SCAM ALERTS: Refund email and Vehicle licence (rego) renewal phishing emails

ONLINE SERVICES: We currently have an issue with receiving some payments and are working to resolve this issue as quickly as possible. We apologise for any inconvenience.

EASTER WEEKEND – PLAN AHEAD: Heading away for the long weekend? Check our holiday journeys tool(external link)

COVID-19 SERVICES UPDATE: Information on Waka Kotahi services

Resources

Back to Resources

Unsealed pavements

Published: | Category: Unsealed pavements , Maintenance , Specifications | Audiences: Road traffic engineers & consultants, Roading contractors

HM23 Unsealed pavements replaces specifications TNZ C11, C12, C13 and C14. However, if TNZ C11, C12, C13 or C14 are referred to in existing contract documents then you may continue to use them.

Publication details

  • Author:
  • Published: 2006
  • Reference: TNZ HM/23
  • Also known as: HM23