Ключевые слова: ballast support, cargo network, cargo passage, cargo route, commercial railway, double railway, engineering structure, freight corridor, freight route, gravel track, heavy transport, heavyduty rails, highcapacity tracks, industrial tracks, infrastructure engineering, infrastructure network, logistics pathway, metal rails, parallel tracks, rail connectivity, rail line, rail logistics, rail transport, railroad construction, railroad maintenance, railroad tracks, railway ballast, railway development, railway industrial, railway infrastructure, railway logistics, railway operations, railway system, steel frame, steel industry, steel pathway, steel rails, track system, train mobility, train network, train passage, train path, train route, train tracks, transit system, transport corridor, transport infrastructure, transport network, transport system, transportation route,