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How we’re building it

Key facts

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

Construction timeframe

A breakdown of the construction from 2017 to 2021.

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.

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.

Traffic and travel information
Driver licences
Vehicles
Roads and rail
Commercial driving
Safety
Walking, cycling and public transport
Planning and investment