The eiffel tower (1)

4,821 views

Published on

Civil structure

Published in: Education, Business, Technology
1 Comment
6 Likes
Statistics
Notes
  • if it was completed on May 1889, then how it was inaugurated on 31 march, 1889???
       Reply 
    Are you sure you want to  Yes  No
    Your message goes here
No Downloads
Views
Total views
4,821
On SlideShare
0
From Embeds
0
Number of Embeds
200
Actions
Shares
0
Downloads
402
Comments
1
Likes
6
Embeds 0
No embeds

No notes for slide

The eiffel tower (1)

  1. 1. The Eiffel Tower
  2. 2. Overview  About the Tower  Engineering Involved  History Related  Tourism  Interesting Tidbits
  3. 3. About the tower…  The Eiffel tower is puddle lattice tower located on the Champ de Mars in Paris.  Built in 1889, it has a global cultural icon of france and one of the most recognizable structure in the world.  The tower stands 324m heigh..as high as a 81 storey building.  The tower is Tallest Building in paris and the most visited paid monuments in the world.  Named after its designer , Er. Gustave Eiffel….tower was built as entrance to World’s Fair.
  4. 4. About the tower…  The tower was erected for the Paris Exposition of 1889; Exposition Universelle in French—the Paris World’s Fair.  The Paris Exposition of 1889 was the Centennial of the French Revolution.  The Constuction Period was from January 23 1887 to March 1889—two years, two months, 5 days.  The tower was inaugurated on March 31, 1889.
  5. 5. Tower under construction—April 1888
  6. 6. Tower under construction—July 1888
  7. 7. Tower under construction—December 1888
  8. 8. Completed—May 1889
  9. 9. Paris World’s Fair…
  10. 10. Engineering  Base of the Tower is on 4 piers which hold names of the four cardinal points  Each main support rests on blocks of masonry, masonry rests on beds of concrete  Concrete beds cover 60 square meters  In the center of each—iron bars (25 ft, 6 in long & 4 in thick) unite the masonry by clamps  To ensure the Tower was level, Eiffel left room for hydraulic presses at the angles of each pier
  11. 11. History  So many people visited the Tower in it’s 1st year that all almost all construction costs were recovered w/ticket sales  Tower was slated to only stand for 20 years, but after 20 years, it proved to be a valuable communication tool for radio broadcasting  Tallest structure in the world at original construction  When Paris fell to the Nazis in WW2, French rebels cut the cables to the elevator so Hitler had to climb stairs
  12. 12. History…  Eiffel used open latticework of wrought iron to help the Tower hold up to wind gusts.  Wanted wind to blow through the Tower, not against it.  Even during strong winds, the Tower never sways more than 4.5 inches.
  13. 13. Tourism  The Tower has 3 levels for visitors.  Tickets can be purchased to ascend by stairs or by lift to first and second level.  Walk from the Ground to First level is 300 steps.  The third and the highest level is only accesible by elevators.  The first and the second level feature resturants.
  14. 14. Staircase… Elevator…
  15. 15. Restaurant…
  16. 16. Tourism  To use the stairs to the 1st & 2nd floor it is 4,00 Euro  To go all the way to the top in the elevator it is 12,00 Euro—cheaper if we are in a group  The Tower opens at 9:30 am, and the stairs close earlier than the elevator— last lift at 11 pm  To reach the top of the Tower (276 meters), visitors must take another elevator from the second floor.
  17. 17. Interesting Tidbits  Engineers of the project were: Maurice Koechlin and Emile Nouguier.  Stephen Sauvestre was the architect.  Gustave Eiffel was the contractor.  Number of Iron Workers = 300  Number of Workers Killed in Construction = 1  Rivets = 2,500,000  Iron Pieces = 18,038
  18. 18. Interesting Tidbits,  Height = 324 meters (986 ft)  +/- 15 cm depending on temperature  1st level = 57 m  2nd level = 115 m  3rd level = 276 m  Height w/ antenna = 320.755 m (1052 ft)  Weight = 7,000 tons  1000 tons removed during renovation in 1990s  Base = 412 sq. ft (2.5 acres)  Paint = 50 tons every 7 years  Paint color is actually Dark Brown  Use 3 different colors— dark to light
  19. 19. Interesting Tidbits  The most interesting fact of the tower is As being one of the most iconic images in the world, the Eiffel Tower has been the inspiration for the creation of over 30 duplicates and similar towers around the world.  i.e. Black pool tower,Lasvegas,Tokyo tower, Ismaning radio tower …& many more.
  20. 20. Few Replicas …  Village of parizh (Russia)
  21. 21. Few Replicas …  Bloemfontein Eiffel tower
  22. 22. Few Replicas …  Paris Hotel (las vegas)
  23. 23. Thank You

×