New Adelaide road starts falling apart after first rain for 2019
Updated May 07, 2019 10:24:42 Photo: Crumbling spray-on concrete at the new Darlington Upgrade motorway. (Supplied) Traffic delays are expected on one of Adelaide’s busiest roads for the next six weeks after rain damaged concrete installed as part of the $620 million Darlington Upgrade project to turn part of Main South Road into a motorway.