Course Details

To maintain your competency, preferably attend a COSS Refresher course leading up to the expiry date. However, you are eligible to complete a COSS Refresher provided your competency has expired by no more than eight weeks. Your Railway Medical needs to be in date with a current Drug and Alcohol test. If you change Employer/Sponsor you will need to take a new Drug and Alcohol test, contact us to book an appointment prior to attending your course or book online.

Provided you meet the requirements above you can attend a course on your chosen date.

In the case of being more than eight weeks from expiry, you will need to attend a 6 day COSS Initial training course.

For pre course reading download the COSS Rule Book Modules and Key point card free from our site.

Duration: 4 Days

What You Learn on your COSS Refresher Course:

The COSS course consists of theory and practical elements including;

  • PTS Recertification
  • Roles & Responsibilities
  • Emergency Procedures
  • AC/DC Electrical systems
  • Signalling systems
  • Positioning Lookouts
  • Line Blockages
  • Safety Critical Communications
  • SWP Verification
  • Working in Possessions
  • OLP/CRP Permits

On successful completion of the COSS course, you are free to perform the duties of a COSS anywhere on the Network Rail Managed Infrastructure including Infrastructure Projects.

Cossr 1 443
Cossr 2 443

How to Pass your COSS Refresher Course:

Throughout the COSS course there are a series of verbal, written and practical assessments. We can provide additional learning support if required. The pass rate at the centre for the COSS Refresher course is 98% and if you don't pass first time you can attend another course free of charge!

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The COSS qualification lasts for two years, to maintain your COSS competency an additional interim assessment must be carried out between 9-15 months from the date of your course.


PTS card holders including COSS's range from all types of construction workers including trackworkers, tradespeople, Scaffolders, Engineers and Surveyors. The Railway has an excellent safety record with a focus on training so you can progress and take higher level courses. The natural progression from COSS is to attend the Safe Work Leader conversion course (SWL 1).

Many people take a temporary job on the Railway but end up staying within the rail industry for the rest of their career. For the next 10 years the government has released a huge amount of money to maintain and enhance the rail network. The first phase of the High Speed 2 project has created an additional 16,000 Railway jobs.

Why Fast Line Training?

Fast Line Training Services is the right choice, we are totally driven by your success, supporting you every step of the way towards gaining your qualification. The people who choose us enjoy their learning experience, you might be an individual seeking personal progression and development or a multi-national organisation. We have the expertise, resources and flexibility to deliver a complete professional service.

We pride ourselves on our learners' success, our metrics for success are based on the achievement of the people and companies we work with. We demonstrate this by offering all individuals and businesses a money-back guarantee. "NO PASS - NO PAY". It has taken 10 years to develop an association of quality training providers that share our values, only the very best trainers, advisors, mentors and industry experts get the opportunity to work with us.

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