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Conveyor belt, an excavator and a pile of gravel. Open-pit mining. No people.
Extraction of granite. Open cast mine. Stone Quarrying.
Conveyor belts in an aggregate quarry.
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Coal loading excavator, heaps of coal
Heavy equipment machine wheel loader on construction jobsite
Construction site concept: A large pile of crushed stone and earth for commercial use and blue sky
Daytime close-up of heaps of sand and conveyer belts in a quarry, reflecting in a puddle of water, taken just before sunset
a pile of light stones in a desert landscape at a limestone mining site, a hill of white cobblestones next to a quarry, building material in the process of being extracted from the ground
Aerial view of a mining quarry with heavy machinery, surrounded by forest.
A pile of gravel for pothole repair and warning signs, focus in the foreground
Lightning arrester system on flat roof. Details of industrial building.
Panorama of Open-pit Mine with Earth Mover and conveyor belts
Stock photo showing close-up view of heap of gravel on construction site being transported by the toothed bucket of a wheeled excavator into the back of a flat bed lorry.
The Charlottenburg Palace is located in Berlin Charlottenburg
Backhoe scoop hanging over heap of gravel in agricultural area in the Valencian Community, Spain
sand mining for construction use
Excavator loading sand into truck in a sand quarry
Agricultural Silos on the background of flowering buckwheat. Storage and drying of grains, wheat, corn, soy, sunflower against the blue sky with white clouds.
Open-pit mine engineer wearing protective clothes and white helmet squatting next to pile of gravel, taking notes on clipboard. Quality control concept.
Dumping a load of rocks from the truck.
Mineral and pebble stones for construction
A large Bucket Wheel Excavator being repaired in a lignite pit mine
Aerial view of excavator moving sand in an open gravel pit.
2 August 2024 Dhaka, Bangladesh. The image shows a pile of gray gravel. The gravel is contained within a metal structure.
Large coal mine storage warehouses
Crushing plant and limestone mine
Bulk material consisting of rock with different grain sizes lies on piles in a storage area for construction work.
a pile of gravel
White stones on beach
Free Images: "bestof:...Raw aggregate storage piles at Six Companies' gravel screening and washing plant." - NARA - 293628.jpg 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
portugues-sexo_alemão-sex_ingles-sex_africano-seks_russo-секс_albanes-sex_chines-性別_bulgaro-секс_croata-spol_gales-rhyw_coreano-섹스_frances-sexe_japones-セックス_filandes-sukupuolesta_arabe-الجنس_prontos_ai_tens_em_15_linguas_a_p.jpg
portugues-sexo_alemão-sex_ingles-sex_africano-seks_russo-секс_albanes-sex_chines-性別_bulgaro-секс_croata-spol_gales-rhyw_coreano-섹스_frances-sexe_japones-セックス_filandes-sukupuolesta_arabe-الجنس_prontos_ai_tens_em_15_linguas_a_p.jpg
portugues-sexo_alemão-sex_ingles-sex_africano-seks_russo-секс_albanes-sex_chines-性別_bulgaro-секс_croata-spol_gales-rhyw_coreano-섹스_frances-sexe_japones-セックス_filandes-sukupuolesta_arabe-الجنس_prontos_ai_tens_em_15_linguas_a_p.jpg
"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
"Six_Companies,_Inc.,_gravel_screening_and_washing_plant._View_from_hill_southeast_of_plant."_-_NARA_-_293915.jpg
"Rock_crusher_at_Six_Companies'_gravel_screening_and_washing_plant."_-_NARA_-_293627.tif
"General_view_of_Six_Companies'_gravel_screening_and_washing_plant_at_Three-way_R.R._junction._View_from_hill_to..._-_NARA_-_293656.tif
"Rock_crusher_at_Six_Companies'_gravel_screening_and_washing_plant."_-_NARA_-_293627.jpg
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"Looking_down_into_aggregate_conveyor_at_Six_Companies'_low_level_concrete_mixing_plant."_-_NARA_-_293644.tif
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"Looking_down_into_aggregate_conveyor_at_Six_Companies'_low_level_concrete_mixing_plant."_-_NARA_-_293644.jpg
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Detail_of_installation_of_sand_and_gravel_grading_machinery,_gravel_screening_and_washing_plant_-_NARA_-_294124.jpg
Looking_into_location_of_Six_Companies,_Inc.,_high_level_mixing_plant._Aggregate_bins_in_background._Forms_for_mixer..._-_NARA_-_293791.jpg
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Hoisting_drums_for_permanent_150-ton_cableway_in_storage_at_Boulder_City_yards_-_NARA_-_293820.jpg
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Concrete_Mixing_Operation.jpg
Gravel_screening_and_crushing_plant_at_Station_A95-00_-_NARA_-_298233.tif
Gravel_screening_and_crushing_plant_at_Station_A95-00_-_NARA_-_298233.jpg
"Six_Companies'_high_level_concrete_mixing_plant_and_cement_blending_plant."_-_NARA_-_293893.tif
"Six_Companies'_high_level_concrete_mixing_plant_and_cement_blending_plant."_-_NARA_-_293893.jpg
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Photograph_with_caption_"Lake_City_breakwater,_aggregate_stock_piles"_-_NARA_-_282450.jpg
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"Roller_bearings_for_belt_conveyor_leaving_gravel_screening_plant."_-_NARA_-_294131.tif
"Roller_bearings_for_belt_conveyor_leaving_gravel_screening_plant."_-_NARA_-_294131.jpg
Concrete aggregate grinding.JPG
"Cottages_erected_by_Six_Companies,_Inc.,_in_recently_developed_section_in_southeast_limits_of_Boulder_City_Nevada...._-_NARA_-_293623.tif
"Unloading_cement_at_Six_Companies_low_level_concrete_mixing_plant."_-_NARA_-_293636.tif
"The_sand_and_gravel_conveyor_from_mixer_storage_to_the_west_side_mixer._On_the_left_of_the_mixing_plant_is_excavated..._-_NARA_-_294067.tif
"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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Airplane_tripper_stacker_at_mixer_storage_pile,_sand_and_gravel_system_-_NARA_-_293968.jpg
"Looking_Southwest_across_park_towards_Six_Companies'_area,_Boulder_City,_Nevada._View_shows_beginning_of_landscape..._-_NARA_-_293624.tif
"Automatic_graphic_recording_devices_at_Six_Companies'_low_level_concrete_rising_plant."_-_NARA_-_293625.tif
"Automatic_scale_dials_and_cement_batchers_at_Six_Companies'_low_level_concrete_mixing_plant."_-_NARA_-_293626.tif
"Truck_mounted_drill_rig_used_by_Six_Companies_in_upper_portion_of_diversion_tunnels._Rig_is_seen_in_the_position_in..._-_NARA_-_293641.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
"Truck_mounted_drill_rig_used_by_Six_Companies_in_upper_portion_of_diversion_tunnels._Rig_is_seen_in_the_position_in..._-_NARA_-_293641.jpg
Boulder_Dam,_tail_tower_installation_for_Six_Companies'_cableway_installations_Nos._5_and_6_-_NARA_-_293892.jpg
"Looking_Southwest_across_park_towards_Six_Companies'_area,_Boulder_City,_Nevada._View_shows_beginning_of_landscape..._-_NARA_-_293624.jpg
"Automatic_graphic_recording_devices_at_Six_Companies'_low_level_concrete_rising_plant."_-_NARA_-_293625.jpg
"Automatic_scale_dials_and_cement_batchers_at_Six_Companies'_low_level_concrete_mixing_plant."_-_NARA_-_293626.jpg
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"Looking_downstream_into_lower_Black_Canyon_from_point_on_Six_Companies'_construction_road_on_Nevada_side._Arizona..._-_NARA_-_293635.tif
"Truck_carrying_two_4-yard_agitators_being_loaded_at_Six_Companies,_Inc.,_high_level_concrete_mixing_plant._Concrete..._-_NARA_-_293817.tif
Workmen_going_on_shift_in_skip_operated_over_Six_Companies_Inc.,_Cableway_No._9_-_NARA_-_293826.tif
"Typical_interior_view_of_head_tower_of_one_of_Six_Companies_Inc.,_cableway_installations._View_from_switch_deck..._-_NARA_-_293827.tif
"Loading_concrete_into_2-yd._bottom_dump_buckets_at_Six_Companies'_low_level_concrete_mixing_plant._Buckets_are..._-_NARA_-_293633.jpg
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Wildish_GoodNeighbor_HistoricPhoto.jpg
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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