Ключевые слова: background, builder, city, construction, construction camp, construction machinery, courage, danger, dig, dirt, drain, drilling, earth, earthwork, engineer, equalize, equipment repair, excavator, excavators work, field, foreman, foundation, foundation ditch, grader, heavy, industrial, installation, level, manual labor, manufacturing, micro, outdoors, pipe, pipeline, preparation, prepared ka, pull cable, rack, small, surveying, surveyor, swamp, tractor, well, work, workers, zero cycle,