Search for all of "Colorado River", all of "Hoover Dam ariz And Nev -- Design And Construction", all of "Diversion Tunnels"

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1. Water flowing into Colorado River, June 16, 1933
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2. Gas-air shovel caught in the flooded Colorado River
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3. Aerial view of Hoover Dam construction site looking upstream on the Colorado River
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4. Diversion of the Colorado River into diversion tunnel no. 1 as the gate on diversion...
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5. Aerial view of Hoover Dam, looking upstream on the Colorado River
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6. Diversion tunnel under construction - Hoover Dam
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7. Lower portals of Diversion Tunnels No. 3 and No. 4, during the flood.
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8. Looking across the river at the lower portal of Diversion Tunnel No. 3.
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9. Partially washed-out truck bridge across from diversion tunnels
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10. Diversion tunnels under construction - Hoover Dam
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11. Hoover Dam -- downstream face
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12. Hoover Dam from the downstream side
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13. Hoover Dam -- outlet works
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14. Outlet works -- Hoover Dam
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15. Outlet works -- Hoover Dam
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16. Construction -- Hoover Dam
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17. Hoover Dam construction
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18. Blasting at Hoover Dam site
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19. Hoover Dam construcion -- blasting
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20. Portals, Hoover Dam construction
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21. Hoover Dam construction
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22. Hoover Dam construction -- various phases
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23. Construction -- Hoover Dam
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24. Looking up Black Canyon during construction of the diversion tunnels
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25. Hoover Dam construction
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26. Hoover Dam construction
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27. Hoover Dam construction
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28. Looking up Black Canyon during the construction of the diversion tunnels
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29. Hoover Dam construction
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30. Aerial view -- Hoover Dam construction
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31. Diversion tunnel no. 1 trashrack and counterweight assembly just prior to the diverting of the...
 

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