Wire, maintain, repair, rebuild, inspect, and install electrical equipment such as rheostats, control systems, transformers, motors, generators, welding machines, lighting fixtures, battery charging systems, magnet coils, switchboards, meters, compensators, and rotors. Norfolk Southern also has the most extensive intermodal network in the eastern U.S., serving a majority of the country's population and manufacturing base, with connections to every major container port on the Atlantic coast as well as the Gulf of Mexico and Great Lakes.