How many entries were submitted to the 1955 design competition?
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- Hard Hard difficulty.
- The Sydney Opera House
Which engineer led the structural design of the Sydney Opera House roof?
Answer
Ove Arup
- Intermediate Intermediate difficulty.
- The Sydney Opera House
What is the radius of the sphere from which the roof shells are derived?
Answer
75 metres
- Easy Easy difficulty.
- The Sydney Opera House
What is the postal code of the Sydney Opera House?
Answer
2000
- Hard Hard difficulty.
- The Sydney Opera House
Which French company supplied the glass for the Sydney Opera House?
Answer
Saint-Gobain
- Hard Hard difficulty.
- The Sydney Opera House
On what date was Jørn Utzon announced as the winner of the Sydney Opera House design competition?
Answer
29 January 1957