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Extraction and storage of crushed stone and gravel.
Gravel, sand heaps and conveyor belts at gravel pit viewed from above.
Conveyor belts in an aggregate quarry.
Gravel quarry, California.
BRAZIL QUARRY AND CRUSHER
Conveyor belt and pile of gravel in open-pit mining. No people.
silos and mounds of aggregate
Abstract of gravel piles in a quarry shot in late afternoon sun.
Witbank, South Africa – February 20, 2021: Witbank, South Africa - July 25 2011: Coal Ore on a conveyor belt for processing
A Sulphur pile in Vancouver, Canada.
Bor / Serbia - July 13, 2019: Heaps of tailings and mine dumps in Bor, Eastern Serbia, one of the largest copper mines in Europe owned by Chinese mining company Zijin Mining Group
Anibare District, Nauru: phosphate quarry - phosphate mining continues in Nauru, although on a smaller scale than in the past, when it was crucial for the country's economy. Except for a narrow coastal strip, the inner part of the island was covered by phosphate (Nauruit) formed from the droppings of seabirds.
Extraction gravel. Machinery distribution and classification by size gravel. Conveyors for transporting gravel.Gravel quarry. Construction industry.
Concrete plant. Toned Image.
Stockpile and conveyor belt at an open-pit copper mine in Copiapo, Chile
Bulk material consisting of rock with different grain sizes lies on piles in a storage area for construction work.
Conveyor belts in open-pit mine at sunset. No people.
A conveyor belt in the construction site
Piles of gravel and sand on a construction site under a bright blue sky.
Cement factory, Venezuela
Harvesting of the salt extracted from the salt plains in the south of Tunisia
Scene in a quarry.
Mountains of rubble. Gray background. Construction material. Crushed stone for road construction. stones for laying under the asphalt. Lots of cobblestones
Concrete plant at sunset
The Gordie Howe International Bridge, is expected to be fully constructed and open for business by 2024/2025.   The bridge will link Detroit, Michigan with Windsor, Ontario.
Johannesburg, South Africa – April 02, 2024: Truck parked in an open field surrounded by piles of dirt
A gravel pit in Denmark
Gravel plant in Industrial area
Stockpile and conveyor belt at an open-pit copper mine in Latin America
aerial view construction site mining area
Free Images: "bestof:...Raw aggregate storage piles at Six Companies' gravel screening and washing plant." - NARA - 293628.tif Scope and content Photograph from Volume Two of a series"
gravel-texture-rocks-gray-grey-1643167.jpg
beach-stone-gravel-k%C3%B6vesed%C3%A9s-1710385.jpg
everyday-life-washing-dishes-cup-194218.jpg
quarry-limestone-stones-61762.jpg
nature-technology-industrial-plant-61761.jpg
Papago_dry_washer.tiff
Project_365_#243:_310813_Season's_End.jpg
B-29's_being_subbed_out_to_Car_Companies?.png
NACA_Aircraft_in_Hangar_-_Clockwise_from_front_center:_YF-84A,_D-558-1,_D-558-2,_B-47,_X-1_ship.jpg
Design_Analysis_of_the_Lockheed_PV-1_Ventura.png
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"Raw_aggregate_storage_piles_at_Six_Companies'_gravel_screening_and_washing_plant."_-_NARA_-_293628.tif
"Raw_aggregate_storage_piles_at_Six_Companies'_gravel_screening_and_washing_plant."_-_NARA_-_293628.jpg
"Six_Companies,_Inc.,_gravel_screening_and_washing_plant._View_from_hill_southeast_of_plant."_-_NARA_-_293915.tif
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Concrete_Mixing_Operation.jpg
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"Roller_bearings_for_belt_conveyor_leaving_gravel_screening_plant."_-_NARA_-_294131.jpg
Concrete aggregate grinding.JPG
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"Unloading_cement_at_Six_Companies_low_level_concrete_mixing_plant."_-_NARA_-_293636.jpg
"Cottages_erected_by_Six_Companies,_Inc.,_in_recently_developed_section_in_southeast_limits_of_Boulder_City_Nevada...._-_NARA_-_293623.jpg
"The_sand_and_gravel_conveyor_from_mixer_storage_to_the_west_side_mixer._On_the_left_of_the_mixing_plant_is_excavated..._-_NARA_-_294067.jpg
Plate_VI._A._Washing_monazite_gravel,_Cleveland_County..jpg
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"Automatic_graphic_recording_devices_at_Six_Companies'_low_level_concrete_rising_plant."_-_NARA_-_293625.tif
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Double-decked_coach_used_in_transporting_Six_Companies,_Inc.,_workmen_from_Boulder_City_to_dam,_Capacity_150_men_-_NARA_-_293924.tif
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"Looking_downstream_into_lower_Black_Canyon_from_point_on_Six_Companies'_construction_road_on_Nevada_side._Arizona..._-_NARA_-_293635.tif
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Huge berms on Unwin Avenue, just south of the shipping channeld -a.jpg
Esquilinchuche washing machine.JPG
US_Navy_100506-N-5862D-008_Nathan_Peoples_piles_waterlogged_paperwork_and_equipment_that_was_damaged_by_floodwaters_at_the_Navy_Recruiting_Command_storage_annex.jpg
"Looking_upstream_into_Black_Canyon_toward_Hoover_Damsite_from_point_on_Six_Companies_Construction_road_on_Nevada_side."_-_NARA_-_293720.tif
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"Looking_upstream_into_Black_Canyon_toward_Hoover_Damsite_from_point_on_Six_Companies_Construction_road_on_Nevada_side."_-_NARA_-_293720.jpg
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