Search for all of "Black Canyon"

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Close-up of rock blasting in Black Canyon, taken from the Black Canyon Highway Close-up of enormous smoke and dust clouds filling Black Canyon during rock blasting for construction of Hoover Dam.
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View of Colorado River in Black Canyon Aerial view of the Colorado River in Black Canyon before Hoover Dam was built.
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Aerial view of Black Canyon and the Colorado River An aerial view of the Colorado River winding through Black Canyon, showing future site of Hoover Dam. Shows mountains surrounding the canyon and in the distance.
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Aerial view of Black Canyon and the Colorado River Aerial view of Black Canyon and the Colorado River, future site of Hoover Dam. Panoramic view of the mountains and surrounding countryside.
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Building Black Canyon Highway to Hoover Dam site This is a view looking at the walls of Black Canyon with the Colorado River flowing below. In the foreground of the picture there is a ledge or trail cut into the side of the mountain and there is a...
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Arizona Black Canyon highway consruction Shows consruction equipment used to build the highway through Black Canyon on the Arizona side of the dam. Railroad tracks can be seen alongside the new road with a dragline on the tracks. There are mountains in the...
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Colorado River above Black Canyon before construction of Hoover Dam View of the Colorado River above Black Canyon prior to the construction of Hoover Dam.
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Upstream view of Black Canyon during early stage of Hoover Dam construction Aerial view looking upstream of the Colorado River in Black Canyon during the early stages of dam construction. Foot-bridge and truck bridge are visible spanning the Colorado River. Some construction fcilities and equipment are seen on dirt roads on...
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Black Canyon prior to dam construction Shows a surveyor perched on the side of Black Canyon surveying the area preliminary to the construction of Hoover Dam. The Colorado River is visible below. On the back of the phot is hand-written "Rigger-rodman working with topographical...
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Looking down Black Canyon on the Colorado River Aerial view of the Colorado River flowing through Black Canyon.
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Sundown in Black Canyon at the Hoover Dam construction site Night view of the Colorado River flowing through the Hoover Dam construction site in Black Canyon. Catwalks are seen suspended over the river. The site is illuminated by electric light.
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Looking up Black Canyon during construction of the diversion tunnels Looking upstream on the Colorado River flowing through Black Canyon at the Hoover Dam construction site. Bridges and catwalks are suspended over the river and the newly-dug mouths of the diversion tunnels are seen on both sides of the...
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Aerial view of Hoover Dam, looking downstream from the Arizona side of Black Canyon Aerial view of the Hoover Dam, nearing completion, in Black Canyon. Visible are the dam face, intake towers and spillways, and the Nevada valve house is seen in the middle left. The Colorado River is seen upstream of the dam....
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Looking up Black Canyon from the dam site Upstream view of Black Canyon and the Colorado River from the Hoover Dam construction site. A temporary dirt road is seen on the left side of the canyon floor, along with some scaffolding. Stray lumber is floating by...
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Aerial view of sundown in Black Canyon at the Hoover Dam construction site View of the Colorado River flowing through Black Canyon at dusk. Bridges and catwalks illuminated by electric lights span the canyon over the river. Other electric illumination is seen throughout the construction site.
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Looking up Black Canyon during the construction of the diversion tunnels View of the Colorado River running through Black Canyon at the Hoover Dam construction site. Workers can be seen walking over bridges and catwalks that are suspended over the river, and on dirt roads that run alongside the river. ...
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Man on bank of Colorado River in Black Canyon A man carrying camping gear poses on the bank of the Colorado River in Black Canyon. This was taken 5 miles below the Hoover Dam site.
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Surveyors overlooking Black Canyon. Two surveyors pose as they are working high above Black Canyon. The Colorado River is visible far below.
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Black Canyon during dam construction Shows construction equipment and buildings in Black Canyon. There is a platform built on the side of the canyon and a cable line overhead transporting trams.
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"Crows Nest" overlooking Black Canyon and the Colorado Two men, possibly surveyors, standing on the edge of the canyon at an overlook known as "Crows Nest", overlooking the Hoover Dam site in Black Canyon. The Colorado River is visible below. Photo is actually a postcard.
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Future Hoover Dam reservoir area seen from Black Canyon View from Black Canyon of the area which, when submerged, will become the Hoover Dam reservoir. In the foreground, a car is seen traveling a dirt road, and a lone construction worker views the scene from atop the rocks....
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Rock blasting in Black Canyon View from a dirt road of rock blasting in Black Canyon. Electric power poles and lines run along the road and other cables are suspended over the canyon. A truck is seen in the foreground.
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Rock blasting on the Arizona side of Black Canyon View of Black Canyon and the Colorado River; smoke and dust clouds fill the canyon at the site of rock blasting for the Arizona intake towers. A steel suspension bridge is seen crossing the river upstream.
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Aerial view of the upper cofferdam on the Colorado River in Black Canyon Aerial view of the upper cofferdam on the Colorado River in the Hoover Dam construction site in Black Canyon. Cables are seen crossing the canyon, and a small wooden shack is seen on the cliff face in the foreground.
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Panorama view, showing Six Companies Inc. work on the Arizona side of Black Canyon Highway. Panoramic view of construction work on the Arizona side of the Black Canyon Highway. Construction workers, dump trucks, electric draglines, temporary buidlings and an automobile are seen in the vastness of the desert mountains.
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Construction in Black Canyon A view of the construction on the walls of Black (not Boulder)Canyon. There appears to be several tunnels dug into the canyon walls. Construction workers are standing on scaffolding in the left foreground of the picture. A track constructed of...
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Tourists and film crew in Black Canyon A wooden boat with a roof is sitting in the Colorado River tied to a boulder. There is also a wooden gangplank extending from the shore to the boat. The name of the boat is "Boulder". Two other...
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Black Canyon near spillway location "Towards canyon, top of shed is to be entrance to Nevada spillway. Water will be up to about the top of shed". (hand-written inscription) Shows site of the future entrance to the Nevada Spillway in Black Canyon. There is...
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Colorado River near Black Canyon A man is standing on the bank of the Colorado River in Black Canyon.
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Colorado River in Black Canyon View of the Colorado River, five miles below the Hoover Dam site, in Black Canyon.
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Blasting in the walls of Black Canyon for intake tower construction View of rock blasting in Black Canyon in preparation for construction of the Hoover Dam intake towers.
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Black Canyon A view of the Colorado River flowing through Black (not Boulder) Canyon.
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People at Lookout Point viewing Hoover Dam construction A group of people are peering over Lookout Point, watching the progress of the Hoover Dam construction. The dam construction is not visible.
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Man on bank of Colorado River Shows a man standing on the bank of the Colorado River, near Black Canyon. He is wearing a backpack and holding a rock and a rock hammer. There are mountains in the background.
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Men working on bank of Colorado River Two men are constructing what appears to be a dock on the bank of the Colorado River in lower Black Canyon. There are mountains in the background.
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Colorado River in Black Canyon View of the Colorado River in Black Canyon, 7 miles below the Hoover Dam site.
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Blasting in Black Canyon seen from the Colorado River View of rock blasting in Black Canyon from downstream on the Colorado River.
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Bucket skips being filled with "muck" from the deep inner gorge of Black Canyon. Shows construction equipment and workers in the gorge of Black Canyon. Bucket skips are being loaded with muck to be transported out of the canyon. Also shows a power shovel and high scalers.
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High scalers preparing anchorages in Black Canyon Three high scalers prepare rope anchorages for future scaling work one thousand feet above the Colorado River in Black Canyon.
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High scalers on the Nevada side of Black Canyon High scalers work on the canyon wall on the Nevada side of Black Canyon, excavating for construction of an intake tower. Bridges can be seen in the distance crossing the Colorado River.
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Floor of Black Canyon This shows a view looking down into Black (not Boulder) Canyon during early stages of construction of Hoover Dam. The Colorado River is in the process of being diverted and construction equipment and workers can be seen in the foreground.
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Aerial photo of Hoover Dam construction site This aerial photo shows various parts of the dam under construction. Cableways, an overhead tram, various buildings and structures, railroad tracks, trestles, and concrete forms are visible. Also shows the Arizona spillway, Arizona intake towers, the Himix plant...
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View of Black Canyon This shows a view of the Colorado River flowing through Black Canyon not (Boulder). To the right of the picture there is a cloud of dirt and debris drifting into the air from blasting for the dam site.
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Concrete mixing plant in Black Canyon This picture shows a concrete mixing plant on the river bank at the Hoover Dam construction site in Black Canyon. It was taken with a telephoto lens.
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Looking downstream on the Colorado River running through Black Canyon prior to construction of Hoover... A man sitting on a rock ledge views the Colorado River running downstream through Black Canyon prior to the construction of Hoover Dam. Bridges and catwalks are suspened over the river and dirt roads can been seen on both...
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Colorado River in Black Canyon at sunrise Shows the Colorado River, 12 miles below Hoover Dam site. There are mountains in the background. This was taken at sunrise.
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High scalers on the Nevada side of Black Canyon above the Colorado River Close-up of high scalers working on the Nevada side of Black Canyon, 700 feet above the Colorado River. Two bridges are seen crossing the river below.
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Concrete pouring forms in the Hoover Dam construction site in Black Canyon Aerial view of the Hoover Dam construction site in Black Canyon showing multiple concrete pouring forms in front of a cofferdam. Draglines and trucks can be seen on the canyon floor, and overhead cableways carry cargo across the site.
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Black Canyon A view of the Colorado River flowing through Black (not Boulder) Canyon. On the right side of the canyon there is a road with two automobiles, some construction equipment, and a construction worker.
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Aerial view of Hoover Dam construction site looking upstream on the Colorado River Aerial view of Hoover Dam construction site looking upstream on the Colorado River in Black Canyon. Concrete pouring forms are seen around the dam wall in the center of the picture. Buildings, vehicles and roads are seen in the river...
 

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