Ключевые слова: beams, construction, crane, development, engineering, equipment, heavy, industrial, industry, infrastructure, iron, lifting, locomotive, logistics, machine, machinery, maintenance, mechanical, metalwork, moving, operation, operator, process, progress, project, rail, railroad, railway, repair, repairs, service, site, skyline, steel, structure, support, ties, track, tracks, train, transport, transportation, urban, vehicle, work, yard, zone,