Cable Avoidance Tool (C.A.T)

The course involves hands on use of the actual locators to detect and trace the route of buried services. This will cover the different types of buried services that exist, current legislation and best practice concerning detecting buried services, the safety implications of not using a locator and associated ancillary equipment, use of local utility plans, observation of evidence in the street etc.

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The course provides delegates with the essential knowledge needed to safely and correctly operate a Cable Avoidance Tool (CAT) when tracing underground services to meet the guidance from HSG 47 for Avoiding Danger from Underground Services.

APT Health & Safety Training Certificate awarded on successful completion of the course


  • Identification of Underground Services and Common Marking
  • Legislation, Regulations and Best Practice with respect to Detecting and Tracing Underground Services
  • Reasons for using Locators
  • Hazards arising from the use of Cable Avoidance Tools precautions which should be observed
  • Identification of types and limitations of Cable Avoidance Tools
  • Implications of Damage, Handling and Transporting of Equipment
  • Inspecting, Calibration and Testing of Equipment
  • The methods of safe use of Pipe and Cable Location Equipment, along with basic locating techniques
  • Practical session where each candidate will be instructed and assessed on their ability and competence in using the CAT in the local area

Who Should Attend

Delegates with no previous experience although some practical experience of groundwork and excavations would be beneficial.
Since the safe use of this equipment requires that candidates consult safety notices and are required to reference a manufacturer’s instruction manual, literacy and language comprehension are important requirements for any user.
If candidates have any problems with literacy or language comprehension, or have any doubts about their fitness to undertake the course, they should bring their concerns to the attention of their employer.