Ключевые слова: action, activity, backhoe, blade, blue, bucket, building, bulldozer, construction, deep, digger, digging, earth, equipment, excavating, excavation, excavator, gravel, heavy, industry, jobs, loader, machine, machinery, mine, mining, mover, pit, quarry, sand, scoop, shovel, soil, tractor, trench, unloading, vehicle, work, working, yellow,