Search for all of "Tunnels", all of "Diversion Tunnels", all of "Boulder Dam Service Bureau"

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Aerial view of Hoover Dam and surrounding area Aerial view of Hoover Dam and the surrounding area. Photo is actually a photograph of the area surrounding the dam with an artist's rendering of the dam, reservoir, powerhouses, and mouths of the diversion tunnels superimposed on it. It...
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Aerial view of Hoover Dam Aerial view of Hoover Dam and the surrounding area showing Fortification Hill in the distance. An artist's rendering of the dam, the powerhouses, the mouths of the diversion tunnels, part of the Colorado River, and Lake Mead (the reservoir) have...
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Hoover Dam and surrounding area This is a re-touched photo of Hoover Dam and the surrounding area. The Colorado River can be seen below the power houses. The intake towers are visible behind the downstream face. The reservoir (Lake Mead) can be...
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Construction in diversion tunnel -- Hoover Dam View of the drilling jumbo working in one of the diversion tunnels during the construction of Hoover Dam.
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Construction workers in diversion tunnel, Hoover Dam site Shows construction workers posing on the drilling jumbo inside a diversion tunnel during the construction of Hoover Dam. Other men are standing on the floor of the tunnel looking up at the jumbo. Electric lights illuminate the tunnel.
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Diversion tunnel under construction at Hoover Dam site View of the interior of one of the diversion tunnels during construction at Hoover Dam. Electric lights illuminate the scene.
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Construction workers inside Hoover Dam diversion tunnel Shows a power shovel dumping concrete into a dump truck inside a diversion tunnel during the construction of Hoover Dam. Construction workers are visible at work.
 

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