Turning of first sod for construction - July 28th , 1923
Arch joined - August 19th , 1930
Officially opened March 19th , 1932
Chief Engineer - Dr John Job Crew Bradfield
Approximate Total Cost - $ 6,250,000
Top of Arch - 134 Metres
Lenght of Arch Span - 503 Metres
Total Lenght of Bridge - 1,149 Metres
Bridge Width - 49 Metres
Total Weight of Steel - 52,800 Tonnes
Number of Rivets (approximately) - 6 Million
The World Largest Single Span Arch Bridge
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