The Transport Services Technical advice note (TAN) is a formal memo which keeps all relevant people up to date and aware of any new releases, interim acceptances, changes and updates to technical information, specifications, legislation, etc in relation to highway projects.

This is being used in place of the email memos you may have been receiving from the technical teams across the Transport Services group.

The Technical advice note series should be seen as the one source of truth associated with changes to our technical requirements.

It is sent to registered users, both internal and external to Waka Kotahi NZ Transport Agency.

Subscribe(external link) to receive Technical advice note memos – the one source of truth for highways information.

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For further information contact hip.feedback@nzta.govt.nz.

#21-08 NZTA Z01:2021, Minimum standard for quality management plans with inclusion of maintenance contract requirements

Published: | Category: Technical advice note | Audiences: Road traffic engineers & consultants, Roading contractors | Author: Waka Kotahi NZ Transport Agency

This note is to advise that Waka Kotahi NZ Transport Agency minimum standard Z01 for quality management plans has now been updated to include requirements for maintenance and operations contracts.   An updated document has been released to be used for all future procurement of maintenance contracts and is available for download from the Waka Kotahi website.   This update applies from the date of this notice.

#21-07 Move from hot cut-back bitumen to bitumen emulsion

Published: | Category: Technical advice note | Audiences: Road traffic engineers & consultants, Roading contractors | Author: Waka Kotahi NZ Transport Agency

This purpose of this note is to make you aware that Waka Kotahi NZ Transport Agency  is changing its future procurement to move from hot cut-back bitumen to the use of bitumen emulsion in its highway sealing operations.   This will not be immediate but will be phased in during the next few years.   You will find the dates below.

#21-06 Horizontal geometric design for mobility scooters

Published: | Category: Technical advice note | Audiences: Road traffic engineers & consultants, Roading contractors | Author: Waka Kotahi NZ Transport Agency

This note is intended to provide effective guidance on the layout of pedestrian infrastructure designed to provide access for mobility scooters. Infrastructure designed in accordance with this guidance will be considered acceptable when being considered for funding. The guidance may be applied from the date of publication.

#21-05 State Highway Professional Services Contract Proforma Manual (SM030) Issue 9.1 and State Highway Construction Contract Proforma Manual (SM031) Issue 14.1

Published: | Category: Technical advice note | Audiences: Road traffic engineers & consultants, Roading contractors | Author: Waka Kotahi NZ Transport Agency

This note is to advise of updates to the Waka Kotahi NZ Transport Agency (Waka Kotahi) State Highway Professional Services Contract Proforma Manual (SM030) and State Highway Construction Contract Proforma Manual (SM031).  

#21-04 Minimum standard Z19: Environmental and social responsibility – interim update 2021

Published: | Category: Environment , Technical advice note | Audiences: Road traffic engineers & consultants, Roading contractors | Author: Waka Kotahi NZ Transport Agency

This note is to advise that the Minimum standard Z19: Environmental and social responsibility standard (ESR standard) has been updated and is available for use on the Waka Kotahi NZ Transport Agency website.   The new standard applies from the date of this notice but will not be applied retrospectively to any works currently underway.

#21-03 Minimum standard Z17: Branding and communications

Published: | Category: Technical advice note | Audiences: Road traffic engineers & consultants, Roading contractors | Author: Waka Kotahi NZ Transport Agency

This note is to advise everyone involved in Waka Kotahi NZ Transport Agency works that the new minimum standard for branding and communications (Z17) is available to use. The new minimum standard should be used for any works undertaken after the date of this notice but will not be applied retrospectively to any works currently underway.

#21-01 Update to the M01 Specification and notes for bitumen

Published: | Category: Technical advice note | Audiences: Road traffic engineers & consultants, Roading contractors | Author: Waka Kotahi NZ Transport Agency

This note advises that Waka Kotahi NZ Transport Agency specification M01: 2020, Specification for bitumen, and its accompanying Notes, has been released and is available from the Highways Information Portal on the Waka Kotahi website.

#21-02 NZTA Z08:2020 Minimum standard for inspection, sampling and testing

Published: | Category: Technical advice note | Audiences: Road traffic engineers & consultants, Roading contractors | Author: Waka Kotahi NZ Transport Agency

This note is to communicate the need for all contractors and consultants working on Waka Kotahi NZ Transport Agency infrastructure projects to implement the new minimum standard for inspection, sampling and testing. This new revision of Z08 is not to be retrospectively implemented but must be implemented for all new projects going forward.

#20-22 NZTA Z1:2020, Minimum standard for quality management plans

Published: | Category: Technical advice note | Audiences: Road traffic engineers & consultants, Roading contractors | Author: Waka Kotahi NZ Transport Agency

This note is to communicate the need for all contractors and consultants working on Waka Kotahi NZ Transport Agency infrastructure projects to use the new minimum standard for quality management plans. The new minimum standard has been socialised since it was approved but will apply formally from the date of this notice.

#20-21 Update of Protective coatings for steel bridges and release of new specifications for coating steel structures and anti-graffiti coatings

Published: | Category: Technical advice note | Audiences: Road traffic engineers & consultants, Roading contractors | Author: Waka Kotahi NZ Transport Agency

This note is to advise suppliers, specifiers and applicators for structural steelwork and protective coatings that the following are now available for commonly used coatings systems.