Search for exactly "Concrete", all of "Black Canyon ariz And Nev"

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1. First concrete in Hoover Dam
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2. Low level concrete mixing plant seen from the Arizona side of the Colorado River
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3. Concrete mixing plant in Black Canyon
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4. Concrete pouring forms on the Hoover Dam construction site seen from downstream
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5. Low mix concrete plant
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6. Concrete pouring forms below a cofferdam in the Hoover Dam construction site
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7. Aerial view of concrete pouring in the Hoover Dam construction site
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8. Concrete pouring forms in the Hoover Dam construction site
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9. Construction on the foundation of the Arizona power house
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10. Aerial photo of Hoover Dam construction site
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11. Aerial view of the Hoover Dam construction site looking downstream from the Arizona side
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12. Construction of Hoover Dam
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13. Hoover Dam construction site, looking upstream
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14. Construction of Hoover Dam
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15. Hoover Dam, looking upstream
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16. Hoover Dam construction, looking upstream
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17. Hoover Dam construction, looking upstream
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18. Hoover Dam construction, looking upstream
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19. Hoover Dam construction, looking upstream
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20. Hoover Dam construction, looking upstream
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21. Hoover Dam construction, looking upstream
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22. Hoover Dam construction, looking upstream
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23. Hoover Dam construction, looking upstream
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24. Hoover Dam construction, looking upstream
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25. Concrete pouring forms in the Hoover Dam construction site in Black Canyon
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26. Nevada Spillway, looking upstream.
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27. Construction on the upstream face of Hoover Dam
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28. Construction of the Arizona power house foundations
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29. Aerial view of the Hoover Dam construction site, looking upstream on the Colorado River
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30. Aerial view of the Hoover Dam construction site, looking upstream on the Colorado River
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31. Aerial view of the Hoover Dam construction site, looking upstream on the Colorado River
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32. Construction on the Nevada intake towers
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33. Construction on the Nevada power house
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34. Construction on the Arizona power house
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35. Construction on the power house footings
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36. Boulder Dam, Hoover Dam looking upstream from the Nevada side.
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37. Looking upstream from the Arizona spillway gate house towards construction on the upstream abatement wall
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38. Looking upstream toward the Nevada intake towers, showing the intake bridge girders in place.
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39. Aerial view of Hoover Dam, looking downstream from the Arizona side of Black Canyon
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40. Hoover Dam construction site viewed from downstream
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41. Construction on the power houses viewed from downstream
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42. Hoover Dam construction -- various phases
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43. Hoover Dam construction
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44. Power houses being constructed at Hoover Dam
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45. Construction of Hoover Dam
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46. Hoover Dam construction
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47. Aerial view -- Hoover Dam construction
 

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