Search for all of "Colorado River", all of "Transportation", all of "Construction Equipment"

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Construction bridges across the Colorado River This is a view of a truck loaded with equipment driving across a bridge spanning the Colorado River at Hoover Dam site. Construction workers and equipment are shown on the bank of the river. At the right is...
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Hoover Dam during construction View of Hoover Dam site, looking upstream. A railroad winds along the canyon and the Colorado River is visible above the dam site. Buildings and structures, high scaling equipment, and concrete forms are also visible.
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Hoover Dam construction, looking upstream Upstream view of the Hoover Dam construction. Shows concrete forms, construction buildings, and a train winding along the edge of the canyon. The Colorado River is visible above the construction site.
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Hoover Dam construction, looking upstream View from on high of Hoover Dam construction, looking upstream. The Colorado River can be seen above the dam. Also shows concrete forms, a train winding along the side of the canyon, high scaling equipment, construction buildings, and...
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Hoover Dam construction, looking upstream Overhead view of the construction of Hoover Dam in Black Canyon. Looking upstream, the Colorado River is visible above the dam site. Also shows concrete forms, a train winding along the side of the canyon, and various construction...
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Hoover Dam construction, looking upstream Construction site of Hoover Dam in Black Canyon, looking upstream. Above the site is the Colorado River. Shows concrete forms, a train winding along the wall of the canyon, various construction buildings, hoisting machinery, and a cable suspended...
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Hoover Dam construction, looking upstream View of Hoover Dam construction site, looking upstream. Above the site is the Colorado River. There are concrete forms, construction buildings, hoisting machinery, and a cable high above the Black Canyon in the picture. There is also...
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Hoover Dam construction, looking upstream Construction photo of Hoover Dam in Black Canyon, showing the Colorado River above the dam site. Also shows concrete forms, a train winding along the canyon wall, high scaling and hoisting machinery, various construction buildings and a cable suspended...
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Hoover Dam construction, looking upstream Overhead view of the construction of Hoover Dam in Black Canyon with the Colorado River visible above the dam site. In the photo are concrete forms, various construction buildings, a train winding along the side of the canyon, high...
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Hoover Dam under construction View taken high above Hoover Dam construction site showing the forms for poruing the concrete. There are trucks, buildings, a railroad, and roads visible. The Colorado River can be seen above the site. Other construction equipment shown includes...
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Hoover Dam under construction Aerial photo of the Hoover Dam construction site showing forms for poring concrete. Forms for the power house gallery are visible. A train winds along the canyon wall, there is high scaling equipment on the walls, and the...
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Looking downstream on the Hoover Dam construction site This view, taken from the Nevada side of the canyon, shows the lower cofferdam being excavated. Trucks, buildings, , and construction roads are visible. The Colorado River can be seen below the site. There is a temporary...
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Spillway and Hoover Dam during construction Shows the Nevada spillway and the face of the dam in the background. Cars are visible on the road across the top of the dam. Some of the intake towers are also visible. Construction equipment, buildings, and...
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Hoover Dam construction Over-view of the Hoover Dam construction. This telephoto view, taken from atop one of the mountains overlooking the construction site, shows the spillways, the intake towers, and the downstream face of the dam. The Colorado River is visible...
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Hoover Dam construction -- various phases This postcard shows the construction of Hoover Dam in four different stages. All views were taken from the same point looking upstream. The first image shows Black Canyon and the Colorado River at the very beginning of construction...
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Hoover Dam construction Panoramic view of the Hoover Dam construction site. One of the lower portals to a division tunnel can be seen. Buildings, trucks, and the cofferdam are also visible. A portion of the Colorado River is...
 

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