William Jolly Bridge showing the official final cost as £688,387/12/5. The Grey Street Bridge opened on 30 March 1932The bridge was officially opened to traffic on 30 March 1932 by Sir John Goodwin, the Governor of Queensland, just eleven days after the opening of the Sydney Harbour Bridge. A large crowd gathered on both sides of the river and 600 invited guests were in attendance. There was great community interest in the massive public works under construction at the time. It was the era of the Great Depression and massive public works, and Vida Lahey, a distinguished Queensland artist, painted the bridge at
Sydney Harbour Bridge paint, and repainting the of steel below the deck. Workers operated from self-contained platforms below the deck, with each platform having an air extraction system to filter airborne particles. An abrasive blasting was used, with the lead waste collected and safely removed from the site for disposal. Between December 2006 and March 2010 the bridge was subject to works designed to ensure its longevity. The work included some strengthening. Since 2013, two grit-blasting robots specially developed with the University of Technology, Sydney have been employed to help with the paint stripping operation on the bridge. The robots, nicknamed Rosie and