Resources

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Specification for coating steelwork on highway structures

Published:
Category: Structures (bridges, culverts & geotechnical) | Audiences: Road traffic engineers & consultants, Roading contractors

This is a prescriptive materials specification for coatings systems for steelwork on highway structures.

#20-17 Procurement - Invoice payment terms for all Waka Kotahi suppliers

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

This note is to advise that there is an instruction to staff to help to facilitate a quick turn-around on invoices to help businesses meet their costs.

Quantitative extraction of bitumen from asphalt mixes

Published:
Category: Materials , Surfacing , Testing , Specifications | Audience: Roading contractors

Test method to determine the bitumen content of asphalt mixes for the purposes of assessing compliance with specified requirements.

#20-08 Use of GAP65 as a drainage medium to retaining and geotechnical structures

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

This note is to advise that there is an issue with the use of GAP65 as a drainage material and, as a result, this material must not be used unless its suitability for the works as designed is demonstrated.

#20-06 State Highway Construction Contract Proforma Manual (SM031) Issue 16

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

This note is to advise that issue 16 of the Waka Kotahi NZ Transport Agency State Highway Construction Contract Proforma Manual (SM031) has been released to be used for all future procurement of infrastructure projects and is available for download f…