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Traffic control devices manual (TCD manual)

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Category: Signs & markings (permanent & temporary) , Manuals | Audiences: Road controlling authorities, Road traffic engineers & consultants, Roading contractors

The Traffic control devices manual (TCD manual) provides guidance on industry best practice, including, where necessary, practice mandated by law in relation to the use of traffic control devices.

Temporary Concrete Barrier Public Domain Pin and Loop System (TCB-1)

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

The Transport Agency temporary concrete road safety barrier design (TCB-1) is a metricated variant of the Oregon State Department of Transport (ORDoT) F-shape “Precast Concrete Barrier Pin and Loop Assembly” (RD500).

#20-10 Use of hollow bar ground anchors and soil nails

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Category: Technical advice note | Audience: Road traffic engineers & consultants

This note is to advise that there is an issue with the use of hollow bar anchors and soil nails as an anchorage method and, as a result, this methodology must not be used unless its suitability for anchoring structural works as designed is demonstrab…

Geosynthetic soil reinforcement product approvals

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Category: Materials , Specifications | Audiences: Road controlling authorities, Road traffic engineers & consultants, Roading contractors

Geosynthetic soil reinforcement materials employed in the reinforcement of soil structures (embankments, slopes, reinforced soil walls, etc) are materials with widely varying properties.

#20-16 New specifications for dense graded asphalt concrete and stone mastic asphalt

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Category: Technical advice note | Audience: Road traffic engineers & consultants

This note advises that Waka Kotahi NZ Transport Agency specification M10: 2020, Specification for dense grade asphaltic concrete (AC) and specification M27: 2020 Specification for stone mastic asphalt (SMA) have been released for general use and are …

#20-01 Procedures for design and indirect tensile strength testing of modified and bound pavement materials

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

This note is to advise that NZ Transport Agency (NZTA) Specification T19:2020, Procedures for design and indirect tensile strength testing of modified and bound pavement materials, has been released for general use and is available on the Transport A…

Central motorway improvement – urban design framework

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

The Urban Design Framework for the central motorway improvements emerged from the need to use a coordinated and integrated urban design process for the project.