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Major International E&P Operator — Pre-Commissioning & Commissioning

Nigeria · Brownfield Tie-In · Upstream

Structured Commissioning and Operational Readiness support from pre-commissioning through to first gas and handover for a brownfield well pad cluster development integrating into live production infrastructure.

First Gas
Safely Achieved
Zero
Major Start-Up Incidents
Verified
Handover Package
Services DeliveredCommissioning ManagementOperational ReadinessSIMOPS CoordinationPunch List ManagementHandover Governance

The Challenge

The development involved the construction and commissioning of new well pad cluster facilities integrated into an existing treatment centre. As a brownfield tie-in project transitioning from construction to start-up, it presented critical commissioning and readiness challenges: transitioning from mechanical completion to safe commissioning and start-up; managing SIMOPS risks during integration with live production infrastructure; ensuring systems were commissioned in the correct sequence and fully verified; coordinating contractors, vendors and operations teams during energisation and start-up; validating safety systems, control systems and process functionality before first gas; preventing early-life failures due to incomplete testing or configuration gaps; ensuring readiness of personnel, documentation and operating procedures prior to handover; and delivering a controlled, structured transfer from project to operations.

Our Approach

Optimal delivered structured Commissioning and Operational Readiness (COMM) support from pre-commissioning through to first gas and formal handover. This covered development and governance of the systemised commissioning strategy; verification of Mechanical Completion (MC) and Management of System Completion (MSC) processes; commissioning procedure development and technical review; pre-commissioning and commissioning oversight across process, utilities and safety systems; functional testing and loop checks for instrumentation and control systems; SIMOPS coordination and interface management; start-up sequencing validation and punch list management; operations readiness assurance across procedures, training alignment and documentation verification; and handover certification and transition governance.

What We Delivered

  • Systemised commissioning strategy development and governance
  • Mechanical Completion (MC) and System Completion (MSC) verification
  • Commissioning procedures developed and technically reviewed
  • Pre-commissioning and commissioning oversight across process, utilities and safety systems
  • Functional testing and loop checks for all instrumentation and control systems
  • SIMOPS coordination and interface management throughout energisation
  • Start-up sequencing validation and punch list management to close-out
  • Operations readiness assurance — procedures, training and documentation verified
  • Handover certification and transition governance documentation

Outcome

Optimal's structured commissioning and operational readiness approach delivered a safe, controlled and performance-aligned transition from construction to steady-state production. First gas was achieved without major incident, early-life failure risk was significantly reduced through rigorous pre-start-up validation, and operations teams assumed a fully verified and documented asset at handover.

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