Bradfield was the designer and consulting engineer for the Story Bridge, Brisbane.
He also designed the Cataract and Burrinjuck Dams.

In October 1938 Bradfield published a proposal (known as the Bradfield Scheme) for diverting some coastal rivers of Queensland onto the western side of the Great Dividing Range.
However, it was never implemented.
Bradfield designed the Circular Quay railway station.
but it was not built until many years after his death.
Bradfield was the designer and consulting engineer for the Story Bridge, Brisbane. He also designed the Cataract and Burrinjuck Dams.
In October 1938 Bradfield published a proposal (known as the Bradfield Scheme) for diverting some coastal rivers of Queensland onto the western side of the Great Dividing Range. However, it was never implemented. Bradfield designed the Circular Quay railway station. but it was not built until many years after his death.
John Bradfield (engineer)