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Pipeline & Wellhead Maintenance Of Coinoil Aunty Julie Platform

Completed Coinoil Aunty Julie Platform, Sangana, Bayelsa State. September 2022

Pipeline & Wellhead Maintenance Of Coinoil Aunty Julie Platform

The maintenance operation at Aunty Julie Platform focused on ensuring the integrity and efficiency of the pipeline network and wellheads. This proacti...

Project Overview

The maintenance operation at Aunty Julie Platform focused on ensuring the integrity and efficiency of the pipeline network and wellheads. This proactive maintenance was essential to preventing leaks, optimizing production, and enhancing overall safety in the offshore facility.

Technology Used

Remote Operated Vehicles (ROVs) – For detailed underwater pipeline and wellhead inspections.

Smart Pigging Technology – Used to clean and assess pipeline conditions internally.

Ultrasonic Testing (UT) & Magnetic Particle Inspection (MPI) – For structural integrity checks.

Cathodic Protection Systems – To prevent corrosion and extend asset lifespan

Project Status

Completed

Project Scope

Pipeline Inspection & Maintenance: Internal and external assessments, cleaning, and repairs.

Wellhead Servicing: Pressure testing, component replacement, and integrity verification.

Corrosion Control Measures: Application of anti-corrosion coatings and cathodic protection.

Leak Detection & Pressure Testing: Ensuring pipeline reliability and identifying potential weak points.

Project Objectives

Inspect and maintain subsea and topside pipelines to prevent corrosion and blockages.

Conduct wellhead servicing to enhance operational efficiency and longevity.

Improve safety compliance by ensuring equipment meets industry standards.

Minimize environmental risks associated with aging infrastructure.

Challenges & Solutions

Harsh Offshore Conditions: Used advanced ROVs for deepwater inspections to minimize diver exposure.

Corrosion & Erosion Risks: Applied protective coatings and installed sacrificial anodes.

Access Constraints to Certain Pipeline Sections: Deployed specialized pigging devices for effective cleaning.

Impact & Outcome

Enhanced pipeline and wellhead efficiency, reducing unplanned shutdowns.

Extended asset lifespan, lowering long-term maintenance costs.

Improved safety compliance with regulatory and environmental standards.

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