Embark on a journey with RECOA

Expand your knowledge in the Renewable Industry
and be part of the change

Our aim is to supply extensive background information so that onshore management teams, offshore representatives, vessel managers, surveyors and deck crews understand how the route clearance and PLGR should be conducted and why the timing of these events will be crucial for the safe installation of a new cable or pipeline.

Intelligence gathering about old cables is crucial when planning these operations, and understanding the local fisheries and potential seasonal environmental restrictions on work is equally important.

We’re now realising that once we have finished using the seabed we have to leave it in a similar state to how we found it, so future cable operations could require extensive recovery and recycling operations, which we shall also investigate during the course.

Most importantly, we shall look at the safety aspects of route clearance and how to minimise the risk of injury during these physically demanding operations.

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  • Topic: Route Clearance - RECOA Specialist Course

  • Estimated study time: 6 hours of self-paced studies - To be completed in 17 weeks from enrolment.

  • Price: € 495, ex. VAT*

  • Language: English

  • Instructors:
    Chris Weaver - Senior Instructor
    Martin Warming - RECOA Founder & Managing Partner

  • * VAT is subject to student and/or client's country of origin. VAT exemptions may apply.

Learning Goals

Clearance of Buried Cables

Learn why buried disused cables may be difficult to detect and extract; why different seabed soils may require different tools; and how an out-of-service cable is recovered, cut, and laid clear of the new cable corridor.

Pre Lay Grapnel Runs (PLGR)

Understand the limitations of PLGR; which vessel and deck arrangements will be most successful, and why it’s essential to ensure the vessel is provided with suitable tools for cable recovery.

Boulder Clearance

Explore on why boulder grabs are used in some locations and clearance ploughs are used in others. There is also an opportunity to study calculations that establish the most economical method of boulder clearance on your project.

Hear what our students have to say

"Never take for granted what many perceive to be a ‘simple operation’"

Gordon Foot, Offshore Client Representative

The Route Clearance Specialist Course is informative, engaging and pitched at the right depth of knowledge to ensure your learning thoroughly encompasses the many facets of this important task. Never take for granted what many perceive to be a ‘simple operation’. This course starts with the fundamentals but then expertly guides you through the many critical aspects any project must get to grips with to ensure a safe, efficient, and compliant route clearance.

"The course was invaluable, covering a lot of aspects"

Ngọc Tú Nguyễn

The course was invaluable, covering a lot of aspects from data collection, preparations, selection of marine vessel and gears, sequences of work and associated risks, marine operations, and lessons learned, etc. It's highly recommended for engineers and managers in the industry who want to minimize risks, schedule and costs for their projects.

The Route Clearance specialist course is for you if you can say yes to at least one of the following …

  • I am involved in managing subsea cable operations

  • I have experience as an Offshore Client Representative.

  • I am an experienced offshore or maritime professional

  • I am a technical graduate who wants to start an offshore career

  • I am a commercial fisherman or other stakeholder

  • I am a surveyor, ROV pilot, or professional diver.

This Course Broadly Covers:

  • The importance of a thorough route clearance

  • Methods used to locate out-of-service seabed cables

  • Specific tools to remove buried cables

  • Various seabed conditions

  • How to conduct Pre Lay Grapnel Runs (PLGR)

  • Handling and disposal of recovered materials

  • Potential salvage and recycling

  • Pipeline and cable crossing or proximity agreements

  • Safe conduct of operations

What is included in the course


High-quality videos and tailor-made knowledge directly from our industry expert.

High Quality Video lessons

Engaging interactive presentations and
quizzes to test your knowledge.

INTERACTIVE LESSONS
Important terms, acronyms and abbreviations to help you familiarize yourself with the industry's lingo
Industry Glossary and Abbreviations
Important terms, acronyms and abbreviations
Glossary
After passing the final exam,
you will receive a digital,
printable certificate
Certificate of Completion
Where you can network with other professionals,
get updates on events and job hires.
Student Community

About the RC Specialist Course

To understand how to remove cables from the seabed, you need to know how they were installed, why some were deliberately buried, and how different soils will require a different approach when deburying them.

Some recovery methods work well when cables are on the surface of the seabed or shallowly buried, but are unsuitable for deeply buried assets.

During this course, we shall be studying the tools and methods used to locate and remove out-of-service assets from a new cable corridor. We’ll discuss exactly why we can't risk leaving them in the path of the new cable, and the potential consequences if they are allowed to remain in place.

We’ll be investigating why formal agreements are needed to cross or bring our tools close to a cable or pipeline owned by someone else, and the consequences if an in-service asset is damaged by our route clearance operation. 

And investigate how information from cable installation reports can provide valuable intelligence when planning clearance operations, and finally, there will be a couple of real-life experiences illustrating just how not every job goes according to plan.

Your instructors are not just passing on material from textbooks,
they are sharing their first-hand practical knowledge.

Martin Warming

Martin Warming

Collaborating Instructor | RECOA
Co-Founder | RECOA

Area of Expertise:
Design, Risk and Construction management.

Chris Weaver

Chris Weaver

Senior Instructor | RECOA

Area of Expertise:
Offshore and onshore construction.