Search for exactly "Machinery"

Grid | List | Tile

      Title Description
1 Object thumbnail
Colorado River basin : hearings before the Committee on irrigation and reclamation, House of representatives,...
2 Object thumbnail
Inside machinery room at Hoover Dam site This shows a room filled with machinery. There is a huge motor attached to the floor and there are large wheel turning valves shown on the right side of the photograph. In the background, the rear of the room appears...
3 Object thumbnail
Man operating machinery at Hoover Dam site A man is seen operating machinery at the dam site.
4 Object thumbnail
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...
5 Object thumbnail
Close-up of cement bucket used at Hoover Dam site Close-up of 8 cubic yard capacity bucket used in placing concrete in dam forms. It is suspended by hoisting machinery. This photo is a postcard.
6 Object thumbnail
Cement work -- Hoover Dam Shows a construction worker standing in concrete at the Hoover Dam construction site. Concrete forms can be seen as well as the huge bucket used to pour concrete into the forms. The bucket was lowered by hoisting machinery,...
7 Object thumbnail
Construction of Hoover Dam Shows early stages of the construction of the intake towers for Hoover Dam. Cranes and various types of construction equipment are visible.
8 Object thumbnail
Hoover Dam construction View of construction of Hoover Dam from the upper portals. Hoisting machinery and an intake tower are visible. The Colorado River in Black Canyon can be seen also.
9 Object thumbnail
Crane transporting mixers in diversion tunnel at Hoover Dam site Photo shows a crane transporting cement mixers pouring the concrete lining in a diversion tunnel for Hoover Dam. Workers and equipment are visible in the interior of the tunnel.
10 Object thumbnail
Hoover Dam site, looking downstream View of the beginning of Hoover Dam contruction at the bottom of Black Canyon. Various pieces of equipment, trucks, workers, etc. are visible including a crane suspended above the construction site. The view is from downstream.
11 Object thumbnail
First concrete in Hoover Dam Construction workers are pouring the first concrete for the foundation of Hoover Dam in the bottom of Black Canyon. Large bucket suspended from a crane is visible as well as the concrete frames for the pour.
12 Object thumbnail
Hoover Dam, looking upstream View from high above the canyon of the early stages of building the wooden forms for pouring the concrete in the construction of Hoover Dam in Black Canyon. Vehicles and other equipment can be seen as well as hoisting...
13 Object thumbnail
Hoover Dam construction, looking upstream This photo shows the construction of the foundation of Hoover Dam on the floor of Black Canyon. Trucks, construction equipment, and cranes can be seen as well as several construction buildings. Photo taken from high above the canyon.
14 Object thumbnail
Hoover Dam construction, looking upstream Construction site of Hoover Dam in Black Canyon, looking upstream. Above the site is the Colorado River. Shows concrete forms, a train winding along the wall of the canyon, various construction buildings, hoisting machinery, and a cable suspended...
15 Object thumbnail
Hoover Dam construction, looking upstream View of Hoover Dam construction site, looking upstream. Above the site is the Colorado River. There are concrete forms, construction buildings, hoisting machinery, and a cable high above the Black Canyon in the picture. There is also...
16 Object thumbnail
Hoover Dam construction, looking upstream Construction photo of Hoover Dam in Black Canyon, showing the Colorado River above the dam site. Also shows concrete forms, a train winding along the canyon wall, high scaling and hoisting machinery, various construction buildings and a cable suspended...
17 Object thumbnail
Hoover Dam construction, looking upstream Overhead view of the construction of Hoover Dam in Black Canyon with the Colorado River visible above the dam site. In the photo are concrete forms, various construction buildings, a train winding along the side of the canyon, high...
18 Object thumbnail
Boulder Canyon dam : the essence of the Swing-Johnson Bill ; Boulder Dam : from... Discussion of the proposals in Congress to create Boulder (Hoover) Dam. Includes maps and illustrations.
19 Object thumbnail
Hoover Dam under construction View of Hoover Dam in the later stages of construction. The Colorado River can be seen above the dam. The intake towers now rise behind the dam and this view also shows concrete forms, hoisting equipment and...
20 Object thumbnail
Colorado River problem Discusses possible uses of the Colorado River for water supply, irrigation, and power. Also discusses flood control on the Colorado. Recommends a comprehensive plan for development. Reprinted from Transactions, American Society of Civil Engineers, v. 88. "Presented at the...
21 Object thumbnail
Some desert watering places in southeastern California and southwestern Nevada
22 Object thumbnail
Colorado River basin : hearings before the Committee on irrigation and reclamation, House of representatives,... Discussion on "a bill to provide for the protection and development of the Lower Colorado River Basin"; includes arguments regarding oil use and sustainability.
23 Object thumbnail
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...
24 Object thumbnail
Construction of Hoover Dam intake towers Photo shows the site of the construction of the intake towers on the Nevada side of the dam. High scaling equipment, a crane, scaffolding, construction buildings and equipment are visible.
25 Object thumbnail
Construction of Hoover Dam intake towers Shows site where the intake towers are being constructed on the Arizona side of Hoover Dam. Shows high scaling equipment and various structures including the boom derrick.
26 Object thumbnail
Arizona intake tower derrick. View of construction on the Arizona intake towers, looking upstream on the Colorado River in Black Canyon. A derrick anchored in the intake tower base is seen above the canyon. A temporary bridge is also seen spanning the...
27 Object thumbnail
Union Pacific "Train of Tomorrow" -- Hoover Dam site Shows the "Train of Tomorrow" at the upstream face of Hoover Dam, where concrete is transferred from trains to the dam. Hoisting machinery, high scaling equipment, and train trestle can be seen. There is a group of people...
28 Object thumbnail
Nevada spillway during construction of Hoover Dam Shows the Nevada spillway in the background. Taken from the Arizona side of the dam, this view shows a temporary stairway, cables, hoisting machinery and other construction equipment.
29 Object thumbnail
Intake towers and spillway -- Hoover Dam construction View of the intake towers and the spillway on the Arizona side of the dam during construction. Hoisting equipment, concrete forms, and high scaling equipment can be seen.
30 Object thumbnail
Nevada intake towers under construction Shows the Nevada intake towers during construction. Taken from the Arizona side of the Hoover Dam site, hoisting equipment, a train trestle, a temporary stariway up the side of the canyon and concrete forms are visible. In the...
31 Object thumbnail
Hoover Dam intake towers during construction Shows Hoover DAm and the Nevada intake towers during construction. Temporary stairways, train trestle, concrete forms, hoisting machinery and other construction equipment can be seen. "Monkey slide" spans the canyon and can be seen in the center...
32 Object thumbnail
Train at Himix Concrete Plant -- Hoover Dam site View of a train carrying cars loaded with sand. The train trestle is visible as well as the bins at Himix Concrete Plant where rock and sand are dumped.
33 Object thumbnail
Machinery at Hoover Dam site. This photograph shows a pipeline at the Dam site. The pipeline appears to have a valve that can be opened or shut with a wheel turning device. The pipeline appears to be attached to a concrete form shown in the...
34 Object thumbnail
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.
35 Object thumbnail
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...
36 Object thumbnail
Intake towers being constructed for Hoover Dam View of construction of the Arizona intake towers from the Nevada side of Black Canyon. Part of the dam is visible in the lower right corner. High scaling equipment, temporary bridges, hoisting equipment and cables can be seen.
37 Object thumbnail
Nevada intake towers under construction at Hoover Dam Shows the construction of the Nevada intake towers, taken from the Arizona side of the canyon. Trestles, cables, hosting equipment and temprary bridges are visible. Below the towers there is a temporary railroad.
38 Object thumbnail
Construction on the four intake towers in Hoover Dam View from the Arizona side of the Hoover Dam construction site of work on the four intake towers. Steel framework rises from the top of each intake tower. Part of the Nevada spillway is seen in the upper right. Construction...
39 Object thumbnail
Construction on the Arizona intake towers View of construction on the Arizona intake towers. Steel framework protrudes from the tops of the towers. A derrick crane is seen above the towers, and the Arizona spillway is visible in the background. Part of the dam face, covered...
40 Object thumbnail
Construction on the Nevada intake towers View of construction on the Nevada intake towers. Steel framework protrudes from the tops of the towers. Concrete pouring buckets can be seen on the rarilroad bench below the towers. Derrick cranes can be seen in the canyon walls above...
41 Object thumbnail
Top of Hoover Dam, during construction View of Hoover Dam construction from the top of the dam looking toward the Arizona side. A spillway and intake towers are visible in the background. Concrete pouring forms are shown with construction people at work. Hoisting...
42 Object thumbnail
Nevada intake towers, Hoover Dam construction site View of the Nevada intake towers during construction. The photo was taken from the Arizona side of the canyon and shows suspended temporary bridges, a railroad track and cars on the side of the canyon, a trestle, and...
43 Object thumbnail
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.
44 Object thumbnail
View of bridge across Hoover Dam during construction View, looking toward Arizona intake tower control house, of construction workers placing concrete forms for pouring on the bridge. There are workers standing on top of the control house, too. A crane can be seen in...
45 Object thumbnail
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...
46 Object thumbnail
View of a spillway bridge during construction of Hoover Dam View looking under the Arizona spillway bridge as it is being constructed. A train car is silhouetted under the bridge and various pieces of construction equipment are visible, including cables, hoisting machinery and scaffolding.
47 Object thumbnail
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.
48 Object thumbnail
Building of intake tower, Hoover Dam site Shows construction men working on an intake tower and bridge. They are lowering the trashracks into their respective slots. Also shows a crane and hoisting machinery. Cables cross overhead.
49 Object thumbnail
Looking downstream into the Nevada spillway. Shows construction on the spillway on the Nevada side. Shows derrick cranes, cables overhead, part of the dam, and the intake towers under construction.
50 Object thumbnail
Third millionth cubic yard of concrete being lowered to Boulder Dam A concrete pouring bucket lowers the third millionth yard of concrete used in the construction of Hoover Dam. Cableways, the intake towers under construction, mountains, and construction workers are also visible.
 

Subscribe to this Search