Results
276 - 300 of 1628 Items << < 7 8 9 10 11 12 13 14 15 16 > >>
276 - 300 of 1628 Items << < 7 8 9 10 11 12 13 14 15 16 > >>
|
View of construction inside the Arizona spillway raise. A concrete-pouring jumbo on tracks is being used for grouting. Other concrete pouring forms can be seen on the interior spillway walls.
1935-09-27
|
|
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.
1935-09-26
|
|
View of the Arizona intake towers during construction. They are on the side of the canyon and the Colorado River is visible below. Above and behind the towers a cableway is suspended and other equipment can also be seen.
1935-02-25
|
|
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.
1935-04-25
|
|
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.
1935-02-25
|
|
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.
1935-03-25
|
|
A view, looking downstream, of the spillways and intake towers during the construction of the dam. Temporary bridges and cables with trams span the canyon. Various buildings, a trestle, and construction roads can also be seen.
1934-10-25
|
|
Aerial view of construction on the top of the Hovoer Dam. Construction workers watch as a concrete pouring bucket, seen on the left side of the picture, is hoisted over the site. The Arizona intake towers are visible in the background.
1934-06-22
|
|
View of the Hoover Dam construction site in Black Canyon from the downstream cofferdam. Construction on one of the Nevada intake towers can be seen behind the concrete dam face. Framework and concrete pouring forms are seen on construction on the...
1934-07-24
|
|
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.
1934-04-17
|
|
View of construction on the Nevada spillway weir. Scaffolding, concrete pouring forms and other construction equipment are seen at the site.
1933-12-27
|
|
View of construction on the bases of the Arizona intake towers in the Hoover Dam construction site in Black Canyon.
1933-12-27
|
|
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.
1933-12-01
|
|
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 high...
1933-10-31
|
|
View of Hoover Dam site, looking upstream. A railroad winds along the canyon and the Colorado River is visible above the dam site. Buildings and structures, high scaling equipment, and concrete forms are also visible.
1933-09-30
|
|
Photo shows various buildings and structures, railroad tracks, trucks and power lines. There is blasting taking place in the background between the mountains.
2024-04-30
|
|
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.
2024-04-30
|
|
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 stands in the middle of the tunnel mouth.
1932-03-07
|
|
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.
1933-08-22
|
|
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.
|
|
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 equipment positioned high on...
1933-06-27
|
|
View of the cement plant at the Hoover Dam site. Cables, buildings, and other construction equipment are visible.
1933-04-01
|
|
Shows construction workers being lowered by cable into the canyon to work on Hoover Dam.
|
|
Shows a huge penstock pipe at the Babcock & Wilcox Plant near the site of Hoover Dam construction. Several workers are pictured, and a steam train engine is parked on the railroad tracks inside the huge pipe.
1934-03-14
|
|
View looking down at the Colorado River in Black Canyon, the future site of Hoover Dam. Roads and buildings can be seen on the banks above the river and some construction equipment is visible.
|
