South Road Non-Stop Tunnel Project
Sector: Tunnel • Location: Adelaide, South Australia, Australia
Source: Build Australia
South Australia’s largest ever infrastructure project involves the construction of a non-stop South Road using three large-scale tunnel boring machines (TBMs) operating simultaneously. The project aims to create a 4.5-kilometre southern tunnel moving north towards Anzac Highway, allowing motorists to bypass 21 sets of traffic lights and save up to 40 minutes of travel time during peak hours. The t
- Status
- Under Construction
- Sector
- Tunnel
- Location
- Adelaide, South Australia, Australia
- Updated
- 22 Jul 2026
- Source
- Build Australia
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Project Information
Participants
| Not available for this record. |
Status
Original status | under construction |
Taiyo status | Under Construction |
Taiyo last update | 2026-07-22 |
Contact
| Not available for this record. |
Description
Description | South Australia’s largest ever infrastructure project involves the construction of a non-stop South Road using three large-scale tunnel boring machines (TBMs) operating simultaneously. The project aims to create a 4.5-kilometre southern tunnel moving north towards Anzac Highway, allowing motorists to bypass 21 sets of traffic lights and save up to 40 minutes of travel time during peak hours. The three TBMs are named after pioneering South Australian suffragists Mary Lee, Catherine Helen Spence, and Elizabeth Webb Nicholls. |
Original sector | Transport |
Budget |
Location
Country | Australia |
State | South Australia |
City | Adelaide |
Source
Source | Build Australia |
URL |
More Details
Record type | Project |
Sector | Tunnel |
Article published date | 2026-06-02 |
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