A railway engineer stands along the tracks and has a conversation with his superiors on the telephone.
The video can be used in traffic lights, smartphone, conversation, telephone, notepad, engineer, railway man, sledgehammer, helmet, train, tram, protection, line, man, safety, street, workspace, bolt, job, uniform, vest, worker, railway, hammer, repair, transportation, transport, equipment, metal, rail, railroad, construction, industrial, technology, hand, architecture, builder, road, building, activity, industry, material, track, reconstruction, engineering, business, plan, men, installation