| |
|
|
Title |
Description |
|
101 |
|
Hoover Dam during construction |
View of Hoover Dam during construction, showing the power houses. Various buildings and structures are visible as well as concrete forms and hoisting machinery. There is a cable stretched across the canyon. |
|
102 |
|
Upstream face and intake towers of Hoover Dam during construction |
View taken from the Arizona side showing the intake towers and upstream face of the dam during construction. Various buildings are visible as well as hoisting machinery and a railroad snaking along the upper canyon. Cables span the... |
|
103 |
|
Memorial Day exercises at Hoover Dam |
Shows the Memorial Day exercises at Hoover Dam during which the plaque commemorating the men who gave their lives in the construction of Hoover Dam was unveiled. There is a crowd of people gathered with others looking over the... |
|
104 |
|
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... |
|
105 |
|
View of valve house under construction -- Hoover Dam |
Telephoto view of the Arizona valve house under construction, taken from the Nevada side of the canyon. Some buildings and structures as well as cables and railroad tracks are visible. |
|
106 |
|
Valve house under construction -- Hoover Dam |
Telephoto view of the Nevada valve house under construction, taken from the Arizona side of the canyon. Railroad tracks, various buildings, and cables are visible on the side of the canyon. |
|
107 |
|
Hoover Dam during construction, looking downstream |
Shows Hoover Dam during construction, looking downstream. The intake towers are nearly finished. Shows dome on one of the intake towers. Roads, buildings and structures, railroad trestles and cableways are visible. |
|
108 |
|
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. |
|
109 |
|
Hoover Dam valve house under construction |
Shows the Arizona valve house being built. Construction equipment, buildings, cables and high scaling equipment are visible on the side of the canyon. |
|
110 |
|
Hoover Dam valve house under construction |
Shows the Nevada valve house being built at the Hoover Dam site. Note the forms for the roof beams being built. Buildings, construction equipment, bridges, and cables are visible. |
|
111 |
|
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. |
|
112 |
|
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... |
|
113 |
|
View of switchyard during construction of Hoover Dam |
Shows the switchyard, rigging loft, and surrounding area near Hoover Dam. The mountains are in the background and roads, buildings, and construction equipment are visible. |
|
114 |
|
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. |
|
115 |
|
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... |
|
116 |
|
Switchyard at Hoover Dam during construction |
View of excavation and construction at the Hoover Dam switchyard. Note the Boulder Dam highway in the back (now U.S. 93). Power shovels, trucks, and buildings are visible, with the mountains in the background. |
|
117 |
|
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. |
|
118 |
|
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. |
|
119 |
|
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. |
|
120 |
|
Hoover Dam from the Arizona side |
View of Hoover Dam, taken from the Arizona side, showing the intake towers and reservoir (Lake Mead) above the dam. A power shovel and also some buildings are visible. In the background there is construction equipment in the... |
|
121 |
|
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.... |
|
122 |
|
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. |
|
123 |
|
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... |
|
124 |
|
Construction on the Nevada power house |
View of construction on the Nevada power house from the downstream cofferdam. Concrete pouring forms and steel framework stand on top of the power house foundation. The dam face can be seen in the upper right. Temporary buildings, construction... |
|
125 |
|
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.... |
|
126 |
|
Construction on the Nevada valve house seen from the Arizona side of the Hoover Dam... |
View from the Arizona side of the Hoover Dam construction site of work on the Nevada valve house. Construction on the Nevada power house is seen in the lower right. Concrete pouring forms are visible on both structures. A temporary... |
|
127 |
|
Road tunnel portal |
View of the Nevada side of the Hoover Dam construction site, showing a road tunnel portal in the wall of Black Canyon on the left. The dam face and construction on the Nevada power house can be seen in the... |
|
128 |
|
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... |
|
129 |
|
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. |
|
130 |
|
Construction on Hoover Dam and the power houses looking upstream from the lower portals road |
View of the Hoover Dam construction site in Black Canyon, showing the nearly-completed dam face and construction on the power houses in the lower cofferdam. Concrete pouring forms are seen on the tops of the power houses. Temporary buildings... |
|
131 |
|
View from the top of Hoover Dam of construction on the power houses |
View from the top of Hoover Dam of construction on the power houses in the lower cofferdam. Construction on the Arizona power house in the wall of Black Canyon can also be seen in the upper left. Temporary buildings and... |
|
132 |
|
Hoover Dam construction site, looking upstream from the lower portals road |
View of the Hoover Dam construction site in Black Canyon, showing the nearly-completed dam face and construction on the power houses in the lower cofferdam. Concrete pouring forms are seen on the tops of the power houses. Temporary buildings,... |
|
133 |
|
Construction on the Nevada power house |
Construction on the Nevada power house. Concrete pouring forms are seen on top of the structure's foundation. A portion of the dam face is seen in the background. Temporary buildings, motor vehicles, electric draglines and construction equipment are seen on... |
|
134 |
|
Construction on Hoover Dam and the power houses looking upstream from the lower portals road |
View of the Hoover Dam construction site in Black Canyon, showing the nearly-completed dam face and construction on the power houses in the lower cofferdam. Concrete pouring forms are seen on the tops of the power houses. Temporary buildings, construction... |
|
135 |
|
Construction on the power houses and valve houses viewed from the top of Hoover Dam |
View from the top of Hoover Dam of construction on the power houses in the lower cofferdam and on the valve houses in the walls of Black Canyon. Temporary buildings and construction equipment are seen on the cofferdam floor. Roof... |
|
136 |
|
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... |
|
137 |
|
Machinery at Hoover Dam site (inside of building) |
This shows a room filled with machinery. In the center of the room are three motors that appear to be bolted to the floor. On the right side of the photo there are large wheel turning valves. The left side... |
|
138 |
|
Hesse's camp on the Colorado River |
Several weathered-looking wooden buildings sit in the desert. There are mountains in the background. There are trees including one large one near the buildings. |
|
139 |
|
Tourists arriving in Boulder City. |
Groups of tourists are standing and walking near two buses that they arrived on. The buses are parked at the Boulder City train station, and there is a train in the background. The train depot and another building are on... |
|
140 |
|
View of mixing plant |
View of a mixing plant with agitators mounted on White trucks. Looking upstream. |
|
141 |
|
Pumping station |
A building sits on the desert floor. Pipelines lead from the building's foundation. A large metal tubular extension rising skyward is at the far end of the building. A fenced area enclosing electrical power lines and other structures are... |
|
142 |
|
Applying for work at the Federal employment agency in Las Vegas |
Men are lined up at the federal employment agency building in Las Vegas. There is an advertising sign to the right. |
|
143 |
|
Federal employment agency in Las Vegas. |
Men standing in front of federal employment agency. There is a sign to the left of the building that says "Employment office" with a picture of a finger pointing at the building. There are other buildings in the background. |
|
144 |
|
Campground in Las Vegas for the unemployed. |
Campground with a tent erected and a couple of wooden structures.There is a man outside the door of the wooden building on the right. In back of the man is an automobile. The campsite is heavily shaded by large trees. |
|
145 |
|
Construction of Hoover Dam |
View of Hoover Dam under construction. A portal to a diversion tunnel is visible at lower left. The power houses can be seen as well as several buildings in the lower right of the photo on the cofferdam. |
|
146 |
|
Hoover Dam under construction |
View of Hoover Dam during construction. The power houses are visible; concrete work is progressing on them. The intake towers are peeking above the dam's upstream face. Cables span the canyon and there is a... |
|
147 |
|
Telephoto view looking downstream into the Arizona spillway, showing the construction of the spillway bridge |
Shows construction taking place on the bridge of the Arizona spillway. Construction materials, construction equipment such as a power shovel, a temporary building and stairways, and the ropes for high scaling are visible. |
|
148 |
|
Form work on the Nevada valve house bench |
Concrete pouring forms being put in place for construction of the Nevada valve house. Ropes for high scaling and temporary buildings are also visible. |
|
149 |
|
Telephoto view of Nevada powerhouse units |
Concrete pouring forms are being put into place for the construction of the Nevada power house. Construction materials, construction equipment, temporary buildings, and ropes for high scaling are visible. |
|
150 |
|
Hoover Dam, looking upstream |
Construction has started on the three powerhouses, and constuction is still going on on the intake towers and the top of the dam. Cableways are visible above the top of the dam. Temporary buildings are visible at the... |