Ключевые слова: activity, backhoe, blade, boring, bucket, building, bulldozer, concrete, construct, construction, construction site, development, digging, dumper truck, earthmover, engineer, engineering, equipment, excavation, excavator, gravel, heavyduty, highway construction, hydraulic, industrial, industry, loading, machine, machinery, manufacturing, mover, moving, process, quarry, quarrying, rocks, sand pit, sand quarry, scoop, soil, technology, tractor, transport, transportation works, under construction, unloading, vehicle, wheel loader, work, working,