Case Study:
Jumper Connector
Recovery


Location – West Africa, Congo

Client – Total Energies


Decom Engineering provided specialized equipment and technical support for the cutting operation of a subsea jumper connector recovery project in West Africa. The scope of work involved cutting the insulated 6” Duplex flowline at each end of the jumper, situated at a water depth of 1050m.

The cutting operation was executed using a Remote Operated Vehicle (ROV) deployment method, employing Hotstabs for connection. The average cut time per cable was approximately 1 hour and 15 minutes, with each blade capable of making a single precise cut.


Solution

Decom Engineering delivered a comprehensive equipment and service solution tailored to the project requirements. The solution included: C1-24 Chop Saw: Deployed to execute precise and efficient cuts in challenging subsea conditions, ensuring optimal performance.

Remote Technical Support: Remote technical support was provided throughout the operation to guide and assist in the cutting process, ensuring accuracy and efficiency. Additional Services: The project also involved the provision of a Hotstab Package and an Independent Clamping System, enhancing operational efficiency and safety.

Material
6” Duplex flowline

Deployment Method
ROV with Hot Stabs

Water Depth
1050m

Average Cut Time
1 hr 15 mins

Blade Usage
Up to 5 cuts per blade

total energies

Ask us a question

Providing solutions through innovation, reliability, and unparalleled customer service

Have questions or need assistance? We’re here to help! Get in touch with our team today to learn more about our comprehensive range of solutions, including the C1 Chopsaw Range, Pipeline Coating Removal, Inspection, Repair, and Maintenance services.

Request A Quote