The Transport Agency is using Greenroads® as a tool to assess the sustainability performance of high-value state highway improvement projects. Greenroads assessment and certification applies to the detailed design and construction stage of a project.
Over recent months, the NZ Transport Agency has been made aware of a number of issues associated with the failure under impact of wire rope safety barrier (WRSB) post footings. The issues are generic in nature and not specific to any system.
The M1 specification for bitumen is based around the measurement of penetration and basic viscosity. This technical advice is superseded by #19-09 Update to NZTA M1-A specification for performance-graded asphalt binder.
The assessment of business case materials will help guide conversations between NZ Transport Agency staff and investment partners so the right conversations can be had at the right stage of the process.
This notice advises contractors and contract managers that the health and safety expectations for NZ Transport Agency works have changed. The new expectations will come into effect from 1 October 2019 and should be applied to all contract works.
This notice advises that the new performance-graded asphalt binder specification is available to be used for all future asphaltic concrete works. The new specification will come into effect immediately and should be applied to all upcoming asphaltic concrete surfacing works in the state highway programme.