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

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View of the Hoover Dam construction site looking downstream on the Colorado River View of the Hoover Dam construction site looking downstream on the Colorado River in Black Canyon. The nearly-completed dam face, intake towers and spillways are seen. Cableways run over the canyon above the dam face and remaining construction equipment is...
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Looking upstream toward the Nevada intake towers, showing the intake bridge girders in place. View of construction on the Nevada intake towers and a portion of the roadway on the top of the dam face. Construction workers and concrete pouring forms are seen on the top of the dam face on the right. One...
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Aerial view of Hoover Dam, looking upstream on the Colorado River Aerial view of the Hoover Dam construction site in Black Canyon. Visible are the spillways, intake towers, dam face, diversion tunnels and construction on the power houses. Temporary buildings are seen in the cofferdam downstream of the dam face. The...
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Hoover Dam construction site viewed from downstream View of the Hoover Dam construction site in Black Canyon from downstream. Framework and concrete pouring forms are visible on the Nevada power house on the left, the Arizona power house on the right and the central portion of the...
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Cement mixing plant at Hoover Dam construction site View of the Hoover Dam construction site from downstream on the Nevada side. Construction on the intake towers nears completion behind the dam face. Scaffolding is still present on the dam face and cables run overhead. Temporary buildings are...
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Construction on the Hoover Dam power houses View of the Hoover Dam construction site from downstream in Black Canyon. The peaks of the intake towers are seen behind the dam face. Construction on the power houses is seen at the base of the dam face. Scaffolding is...
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Construction on the power houses viewed from downstream View of construction on the Hoover Dam power houses from downstream in Black Canyon. Scaffolding is still present on the lower dam face as it nears completion. The peaks of the Nevada and Arizona intake towers can be seen behind...
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Hoover Dam construction View of construction in Black Canyon at the Hoover Dam site. Construction workers are standing by the railroad tracks looking at a dynamite blast that is taking place in the distance. The Colorado River is visible as...
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Blasting at Hoover Dam site View of construction in Black Canyon at the Hoover Dam site. Construction workers are standing by the railroad tracks looking at a dynamite blast that is taking place in the distance. The Colorado River is visible as...
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High scaling operations during Hoover Dam construction View of high scaling operations in Black Canyon. Cables are suspended over the canyon.
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Hoover Dam construcion -- blasting Shows the construction of Hoover Dam. One of the portals of the diversion tunnels is visible. Dynamite blasting is taking place in the canyon and trucks and various construction buildings are visible on the cofferdam. Also shows some...
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High scalers -- Hoover Dam site Shows men scaling the walls of Black Canyon to set dynamite blasts. Below and in the background buildings on the cofferdam are visible.
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Scalers -- Hoover Dam site Shows men scaling the walls of Black Canyon to set dynamite blasts. Below part of the Colorado River is visible.
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High Scalers at Hoover Dam site Shows men scaling the walls of Black Canyon to set dynamite blasts. In the background on the floor of the canyon buildings and trucks are visible.
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High scalers -- Hoover Dam site Shows men scaling the walls of Black Canyon to set dynamite blasts. There are trucks on a raod in the bottom of the canyon. This photo is a postcard.
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Hoover Dam construction -- transporting equipment Shows equipment being transported to the canyon floor at the Hoover Dam construction site. Cableways overhead extend across the canyon.
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Transport trucks at Hoover Dam site Shows transport trucks and construction workers in Black Canyon next to railroad tracks.
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Colorado River -- Beginning construction -- Hoover Dam Shows the Colorado River in Black Canyon at the beginning of construction on the dam. Some cables are suspended across the river, some construction workers are on the roads next to the river, and a power shovel is visible.
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Colorado River -- Hoover Dam site View looking down at the Colorado River in Black Canyon, the future site of Hoover Dam. Roads and buildings can be seen on the banks above the river and some construction equipment is visible.
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Preliminary construction at Hoover Dam site "Down-stream from Observation Point -- note tunnel in center of picture. Trucks hauling muck from Nevada portals must go through this tunnel to dumping grounds one mile away. [150 feet to river straight down]"-- [hand-written inscription on back...
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Hoover Dam construction "Down stream from Observation Point. Buildings on the right side are water sedimentation plants. Water treated for Boulder City. Left side is Arizona side of River." [hand-written inscription on back of photo] This photo was taken high...
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Hoover Dam construction View of Hoover Dam construction site, looking straight down into Black Canyon. "Straight down into canyon. I leaned over the cliff to get this one. Taken from in front of observation point." -- [hand-written inscription on the...
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Colorado River, early stages of dam construction View of The Colorado River and the construction roads on the sides of the canyons and mountains. Taken from very high above. Some buildings and structures are also visible.
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Hoover Dam construction "Downstream from upper portals. Note the two portals on Arizona side of river and new suspension bridge under construction."[hand-written inscription on the back of the photo] Cables are visible overhead and a truck is also in the picture.
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Hoover Dam construction "Upstream from observation point. Note car going down road." [hand-written inscription on back of photo] Taken from high above the Colorado River, this view shows roads, bridges, buildings and structures, and a car on the side road.
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Hoover Dam construction "Looking int.[o] canyon from observation point -- up river bridge is for trucks hauling muck out of upper portals." [hand-written inscription on back of photo] Taken from an observation point high above Black Canyon, this view shows bridges spanning the...
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Hoover Dam construction "Upstream toward lower portals." [hand-written inscription on back of photo] This view shows the Colorado River in Black Canyon during the early stages of the construction of Hoover Dam. A suspension bridge across the river can be...
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Colorado River -- Hoover Dam construction site View of the Colorado River before the water was diverted to build Hoover Dam. Suspension bridges across the river are visible and various buildings can be seen on the lower walls of Black Canyon.
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Hoover Dam site from the Nigger Head, Diversion tunnel construction Aerial view of the Colorado River flowing through Black Canyon during early construction at the Hoover Dam site. A dirt road runs alongside the river and catwalks are suspended over the river.
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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 equipment Shows a box of equipment being lowered into Black Canyon during the construction of Hoover Dam. Cables, roads, and a truck are visible.
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Construction equipment -- Hoover Dam Shows a box of equipment being lowered by cable into Black Canyon during the construction of Hoover Dam. Roads and a truck are visible.
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Hoover Dam construction View of the Hoover Dam construction site showing equipment being lowered by cable, buildings, and other construction equipment. The Colorado River is partially visible as is the cofferdam.
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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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Hoover Dam construction Shows a general view of dam construction. Cables, buildings, and roads are visible. Concrete pouring forms can be seen at the bottom of the canyon. A portion of the Colorado River is also visible. The...
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Hoover Dam construction Handwritten inscription on back of photo: "Looking upstream into Black Canyon toward Boulder damsite after river had been diverted thru diversion tunnels Nos. 3 and 4. Temporary back-wash dike seen immediately upstream from tunnel out..." Portals to...
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Construction -- walls of canyon Shows beginning stages of construction along the walls of Black Canyon. Some buildings are visible on the walls and the Colorado River is also visible.
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Early stages of construction of Hoover Dam Handwritten inscription on back of photo: "Hoover Dam -- Down the Colorado River. Dump trucks are on Arizona side and hauling muck to dumping grounds -- no muck can be dumped in the river." The road along...
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Colorado River in early stages of Hoover Dam construction Shows the Colorado River and Black Canyon during the early stages of the construction of Hoover Dam. A temporary bridge spans the river and some construction workers are on the shore.
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Bridge construction near Hoover Dam site "At lower portal mouths on Arizona side of river. Picture taken from Nevada side." (handwritten inscritpion on back of photo) Shows a temporary suspension bridge and several buildings near the lower portals of Hoover Dam. Cables are...
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Construction at lower portal of Hoover Dam Shows construction at the lower portal of Hoover Dam. Part of the bridge is visible as are trucks, buildings, and construction workers. Part of the Colorado River is visible and also the wall of Black Canyon.
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Power houses being constructed at Hoover Dam Shows the concrete pouring forms for the base of the dam. The upper cofferdam is in the background. Cableways, buildings, construction workers and trucks are visible. A railroad track runs along the side of the wall of Black Canyon.
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Construction of Hoover Dam Handwritten inscription on back of photo: "Downstream face of Boulder Dam as seen from low level catwalk. Top forms at elevation 710." Shows the concrete forms for the face of the dam. Buildings and structures can be...
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Hoover Dam construction Panoramic view of Black Canyon and Hoover Dam under construction. Two of the portals to the diversion tunnels are visible. The face of the dam is nearing completion and the concrete pouring forms can be seen. Part...
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Aerial view -- Hoover Dam construction Aerial view of Hoover Dam, Black Canyon, and the Colordo River during the construction of the dam. Two portals of the diversion tunnels are visible. There are trucks and buildings on the cofferdam. The face of the...
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Hoover Dam site, looking upstream Vehicles, men, and construction equipment are visible. This view was taken in the early stages of the construction of Hoover Dam in the bottom of Black Canyon.
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Construction on the Arizona power house View of the Hoover Dam construction site, looking upstream on the Colorado River in Black Canyon. The partially finished dam face can be seen on the left, with concrete pouring forms and other construction equipment. Construction of the Arizona power...
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Constructing highway to dam site A view of construction workers operating tractors as they construct a highway across the desert floor during the summer of 1931.
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View of power houses being constructed at the Hoover Dam site General view of the construction of Hoover Dam, looking upstream. The power houses are being built in this phase. A cableway spans the canyon carrying a tram across. There are several buildings, construction workers, and trucks visible....
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Arizona valve house viewed from the Nevada side of Hoover Dam View of the Arizona valve house built into the wall of Black Canyon. Remnants of scaffolding and construction equipment can be seen around the valve house.
 

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