Search for all of "Transportation", all of "Hoover Dam ariz And Nev -- Design And Construction", all of "Trucks"

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Construction of Hoover Dam View of construction on the canyon floor of Black Canyon. Trucks and roads are visible. Some buildings can be seen also. The concrete pouring forms and a cofferdam are also visible.
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Construction of Hoover Dam Shows construction of Hoover Dam from the upstream side. Buildings and trucks are visible on the cofferdam. One of the portals to the diversion tunnels can be seen at lower left. The intake towers are rising...
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Hoover Dam construction Construction photo showing concrete pouring forms on the face of the dam and on the power houses. The Colorado River is visible behind the dam and two of the intake towers behind the dam can be seen. There...
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Hoover Dam construction Construction photo showing concrete pouring forms on the face of the dam and on the power houses. The colorado River is visible behind the dam and two of the intake towers behind the dam can be seen. ...
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Construction of Hoover Dam Shows a panoramic view of the Hoover Dam site in Black Canyon. There are trucks and buildings visible on the floor of the canyon. One of the portals to the diversion tunnels is visible. The concrete pouring...
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Construction of Hoover Dam Shows the construction of Hoover Dam from the downstream side. The power houses are nearly completed and one of the portals to the diversion tunnels is visible. There are trucks and buildings on the floor of the canyon....
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Construction site at Hoover Dam Photo shows various buildings and structures, railroad tracks, trucks and power lines. There is blasting taking place in the background between the mountains.
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Hoover Dam cooling tower and refrigeration plant during construction View of Hoover Dam during construction, looking downstream. The cooling tower and refrigeration plant are visible; also shows concrete forms, high scaling equipment, and various consruction materials and trucks. There is a man in the lower left-hand corner...
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Nevada spillway during construction of Hoover Dam Photo shows men working on the Nevada spillway weir. There are concrete forms, various buildings, construction equipment, and a truck in the scene.
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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 during construction View of the Hoover Dam construction site from high above showing forms for the poring of the concrete, looking downstream. There are trucks, a train along the canyon wall, and buildings in the picture. Construction equipment includes...
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Nevada power house at Hoover Dam construction site View of construction of the Arizona power house at the dam site. Hoisting equipment, cables, trucks and construction workers can be seen. Various buildings and structures are pictured as well as roads and concrete pouring forms.
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Downsteam view of Hoover Dam, showing power house construction View of Hoover Dam and power house under construction. Buildings and structures, concrete pouring forms, cables, and a crane can be seen. Some construction workers and trucks are also pictured. Above the dam part of an intake...
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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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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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View of the power house and valve houses from top of Hoover Dam View of the power house and valve houses from the top of the dam. Various buildings and structures can be seen as well as concrete forms. There are construction roads below the dam and a temporary bridge spans...
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View of Arizona spillway during construction A telephoto view of the Arizona spillway during the construction of Hoover Dam. Shows the bridge and control house. Trucks, various buildings, and some construcion workers are visible. Cables are overhead and construction roads snake up the...
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View of Nevada spillway during construction of Hoover Dam Telephoto view from above looking into the Nevada spillway. The control house is being formed. There are various buildings and structures and trucks in the picture. Also shows hoisting machinery.
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Hoover Dam during construction, from the Nevada side Shows the dam from the Nevada side. The completed road, parapets, and intake towers are visible. One of the spillways can be seen in the background. There are trucks and people on the new road.
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Final pour in the slot, Hoover Dam Shows construction workers making the final pour in the slot. Several men are working, the others supervising. A truck and cement mixer are visible. In the bakcground a portion of an intake tower can be seen.
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Switchyard control house, yard and present substation -- Hoover Dam site Shows the switchyard control house, yard and substation. Workers, trucks, construction equipment and roads are visible.
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View from the top of Hoover Dam during construction View looking down from the top of Hoover Dam during construction. It shows the power houes, the valve houses and the lower cofferdam. Cars and trucks, buildings and structures, roads, and various equipment can be seen. A cable...
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Downstream view of Hoover Dam construction Shows a downstream view of the Hoover Dam project from the crest of the dam. Power house and lower portals of diversion tunnels are seen. Buildings and structures, trucks and roads are visible also.
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Hoover Dam switchyard during construction Shows the Hoover Dam switchyard during construction and excavation. Buildings, roads, and building materials are visible. Trucks and a power shovel are also shown.
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Top of Hoover Dam during construction Shows the road approaching Hoover Dam from the Nevada side and the top of the dam during construction. Note the rubble wall being built and excavation for tower footings. Trucks, hoisting machinery, and cables with trams are visible....
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Hoover Dam during construction View looking upstream of the dam and power house. Cables with trams and temporary bridges span the canyon. Trucks, roads, buildings and construction equipment can be seen.
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View of Hoover Dam construction from the top of the dam Shows Hoover Dam construction from the top of the dam looking down. The power house, valve houses, and lower portals of the diversion tunnels are visible. Various buildings and trucks are also shown. The Colorado River is...
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Hoover Dam during construction View looking upstream toward Hoover Dam. Alos shows the entrance to a tunnel and the powerhouses under construction. Trucks, cables, a cableway with trams, and other construction equipment can be seen.
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Power house during construction -- Hoover Dam View of the power house from the top of Hoover Dam, looking down. The valve houses are visible on the sides of the canyon. Roads, trucks, buildings, and the concrete pouring forms can also be seen.
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Hoover Dam during construction Upstream view of Hoover Dam construction. Buildings, trucks, and roads are visible. Trams are crossing the canyon on a cableway suspended above the dam.
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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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Construction of Hoover Dam diversion tunnel Shows a dump truck and construction workers framed at the mouth of a diversion tunnel during the construction of Hoover Dam.
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Construction of Hoover Dam Shows a truck and wood forms inside a diversion tunnel during the construction of Hoover Dam.
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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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Portals, Hoover Dam construction "Shows men placing dynamite to flood entrance blocks away from #3 and #4 Arizona side."(inscription on back of photo) The portals to the diversion tunnels are visible. The Colorado River is shown below the portals and buildings and trucks...
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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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Construction -- near Hoover Dam Shows construction buildings, roads, and trucks in the mountains near the Hoover Dam site.
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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 "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 -- 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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Construction of Hoover Dam "First load of muck used in coffer dam [sic]. Looking at Arizona portals #3 & #4. Water now flowing thru these." (hand-written inscription on back of photo) Shows a dump truck dumping the muck and construction...
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Upper portals -- Hoover Dam site Handwritten inscription on back of photo: "View at upper portals showing narrowed channel just prior to diversion". Construction roads, equipment, and workers are visible. Some buildings and trucks are also in the picture.
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Work on cofferdam -- Hoover Dam Shows men and trucks working on the cofferdam at the Hoover Dam site. Power shovels and other construction equipment are also visible.
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Construction -- Hoover Dam Handwritten inscription on back of photo: "Rex motor mixer that has been picked off a white truck and being swung into position at tunnel #1 with load of cement." Shows hoisting machinery, railroad tracks, a steam locomotive, a...
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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 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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Rock and gravel plant near Hoover Dam site Handwritten inscription on back of photo: "Rock and gravel plant -- Picture taken before its completion." Other buildings and trucks are visible.
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Construction of gravel plant near Hoover Dam site Shows the construction of the gravel plant near the Hoover Dam site. A crane is lifing equipment. Construction workers, cars and trucks, and buildings can be seen.
 

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