Search for all of "Black Canyon", all of "Construction Workers", all of "Hoover Dam ariz And Nev -- Design And Construction"

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1. Bucket skips being filled with "muck" from the deep inner gorge of Black Canyon.
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2. Floor of Black Canyon
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3. Black Canyon
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4. Construction crews in Boulder Canyon
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5. Bridge across Boulder Canyon at Hoover Dam site.
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6. High scaling operations
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7. Hoover Dam Construction -- blasting
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8. Hoover Dam site, looking downstream
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9. First concrete in Hoover Dam
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10. Hoover Dam, looking downstream
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11. Concrete pouring forms below a cofferdam in the Hoover Dam construction site
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12. Boulder Canyon.
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13. Construction workers on cliffs in Boulder Canyon.
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14. Construction workers at bottom of Boulder Canyon
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15. Workers on the Colorado River
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16. View of construction on roads around the Arizona spillway
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17. Looking upstream toward the Nevada intake towers, showing the intake bridge girders in place.
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18. Hoover Dam construction
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19. Blasting at Hoover Dam site
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20. Hoover Dam construcion -- blasting
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21. Transport trucks at Hoover Dam site
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22. Colorado River -- Beginning construction -- Hoover Dam
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23. Colorado River in early stages of Hoover Dam construction
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24. Construction at lower portal of Hoover Dam
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25. Power houses being constructed at Hoover Dam
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26. Hoover Dam site, looking upstream
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27. Constructing highway to dam site
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28. View of power houses being constructed at the Hoover Dam site
 

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