when did the harbour bridge started being built
The New South Wales Government then invited worldwide tenders for the construction of the Bridge in 1922 and the contract was let to English firm Dorman Long and Co of Middlesbrough. The Sydney Harbour Bridge construction started in 1924 and took 1,400 men eight years to build at a cost of 4.2 million.Six million hand driven rivets and 53,000 tonnes of steel were used in its construction.lthough the Tyne Bridge was opened in 1928 â four years before the Harbour Bridge was opened â the tender was submitted and contract signed for the Sydney Harbour Bridge in March 1924.