The first-class route to

successful training

The first-class route to

successful training

Avoiding Danger from Underground Services

Training designed to meet the assessment requirements of Unit 1 NRSWA 1991) Course code 202

This course aims to provide suitably qualified employees working within the Highway Electrical Sector the underpinning skills required to understand and use equipment to avoid danger from underground services. Additionally this course aims to provide sufficient knowledge to undertake the Assessment for Unit 1 of the NRSWA 1991.


On completion of the course learners will:

  • Identify associated Hazards.
  • Identify a Safe System of work.
  • Demonstrate the correct location of services using Site Drawings
  • Identify underground services
  • State the need for Underground Service Avoidance
  • Demonstrate the correct use of underground services drawings
  • Demonstrate the correct use of the Cable Avoidance Tool.
  • Demonstrate the correct use of the Generator and Ancillary equipment.
  • State the need for Safe Excavation/digging


  • Identification of hazards.
  • Safe Systems of Work and HS (G) 47.
  • Site drawings
  • Service types
  • Introduction to CAT & Genny
  • Operation of Cable Avoidance Tools.
  • Operation of Generators.
  • Using the CAT in conjunction with a Sonde
  • Safe Excavation


7 hours (Recommended Minimum Duration)


A practical assessment will form part of this course, which will include an assessment on the use of appropriate detection equipment and drawings to locate underground services.


To enable maximum learning and benefit from this course, there will a number of learner exercises. These may be both interactive and demonstrative to enhance the learning experience.

Delivered in your workplace or at our training facility. For prices and availability contact Ersoy Errol on 01159 540166 or