Hoover Dam ,

1. 8th Wonder
Hoover Dam
a.k.a
Boulder Dam
Naushad Meedin
section 1
Dr. Hans

3. Introduction

4. • 1931
• 1935
• 1936
• Concrete

6. • Las Vegas
• Lake Mead ( 35 trillion )
• 660 m at the base
• Height, 221m

7. • President Herbert Hoover
• Shape : arch-gravity dam
• In 1922, the Reclamation Service
• Architect: Six Companies, Inc.

8. Location
• Black Canyon • Arizona and
,Colorado River. Nevada.

9. What were the challenges ?

10. •Man power

11. • Transportation of Equipment

12. • No roads

13. Secretary Ray lyman

14. • Weather conditions
• HOT
• WINDY
• NO WATER
• DRY

15. • No water and ventilation

16. • Diversion of the Colorado River.

17. • Casualties

18. • No hard hats

19. • No steel toed boots

20. • No safety lines

21. • Ecosystem destroyed

22. • Invasive species
Quagga Mussel

23. Purpose of the Dam?

24. • To harness the Colorado River ( POWER )

26. • Water Storage

27. • Flood control

28. • Recreation

30. Cost ?
• Construction cost $49 million
($821 million with inflation)

31. Effect of Dam ?

32. • A boom in the tourism industry

33. • Environmental impact

34. • Annual generation 4.2 billion KWh

35. What did the engineers learn ?

36. • Prevent the ecological damage

37. • Increase the power production
• Change turbines
• 17 generators

39. • Increase the height of the dam

40. • Tighten safety measures

41. Conclusion

42. References
• http://www.youtube.com/watch?v=-xz7i3FD8Lw
• http://en.wikipedia.org/wiki/Hoover_Dam
• http://channel.nationalgeographic.com/channel/man-
made/videos/a-new-hoover-dam/

43. Thank you……….