Ключевые слова: activity, blade, bucket, build, construction, construction site, development, dig, digger, earth, engineering, equipment, excavation, excavator, foundation, ground, heavy, industrial, industry, labor, landscape, loader, machine, machinery, mine, mineral, mover, open pit, pipe, pipeline, pit, quarry, sand, scoop, sewage, shovel, site, sky, soil, sun, sunrise, sunset, technology, trench, vehicle, water main, work,