Search for all of "equipment", all of "Hoisting Machinery"

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51 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.
52 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,...
53 Object thumbnail
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.
54 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...
55 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.
56 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.
57 Object thumbnail
Construction of Hoover Dam intake towers View of the construction of the intake towers at Hoover Dam, looking up from the floor of the canyon. The face of the dam is visible at left and hoisting machinery can be seen next to the towers.
58 Object thumbnail
Overhead view of Colorado River and outlet works at Hoover Dam View, taken from high above the canyon, of the Colorado River and water spewing from the outlet works of Hoover Dam. Hoisting equipment is lifing a piece of construction equipment across the canyon.
59 Object thumbnail
Hoover Dam -- upstream side Upstream side of dam showing intake towers that are almost finished. Reservoir (Lake Mead) has begun to fill, and a man is rowing a boat on the lake. There are derrick cranes visible on both sides of the canyon.
60 Object thumbnail
Hoover Dam -- upstream side Upstream side of Hoover Dam showing the intake towers, which are almost finished. The reservoir (Lake Mead) has begun to fill, and a man is rowing a boat on the lake. There is a wooden walkway laid over piers or...
61 Object thumbnail
Hoover Dam -- upstream side Shows upstream side of the dam with the almost-finished intake towers. Also shows the mouth of a diversion tunnel and derrick cranes on both sides of the canyon. The reservoir (Lake Mead) has begun to fill.
62 Object thumbnail
Hoover Dam -- upstream side Shows upstream face of dam with almost-completed intake towers. The reservoir (Lake Mead) has started to fill, and a man is rowing a boat on the lake. The mouth of a diversion tunnel on the left side of the picture...
63 Object thumbnail
Hoover Dam construction View of the upstream face of Hoover Dam during construction. A huge penstock pipe is being transported by a hoist. The power houses are visible as are the tops of the intake towers.
64 Object thumbnail
Arizona valve house from the center of the low cat walk Concrete pouring forms being put in place for the construction of the Arizona valve house. A construction worker, a hook hanging from a crane, ropes for high scaling, and a ladder attached to the side of the cliff are visible.
65 Object thumbnail
Hoover Dam construction View of the construction of Hoover Dam. A box car is being lowered by hoist. The power houses are visible as are the intake towers. A cableway spans the canyon high above the site.
66 Object thumbnail
Construction -- Hoover Dam Handwritten inscription on back of photo: "Rex motor mixer that has been picked off a white truck and being swung into position at tunnel #1 with load of cement." Shows hoisting machinery, railroad tracks, a steam locomotive, a...
67 Object thumbnail
Hoover Dam construction Shows a box car being lowered to the central power house during the construction of Hoover Dam. The downstream face of the dam is visible and construction equipment can be seen.
 

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