Mawson Interchange was constructed as part of the Mawson Connector project, which saw the construction of a new dual carriageway, now Elder Smith Road, through Mawson Lakes, and over the Gawler rail line. The $33 million Mawson Interchange project was officially opened in March 2006, complete with approximately 100 carparks, a large bus interchange and a pedestrian overpass connected to the Elder Smith Rd bridge.
The Mawson Interchange facility was constructed as part of the Mawson Connector program, which involved building a new dual carriageway, now known as Elder Smith Road, through Mawson Lakes and over the Gawler rail line. The $33 million project was formally opened in March 2006, featuring around 100 parking areas, a major bus station, and a pedestrian bridge connecting to the Elder Smith Rd bridge.