Article 5 permit requirements
  • North Sea Project – first deployed in 2015

Single ESSI anchor hub enables:

  • Drilling Operations
  • In Situ Sampling / Validation
  • Pumping / Fluid Extraction


Case Study: North Sea

Project Overview

  • Compliance with OSPAR, Annex III, Article 5 permit requirements
  • North Sea Project – first deployed in 2015
  • Minimised stress loading into existing sub structure
  • Redeployment scheduled for 2018
  • Dedicated tooling & personnel

Single ESSI anchor hub enables:

  • Drilling Operations
  • In Situ Sampling / Validation
  • Pumping / Fluid Extraction
  • Legacy Condition Monitoring

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