Ключевые слова: caucasian, check, clipboard, closeup, construction, contractor, document, electric, employee, engineer, facility, factory, fix, foreman, hands, indoor, industrial, industry, infrastructure, inspection, inspector, job, locomotive, logistic, machine, maintenance, male, man, mechanic, modern, occupation, person, planning, railroad, railway, record, safety, service, station, subway, technician, technology, train, transit, transport, vehicle, worker, workshop, writing,