Commissioning

Shutdown Commissioning Authority

Specialist commissioning authority support coordinated multiple integrated control and safety scopes across several offshore assets during an extended shutdown.

The Challenge

Shutdown scope needed calm control

A major oil and gas operator required specialist resources to mobilise to several offshore installations during an extended shutdown.

The shutdown included several integrated control and safety system related scopes, each with its own testing, commissioning, start-up, and handover requirements.

The client needed a commissioning authority capable of managing multiple scopes simultaneously across multiple offshore installations while protecting schedule, quality, safety culture, and the transition back to operations.

ICSS was engaged to provide that client-side commissioning authority role and bring structure, coordination, and technical assurance to the offshore execution phase.

Our Scope

Authority across execution and start-up

ICSS acted as commissioning authority on behalf of the client, taking responsibility for coordinating the offshore execution of all integrated control and safety system related scopes.

Our role included witnessing and accepting testing and commissioning activities, ensuring completed work met the required quality standard before transition to operations.

We actively managed delivery performance throughout the shutdown, keeping execution aligned with schedule requirements while maintaining technical discipline across each scope.

ICSS also supported operations during start-up, including controller tuning and process system optimisation, so the commissioned systems could move from test completion into stable live operation.

Throughout delivery, we maintained a positive safety culture and provided the calm commissioning leadership needed to coordinate multiple stakeholders in a demanding offshore shutdown environment.

The Result

Safe handover, smoother restart

Excellent teamwork across commissioning, operations, maintenance, and technical personnel ensured all scopes were transitioned safely and seamlessly from commissioning into operations.

The commissioning authority role gave the client clear ownership of testing, acceptance, schedule performance, and offshore coordination during a complex extended shutdown.

Significant improvements were realised across the affected assets, including more stable process operations following successful controller tuning and optimisation.

The completed work strengthened confidence in the integrated control and safety systems and helped return the offshore installations to operation with the right level of technical assurance.

Commissioning

We integrate commissioning into project planning from the start. We coordinate across disciplines, bridge gaps between engineering and operations, and bring the calm authority needed to execute complex scopes in demanding environments.

Strategies and procedures

Migration strategies, static and dynamic procedures, and completions management system configuration.

Commissioning authorities

Client-side commissioning authority, taking full accountability, from early project phases through to handover.

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