Infrastructure Development Code

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No basecourse layer material shall be placed until all previous pavement layers have been satisfactorily completed and approved by the Engineer.
The basecourse layer shall be constructed to the final shape as shown on the approved drawings.
NZTA Specification B/02 Construction of Unbound Granular Pavement Layers shall apply except as modified by the following:

  1. Compaction of the basecourse shall be tested for acceptance as detailed in IT-4.2.3 Basecourse Testing in Transportation Network – Inspections and Testing.
  2. National Association of Australia State Road Authorities (NAASRA) roughness measurements on the unsealed surface are not required.

Definitions in this section

Approved drawings

Engineer

NZTA

Pavement

Road