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Plain-English explainers

Short, clear write-ups with links to the source. Not legal or professional advice — always check the current document and your own site's risk assessment.

What is NZGTTM?

The New Zealand Guide to Temporary Traffic Management replaces CoPTTM with a risk-based approach. This explainer will cover the key differences in plain English.

Full explainer coming soon

Who decides what on site?

How responsibilities shift between the RCA, the principal, the TTM company and the crew.

Full explainer coming soon

Training and qualifications

What happens to existing CoPTTM qualifications during the transition.

Full explainer coming soon

Where to find the source

Links to the current official documents. Always check you're reading the latest version.

Full explainer coming soon

Downloads

Printable sheets for the smoko room and toolbox talks.

  • CoPTTM vs NZGTTM — one-page comparisonPDF · soon
  • On-site transition checklistPDF · soon
  • Questions to ask your RCAPDF · soon
  • Toolbox talk: what's changingPDF · soon

Official source: NZ Transport Agency Waka Kotahi