News

First Tunnel Boring Machine on its way to SA

7 October 2025

The River Torrens to Darlington (T2D) Project has achieved a major milestone in its delivery of a non-stop South Road, with the first of three Tunnel Boring Machines (TBMs) beginning its journey to Adelaide. The first TBM received the green light to be shipped to South Australia, following successful Factory Acceptance Testing in China. The TBM’s components, manufactured in Germany and China, have been rigorously tested to ensure all critical functions, including the cutterhead, drive motors, and thrust

Next chapter in delivering a non-stop South Road kicks into gear

11 July 2025

A second purpose-built precinct as part of the River Torrens to Darlington Project to deliver a non-stop South Road has been established ahead of construction of the Northern Tunnels.

Solid start for non-stop South Road

13 June 2025

Construction is underway on the massive concrete manufacturing facility that will supply more than 55,000 tunnel-lining segments for the River Torrens to Darlington Project that will create a non-stop South Road. The concrete slab that will form the base for the shed at the T2D precast concrete facility at Waterloo Corner is almost complete, while the first shed frames have also been raised. A total of 16 pours are required to form the base of the shed, which will be 285m long and 25m wide, at the facility wh

Right turns onto South Road from Anzac Highway retained as part of innovative design

28 May 2025

Design enhancements have been made to the T2D Project to ensure a commitment to retain right turns onto South Road from Anzac Highway will be met, while also easing congestion at this important intersection and allowing scope for projected increasing future traffic volumes.

Major works begin to create a non-stop South Road

19 May 2025

Main construction works are officially underway on the largest and most complex infrastructure project in South Australian history.

News and updates

First Tunnel Boring Machine on its way to SA

Next chapter in delivering a non-stop South Road kicks into gear

Solid start for non-stop South Road

Right turns onto South Road from Anzac Highway retained as part of innovative design

Major works begin to create a non-stop South Road

Project updates