Search for all of "Construction w", all of "Hoover Dam ariz And Nev -- Design And Construction"

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1. Lower portals of Diversion Tunnels No. 3 and No. 4, during the flood.
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2. Looking across the river at the lower portal of Diversion Tunnel No. 3.
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3. Gas-air shovel caught in the flooded Colorado River
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4. Partially washed-out truck bridge across from diversion tunnels
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5. Trash rack structure being installed in front of diversion tunnel no. 2
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6. Looking out of the interior of diversion tunnel no. 2, with gas-air shovel inside the...
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7. Workers and drilling jumbo inside diversion tunnel no. 4
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8. Close-up of workers using a drilling jumbo inside a diversion tunnel
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9. Construction worker in bulldozer in front of diversion tunnel portal
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10. Construction of the highway which will cross the top of the dam
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11. Construction workers using a drilling jumbo inside a diversion tunnel
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12. Future Hoover Dam reservoir area seen from Black Canyon
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13. Panoramic view of the Upper Cofferdam, looking downstream
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14. Concrete pouring forms in the Hoover Dam construction site in Black Canyon
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15. Cut-off trench at upstream side of Hoover Dam.
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16. Concrete pouring forms below a cofferdam in the Hoover Dam construction site
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17. Nevada Spillway, looking upstream.
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18. Water flowing into Colorado River, June 16, 1933
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19. Arizona Spillway, looking upstream.
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20. Hoist House and Nevada Anchorage, Government Cableway.
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21. Trains on Elevation 720 Railroad Bench, hauling conrete to Hoover Dam.
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22. Aerial view of concrete pouring in the Hoover Dam construction site
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23. Concrete pouring forms in the Hoover Dam construction site
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24. Looking upstream at the Arizona Spillway.
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25. Looking upstream at the Nevada Spillway.
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26. Hoover Dam cooling tower and refrigeration plant during construction
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27. Nevada spillway during construction of Hoover Dam
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28. Hoover Dam construction
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29. Hoover Dam during construction
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30. Hoover Dam construction -- cooling tower and refrigeration plant
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31. Arizona spillway during construction of Hoover Dam
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32. Nevada spillway during construction of Hoover Dam
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33. Interior of spillway tunnel, Hoover Dam site
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34. Hoover Dam during construction
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35. Hoover Dam under construction
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36. Interior of diversion tunnel during Hoover Dam construction
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37. Hoover Dam during construction
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38. Spillway weir under construction -- Hoover Dam site
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39. Construction of intake towers and spillway -- Hoover Dam site
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40. Construction of Hoover Dam intake towers
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41. Hoover Dam construction
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42. Hoover Dam under construction
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43. Construction of diversion tunnels -- Hoover Dam site
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44. Close-up of Hoover Dam construction
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45. Construction of Hoover Dam intake towers
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46. Forms for transition at the downstream plug of Diversion Tunnel No. 2.
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47. Nevada spillway weir section.
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48. Nevada Spillway, looking upstream.
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49. Close-up of Hoover Dam concrete pouring construction taken from the Arizona side, looking downstream
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50. Construction of the power house foundation in Hoover Dam
 

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