Ключевые слова: activity, backhoe, bucket, build, bulldozer, bypass, civil, construction, crawler, development, digger, digging, earthmoving, equipment, excavation, excavator, gravel, ground, heavy, highspeed, hydraulic, industrial, industry, krasnoe selo, loader, machine, machinery, mining, mover, outdoors, power, quarry, road, rubble, russia, saintpetersburg, sand, scoop, shovel, soil, technology, tractor, transport, truck, unloading, vehicle, works,