Installations, automatic machinery and different containers at the site of Boulder Dam in the United States.
Location:
United States USA Date:1933 Duration:4 min 36 sec Sound:NO SOUND
Mixing plants and transportation of materials around the dam site during the construction of Boulder Dam on the Colorado River in the United States. The mixing plants at the Boulder Dam site. Huge concrete mixers in the plant. A man near an automatic machinery which controls the mixing of ingredients as well as records every operation. An operator near the control deck directs the entire mixing cycle. A man sets the machinery. Different types of machinery in the mixing plant. Ingredients loaded from hoppers onto conveyor belts. The conveyor belts carry the material and unload it into rotary mixers. A man oversees the procedure. The rotary mixers in the plant. A man near the rotary mixers. Different types of containers used to transport concrete. Men at work on the truck carrying the containers. The concrete mixers and other fixtures in the plant.
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