Search for all of "Buildings", all of "Construction Workers"

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1 Object thumbnail
Hoover Dam, looking downstream View of the construction of the foundations of Hoover Dam on the floor of Black Canyon. Various pieces of machinery can be seen as well as a construction building. The view is taken from high above but several...
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Worker inside drill sharpening station A worker is seen inside a drill sharpening station using a drill sharpener. A hot forge is also seen inside the building in the foreground.
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Dam workers return to Boulder City after shift Shows a motor lorry (bus)parked in Boulder City; dam workers are exiting the lorry as they return from the day shift on Hoover Dam. Portions of buildings are visible.
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Workers laying railroad track near Boulder Canyon Photo shows workers and machinery involved in laying railroad track near Boulder Canyon. There are several structures in the picture and mountains in the background.
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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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Himix Concrete Plant at Hoover Dam site View of the Himix Concrete Plant at the Hoover Dam site. The structure is mutli-storied and built into the side of the canyon. There is a flatbed truck with a cement bucket on the back and cement mixers...
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Close-up of Hoover Dam concrete pouring construction taken from the Arizona side, looking downstream View from donwstream on the Arizona side of the Colorado River of concrete pouring construction on Hoover Dam. Construction workers are seen amid multiple concrete pouring forms and scaffolding. A suspended concrete pouring bucket is seen in the middle...
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Construction on Hoover Dam, looking downstream on the Colorado River Aerial view of the Hoover Dam construction site. Construction workers are seen amid concrete pouring forms and other construction equipment. Temporary stairs are attached to the wall of Black Canyon, and a railroad bench used for transportation of concrete buckets...
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Bridge across Boulder Canyon at Hoover Dam site. A bridge stretches from one side of Black (not Boulder) Canyon to the other side, with the Colorado River flowing beneath. The background shows scaffolding against the mountainside. A building sits against the mountain at the far end of the...
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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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Power house under construction at Hoover Dam site Close-up view of a power house under construction at Hoover Dam. Shows concrete pouring forms and the pouring arrangement. There is a construction building and a construction worker in the lower left corner.
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Construction on the Nevada and Arizona power houses in the downstream cofferdam below Hoover Dam View from the downstream cofferdam of the Hoover Dam construction site. Construction workers, temporary buildings, electric draglines, vehicles and other construction equipment are seen in the cofferdam. Framework rises from the tops of the power houses on both sides of...
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Construction on the Arizona power house View of construction on the Arizona power house. Wood and steel framework surround the site. Part of the dam face is seen in the upper left. Construction workers, equipment and temporary buildings are seen in the cofferdam between the Nevada...
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Switchyard control circuit tunnel under construction -- Hoover Dam site Shows construction work on the switchyard control circuit tunnel. Various structures are visible, as well as roads, and automobiles. A power shovel is excavating. In the foreground is the power sub-station. The Babcock and Wilcox Company...
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Construction of the Arizona power house Shows the reinforcing framework for the Arizona power house and the locations for the turbine rooms, front room galleries, and penstocks. Some buildings, trucks, tunnel openings, and construction workers are visible.
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View of construction on roads around the Arizona spillway View of construction on roads around the completed Arizona spillway, looking downstream on the Colorado River in Black Canyon. Curbs and guard rails are being installed. A dragline, two dump trucks and a temporary building are seen near the spillway....
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Interior of the Nevada valve house Interior view of the Nevada valve house. Construction scaffolding surrounds the installation of the needle valves and gates. Two construction workers can be seen in the rear at an unfinished opening to the valve house.
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Construction on the Nevada spillway A construction worker stands in front of a fence above the Nevada spillway. Construction on one of the intake towers can be seen in the upper left. Concrete pouring forms, other construction equipment and temporary buildings can be seen in...
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Construction on the Arizona power house View from the downstream cofferdam of construction on the Arizona power house. Concrete pouring forms and steel framework stand on top of the power house foundation. The dam face and wall of Black Canyon can be seen in the background....
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Construction on the power houses viewed from the valve house catwalk View of construction on the Nevada and Arizona power houses, taken from the valve house catwalk in the lower cofferdam. The dam face is seen in the background. Concrete pouring forms are visible on the power houses. Temporary buildings, construction...
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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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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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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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Hoover Dam construction Shows construction equipment being lowered by cable at the site of Hoover Dam construction. Buildings, other construction equipment, and workers are visible.
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Hoover Dam construction Shows one of the portals to the diversion tunnels. A portion of the Colorado River is visible as well as construction workers and construction buildings.
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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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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 Shows the head tower hoist house and permanent cableway. Cars and trucks are visible on the road across the dam as well as next to the hoist house. A transmission tower can be seen and construction workers are...
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Construction of Hoover Dam "Head tower hoist house and anchorage of permanent 150 ton cableway at Boulder Dam runs from upper end of hi[gh]mix gulch." (handwritten inscription on back of photo) Construction workers, trucks, and buildings are also visible.
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Hoover Dam construction Shows a box car being lowered from a cableway above the Hoover Dam site. The intake towers and the downstream face of the dam are partially visible as well as a construction worker and a small building jutting out...
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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 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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Central section of the powerhouse Shows the floor level of the powerhouse under construction. The number 2 adit car is in the extreme background. Construction workers are also visible.
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Looking upstream at Hoover Dam during construction An expansive view of the upstream face of Hoover Dam during construction. Various buildings and structures, workers, cars and equipment can be seen. Hoisting machinery and concrete pouring forms can be seen also.
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Workers in transport buses This view shows the swing shift ready to leave from Dormitory No. 2 in Boulder City. Shows the dormitory and transport buses loaded with construction workers.
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Construction crew at bottom of Boulder Canyon Construction crew busy making forms at the bottom of Black (not Boulder) Canyon. There are tracks leading into the water that is in the canyon and there is a couple of carts sitting on the tracks. Several of the...
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Hoover Dam -- valve outlets in operation on the Arizona side Water pours from one of the outlets in the valve house on the Arizona side. Workers walk along a walkway by the Nevada power house or stand and look at the water. There is a mountain in the background.
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Hoover Dam -- valve outlets in operation on the Nevada side Water streams form the outlet works of the Nevada valve house. Men stand near a wall by the Nevada power house and watch the water. The Arizona power house is also visible. There is a mountain in the background.
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Close-up of sand classifier in the gravel plant. The photograph is a close-up view of the sand classifier machinery in the gravel plant. Two employees are observing.
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Telephoto view of Arizona powerhouse units Concrete pouring forms are being put in place as part of the construction of the Arizona power house. Construction materials and workers are visible.
44 Object thumbnail
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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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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