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 Tunnel South) to the Sydney Harbour Bridge, which has eight lanes, with a tidal flow operation. In 2008, the tunnel was carrying around 90,000 vehicles per day. The tunnel is made up of three sections: twin land tunnels on the north shore, twin land tunnels on the south shore and a immersed tube (IMT) structure. The tunnel falls about from the northern entrance and about from the southern entrance to its deepest point, below sea level. The IMT structure consists of eight precast concrete units. The units were constructed over away in a casting basin at Port Kembla and then towed