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Standards and Guidelines Update – 2 October 2025

Published:
Category: Technical advice note | Audiences: Road traffic engineers & consultants, Roading contractors

This newsletter provides key updates and a summary of recent revisions to existing standards and addition of new standards on the NZ Transport Agency Waka Kotahi (NZTA) register of Standards and Guidelines, and identifies NZTA standards that are curr…

Location referencing management system (LRMS) manual (SM051)

Published:
Category: Asset management , Manuals | Audience: Road traffic engineers & consultants

NZ Transport Agency uses a linear referencing system for its state highway network.

Fish passage guidance for state highways

Published:
Category: Planning, design, funding, building, maintenance of the transport network , Guidance for specialists | Audience: Road traffic engineers & consultants

On 26 September 2025, the NZTA’s Fish Passage Guidance for State Highways (2013) was formally withdrawn due to legislative changes.

Traffic signs performance based specification (P24)

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

This specification sets out performance requirements for traffic sign manufacturers wishing to design and manufacture, and contractors wishing to install and maintain permanent traffic signs in New Zealand.

State highway professional services contract proforma manual (SM030)

Published:
Category: Project & contract management , Manuals | Audiences: Road traffic engineers & consultants, Roading contractors

A manual for use by NZ Transport Agency Waka Kotahi when preparing tender documents for professional services contracts.

Infrastructure risk rating manual

Published:
Category: Guidance for specialists | Audiences: Local & regional government, Road controlling authorities, Road traffic engineers & consultants, Roading contractors

The Infrastructure risk rating manual (IRR) is a proactive method for assessing road safety risk developed by NZ Transport Agency Waka Kotahi.

Standards and Guidelines Update – 30 June 2025

Published:
Category: Technical advice note | Audiences: Road traffic engineers & consultants, Roading contractors

This newsletter provides key updates and a summary of recent revisions to existing standards and addition of new standards on the NZ Transport Agency Waka Kotahi (NZTA) register of Standards and Guidelines, and identifies NZTA standards that are curr…

TL-3 transition detail

Published:
Category: Road safety hardware and practice , Technical memoranda | Audience: Road traffic engineers & consultants

This standard drawing shows details of the accepted semi-rigid to rigid barrier transition for use on state highways.

Random selection of test sites within a lot (T29)

Published:
Category: Construction , Pavement & surfacing , Specifications | Audiences: Road traffic engineers & consultants, Roading contractors

The T29 laboratory test method provides an independent means for the random identification and selection of test sites within a construction or pavement Lot.