John Bradfield was an Australian engineer, who oversaw the design and building of ‘Sydney Harbour Bridge’
@Designer of Sydney Harbour Bridge, Birthday and Childhood
John Bradfield was an Australian engineer, who oversaw the design and building of ‘Sydney Harbour Bridge’
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On May 28, 1891 he married Edith Jenkins, daughter of John Ventris Jenkins of Brisbane. They were blessed with six children; one daughter, Mary and five sons, Edward, Anthony, Alan, Stanley and Keith.
His youngest son, Keith Noel Everal, also an engineer in Department of Civil Aviation was responsible for modifying the Alexandra Canal in Sydney.
He died on September 23, 1943 in Sydney, at the age of 75.
He was born on December 26, 1867 in Sandgate, Queensland, Australia to John Edward Bradfield, a Crimean War veteran and his wife Maria Crew. He had several siblings.
He was educated on a scholarship at the North Ipswich State School and Ipswich Grammar School in Queensland.
He won a gold medal in chemistry when he passed the Sydney senior public examination in 1885. In 1886, he matriculated from the University of Sydney.
In 1889, he graduated from St. Andrew’s College obtaining a ‘Bachelor of Engineering’ degree with the University gold medal.
He started his career as a draftsman and worked for Queensland Railways Department from 1889 to 1891. In 1891, after his marriage, he was appointed as a temporary draftsman in New South Wales Department of Public Works, becoming permanent in 1895.
In 1896, he obtained a ‘Master of Engineering’ degree from the University of Sydney with first class honor and the University Medal.
He worked as an assistant engineer on several projects of Cataract Dam and Burrinjuck Dam in the early 1900s.
In 1910, he contested for the foundation chair of engineering in the University of Queensland and submitted 22 testimonials from various reputed people, but was unsuccessful in his attempt.
In 1912, he proposed the idea of a suspension bridge to connect Sydney and North Sydney and also submitted a cantilever design for its construction. It was accepted and he was appointed as the Chief Engineer for metropolitan railway construction.
He was one of the founders of ‘Sydney University Engineering Society’ in 1895 and served as its President in 1902–1903 and 1919–1920.
On December 20, 1926 two underground railway stations were inaugurated, St. James station and Museum station, marking the first success of his designed system for the city, followed by other stations in later years.
On March 20, 1932 the ‘Sydney Harbour Bridge’ was inaugurated and is considered the greatest achievement of his life. The bridge highway named after him, Bradfield Highway, was the main roadway section of the bridge.