Sand and gravel mixed with cement to concrete the structure of Hoover Dam and views of intake towers, in United States.
United States USA Date:1934 Duration:4 min 12 sec Sound:Yes
Construction of Hoover Dam in the United States. Construction equipment work on the construction site. A train transports raw material. Construction material including sand and gravel transfered on conveyor belt. Sand and gravel mixed with cement to concrete the dam structure. Concrete transfered via cables. Views of the construction site as the dam takes shape. Engineers shovel the mud. Views of U-shaped power plant, support buildings and intake towers. Views of the dam showing its architecture.
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