Ключевые слова: background, bars, beam, bearer, bolster, cargo, concrete, construction, day, engineering, gravel, grooved, hard, heavy, hoard, industrial, industry, infrastructure, logistic, managed, material, metal, new, pattern, piers, pile, rail, railroad, rails, railway, repair, roadbed, rusty, sleeper, sleepers, stack, station, steel, stones, strength, sunny, support, track, train, tram, tramway, transport, transportation, trolley, unused,