in october 2009, both the premier of south australia and the prime minister released plans for the south road superway — a 3–4 km section of elevated freeway running from the port river expressway to the intersection of regency road at a cost of $800 million. the project started in 2010 and was completed in early 2014. the elevated part provides separation at grand junction road, cormack road, and the dry creek-port adelaide railway line.