Built: 1887-1889 for 1889 Universal Exhibition and Centennial of the French Revolution.
Engineers : Maurice Koechlin and Emile Nouguier
Tower inaugurated: March 31, 1889
Number of Workers Killed during Construction: 1
Steps to Top: 1665 (Official Eiffel Tower Website)
Steps walkable by visitors 704 (Ground to 2nd floor)
Height: 300.51 meters (986 feet) (+/- 15 cm depending on temperature)
Height including television antenna: 320.755 meters (1052 feet)
Weight: 7,000 tons (1,000 tons removed during 1990's renovation)
Base: 412 feet square, although also noted as about 2.5 acres
Foundation Pressure: 58.26 to 64 psi (9000 psf)
Lighting : 352 projectors of 1000 watts
First Radio Transmission: 1918
Visibility on a clear day: 67 kilometers (42 miles)
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