The official ceremony to mark the "turning of the first sod" occurred on the spot at Milsons Point on the north shore where two workshops to assist in building the bridge were to be constructed
Arch construction itself began
Two halves of the arch touched
In less than two years, the two halves of the arch touched for the first time.
The joining of the arches were celebrated
The joining of the arches was celebrated by flying the flags of Australia and the United Kingdom (Australia at the time being very much part of the British Commonwealth) from the jibs of the creeper cranes.
the poylons were built.
The pylons were built atop the abutment towers, with construction advancing rapidly from July 1931