Search for all of "equipment", all of "Hoover Dam ariz And Nev -- Design And Construction", all of "Construction Equipment"

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	Title	Description
1	Gas-air shovel caught in the flooded Colorado River	A stranded gas-air shovel is seen standing in the flooding of the Colorado River riverbed during construction on Hoover Dam. The mouth of one of the diversion tunnels is seen in the canyon wall in the background. Other construction equipment...
2	Interior of spillway tunnel, Hoover Dam site	Shows concreting equipment inside No. 1 spillway tunnel during the construction of Hoover Dam.
3	Men operating heavy equipment at Hoover Dam site.	he photo shows two construction dump trucks sitting in front of heavy equipment. This machinery appears to have some sort of pulley apparatus with a bucket attached for hauling dirt or rocks from the construction site. There are two construction...
4	Worker operating heavy equipment at Hoover Dam site.	This shows a construction worker operating a construction tractor which is loading dirt and rocks into the scoop on the front of the tractor.
5	Equipment at Hoover Dam site	This photograph shows a view of a wooden frame enclosing a type of mechanical conveyer belt that is used to transport some type of material or tools at the dam site.
6	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.
7	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.
8	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.
9	Hoover Dam construction equipment	Handwritten inscription on back of photo: "16-rigger riding the hook on a cableway (one of nine that span Black Canyon). The highway approach to the dam from the Arizona side can be seen across the canyon."
10	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.
11	Hoover Dam construction site, looking upstream	This is a view of the wooden concrete forms used in the construction of Hoover Dam, looking upstream. Buildings and vehicles are visible. The photo was taken from high above the site.
12	Six Companies' power shovel dumping dirt in dump truck in diversion tunnel at Hoover Dam...	Construction workers are operating a power shovel, dumping dirt into a dump truck in a diversion tunnel at Hoover Dam. This is in the early phase of dam construction.
13	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.
14	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.
15	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.
16	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.
17	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...
18	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...
19	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.
20	Putting in the ceiling on the Nevada side of the no. 2 diversion tunnel	Interior view of construction on the Nevada side of the no. 2 diversion tunnel. Scaffolding rigged with electric lights is standing on the middle of the tunnel floor.
21	Sidewall concreting inside diversion tunnel no. 4	Construction inside of diversion tunnel no. 4. Steel beams rigged with electric lights frame the walls and ceiling of the tunnel. A construction truck and workers are seen on the tunnel floor. In the distance a gantry...
22	Sidewall concreting in diversion tunnel no. 4 showing workers	Construction inside diversion tunnel no. 4. Steel beams rigged with electric lights frame the tunnel walls and ceiling. A construction truck and workers are seen on the tunnel floor. Two workers are in the foreground.
23	Concrete pouring forms on the Hoover Dam construction site seen from downstream	Aerial view of multiple concrete pouring forms on Hoover Dam, seen from downstream on the Colorado River in Black Canyon. Cables, pulleys and catwalks are suspended over the river. Some construction equipment can been seen on the mountains.
24	Concrete pouring forms and construction on the intake towers at Hoover Dam	View of multiple concrete pouring forms and framework for the intake towers on Hoover Dam. Construction workers, equipment, roads and structures can be seen in Black Canyon, and the Colorado River can be seen in the distance.
25	Union Pacific Streamline train at the dam site	A Union Pacific Streamline train is seen at the dam site near the dam wall. Sections of temporary stairways are seen attached to the mountain side. Construction on one of the intake towers is also seen.
26	Hoover Dam construction from the downstream side	View of construction on Hoover Dam from downstream on the Colorado River. Scaffolding and concrete pouring forms are seen on the dam wall and in the riverbed. Temporary buildings are seen in the foreground.
27	Hoover Dam construction from the downstream side	View from downstream on the Colorado River of Hoover Dam construction. Scaffolding and construction equipment are seen on the dam wall, in the riverbed and on the mountains. Construction on one of the intake towers is visible.
28	Concrete bucket on flat car	View of concrete pouring bucket suspended over railroad flat car.
29	High level concrete plant	View of the buildings and structures forming the high level concrete plant at the Hoover Dam construction site.
30	Hoover Dam construction, looking upstream	View of the construction of Hoover Dam, looking upstream. Shows concrete forms, various construction buildings, and high scaling equipment. Taken from high above, the Colorado River can be seen above the dam site.
31	Hoover Dam construction, looking upstream	Upstream view of the Hoover Dam construction. Shows concrete forms, construction buildings, and a train winding along the edge of the canyon. The Colorado River is visible above the construction site.
32	Hoover Dam construction, looking upstream	View from on high of Hoover Dam construction, looking upstream. The Colorado River can be seen above the dam. Also shows concrete forms, a train winding along the side of the canyon, high scaling equipment, construction buildings, and...
33	Hoover Dam construction, looking upstream	Overhead view of the construction of Hoover Dam in Black Canyon. Looking upstream, the Colorado River is visible above the dam site. Also shows concrete forms, a train winding along the side of the canyon, and various construction...
34	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...
35	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...
36	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...
37	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...
38	Start of construction of an intake tower	View of the Hoover Dam construction site, showing partial completion of the dam wall and early work on one of the intake towers. Scaffolding is seen on the cliff face, and a bucket of concrete is suspended by a...
39	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...
40	Power house on Nevada side of Hoover Dam	View of a power house on the Nevada side taken during the construction of Hoover Dam. Shows power penstock tunnels, scaffolding, construction equipment and trucks.
41	Trash rack structure being installed in front of diversion tunnel no. 2	Close-up of construction workers installing the foundations of a trash rack in front of the portal of diversion tunnel no. 2. This is where the first pay concrete was poured.
42	Looking out of the interior of diversion tunnel no. 2, with gas-air shovel inside the...	View out of the upper portal of the unfinished diversion tunnel no. 2. A Bucyrus-Erie 43-B gas-aire shovel is seen near the mouth of the tunnel and reflected in a pool of water inside the tunnel. A man...
43	Workers and drilling jumbo inside diversion tunnel no. 4	Construction workers are seen working with a drilling jumbo inside diverson tunnel no. 4.
44	Close-up of workers using a drilling jumbo inside a diversion tunnel	Close-up of construction workers using a drilling jumbo to excavate the interior of one of the diversion tunnels. The tunnel is illuminated by floodlight.
45	Construction worker in bulldozer in front of diversion tunnel portal	A construction worker sits in a Caterpillar bulldozer in front of an unfinished diversion tunnel portal.
46	Construction workers using a drilling jumbo inside a diversion tunnel	Construction workers using a drilling jumbo to excavate one of the diversion tunnels.
47	Black Canyon during dam construction	Shows construction equipment and buildings in Black Canyon. There is a platform built on the side of the canyon and a cable line overhead transporting trams.
48	Bucket skips being filled with "muck" from the deep inner gorge of Black Canyon.	Shows construction equipment and workers in the gorge of Black Canyon. Bucket skips are being loaded with muck to be transported out of the canyon. Also shows a power shovel and high scalers.
49	Construction workers at Hoover Dam	Two construction workers at the Hoover Dam site working with heavy machinery.
50	One of the construction sites in Boulder Canyon.	Shows construction equipment, a boat, and various structures. Location is a rocky outcrop in Black Canyon (not Boulder Canyon) on the bank of the Colorado River.