Unit 005 Reinstatement and compaction of sub-base and base (road base) in non-bituminous materials

Course Aim:

This unit is required by construction/utility operatives who, under the New Roads and Streetworks Act 1991, are required to demonstrate their competence in preparing and correctly compacting unbound materials within the pavement structure.

Operatives must be experienced and currently employed in working on Public Highways, as this unit predominately focuses on assessment.

Course Objectives:

  • Prepare formation to receive subsequent layers.
  • Select and store materials for sub-base and road base.
  • Reinstate the pavement structure.
  • Dispose of surplus materials

Content :

  • Making good defects in the pavement structure to receive subsequent layers
  • Determining backfill layer is correctly constructed.
  • Following safe working practices, including the selection and use of personal protective equipment and use of plant equipment.
  • Identifying that imported and excavated materials are suitable for use or disposal.
  • Unloading and storing materials safely.
  • Selecting suitable compaction equipment for the reinstatement.
  • Constructing the pavement layers correctly.
  • Disposal of surplus materials safely.
  • Site cleanliness and safety.
  • Providing sufficient underpinning knowledge evidence by way of oral or written questions.


Course Duration: 6.5 hours contact time i.e. one day [for very experienced operatives]
[Note: this unit is normally run in combination with other units.]
Type of Certificate: Competence based, valid for ‘5’ years
Accreditations: CGLI or CABWI or SCOTVEC

Course Enquiry:

Call 01925 244 144
Email info@csts.co.uk