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Road to Zero – NZ’s road safety strategy
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  3. Wellington Northern Corridor
  4. Transmission Gully motorway
  5. Building Transmission Gully

How we’re building it

Key facts

The extraordinary effort taken to build this unique road includes the following key facts.

Construction timeline

Preconstruction history and a timeline of the construction milestones over the years.

Design

Design and construction of the new motorway includes establishing sites, bulk earthworks and drainage, structures, pavement and commissioning.

Innovation

The Transmission Gully project is leading the way in the use of innovative technology from protecting workers to launching a bridge over a gully.

  • Keeping workers safe using technology
  • NDM and Benkelman beam

Te Ara a Toa (Bridge 20)

Te Ara a Toa (Bridge 20) is one of the project’s most significant structures. Learn more about how it was constructed and ‘launched’ over Cannons Creek.

Paving

Understanding the technology behind Transmission Gully’s road surfaces – digging deeper into pavement

Project newsletters and updates

View project newsletters and updates detailing the progress and highlights of the construction of the Transmission Gully motorway.

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