The Department for Infrastructure and Transport (DIT) is a department of the Government of South Australia.
It is responsible for maintaining, expanding and operating the statewide road network. In addition to road transport, the department is also responsible for strategic planning and delivery of social and civil infrastructure, marine projects and public transport.
The department also manages policy initiatives and community information for safe road use and travel behaviour. It does this by overseeing regulatory, road safety and policy responsibilities.
Ministers
As at February 2025, the ministers responsible2 for its operations are:
| Minister | Party | Portfolio |
| Tom Koutsantonis3 | Labor | Minister for Infrastructure and Transport |
| Stephen Mullighan4 | Labor | Minister for Police |
Key responsibilities
Public transport services
The department manages bus, train and tram services in South Australia. This includes the route design, timetabling and branding of these services. The public transport services are branded as Adelaide Metro, which provides a trip planner and transport service information on its website.5
Registration and licensing services
The department manages South Australian registration and licensing transactions for motor vehicles and recreational boating. These services are branded as Service SA.6
Major infrastructure projects
The department delivers infrastructure projects and transport improvements for South Australia.
As of 2025[update] some key infrastructure projects7 include:
- North-South Corridor (River Torrens to Darlington - T2D)8
- Fleurieu Connections (Main South Road and Victor Harbor Road duplication)9
- Northern Water (Spencer Gulf seawater desalination plant)10
- Southern Expressway (Majors Road Interchange)11
- Freight Highway Upgrade Program
- Tram Grade Separation Projects12
External links
References
"About us – South Australia". Department for Infrastructure and Transport. Retrieved 20 March 2025. https://www.dit.sa.gov.au/about_us ↩
The Team Government of South Australia. Retrieved 20 March 2025. https://www.premier.sa.gov.au/the-team ↩
The Hon. Tom Koutsantonis MP Government of South Australia. Retrieved 20 March 2025. https://www.premier.sa.gov.au/the-team/tom-koutsantonis-mp ↩
The Hon. Stephen Mullighan MP Government of South Australia. Retrieved 20 March 2025. https://www.premier.sa.gov.au/the-team/stephen-mullighan-mp ↩
Adelaide Metro Department for Infrastructure and Transport. Retrieved 20 March 2025. https://www.adelaidemetro.com.au ↩
Service SA Department for Infrastructure and Transport. Retrieved 20 March 2025. https://www.service.sa.gov.au/ ↩
"Forward Work Plan". Department for Infrastructure and Transport. Retrieved 20 March 2025. https://dit.sa.gov.au/about-us/strategies-plans/forward-work-plan ↩
River Torrens to Darlington Department for Infrastructure and Transport. Retrieved 20 March 2025. https://www.dit.sa.gov.au/infrastructure/projects/t2d-project ↩
Fleurieu Connections Department for Infrastructure and Transport. Retrieved 20 March 2025. https://www.dit.sa.gov.au/infrastructure/road_projects/fleurieu_connections ↩
Northern Water Department for Infrastructure and Transport. Retrieved 20 March 2025. https://www.northernwater.sa.gov.au/ ↩
Majors Road Department for Infrastructure and Transport. Retrieved 20 March 2025. https://www.dit.sa.gov.au/infrastructure/road_projects/majors_road_interchange ↩
Tram Grade Separation Projects Department for Infrastructure and Transport. Retrieved 20 March 2025. https://www.dit.sa.gov.au/infrastructure/public_transport_projects/tram_grade_separation_projects ↩