Ключевые слова: background, big, bottom, car, construction, crumble, crumbling, debris, development, digging, dirty, dump, dumper, dusty, energy, engineering, equipment, excavation, excavator, heavy, industrial, industry, iron, large, limestone, machine, machinery, metal, mine, mining industry, mobile, open, open pit, opencast, openpit, ore, pit, power, powerful, quarry, quarry equipment, quarrying, rock, rough, shovel, site, stone, stonepit, view, yellow,