Ключевые слова: back view, ballast, career, cargo, commercial, daylight, depot, employee, engineer, freight, gloves, gravel, hard hat, helmet, industrial, industry, infrastructure, inspection, job, logistics, maintenance, man, occupation, outdoor, professional, protective gear, rail, railroad, railway, repair, safety, service, shipping, sleepers, technician, toolbox, tracks, train, transportation, uniform, vest, walking, worker, working, yard,