Keeping trains moving in extreme cold conditions

摘要

NORFOLK SOUTHERN CORPORATION (NS) is one of the United States' premier transportation companies. Its Norfolk Southern Railway Company subsidiary operates a route of approximately 19,500 miles across 22 states and the District of Columbia, serves every major container port in the eastern United States, and provides efficient connections to other rail carriers. Norfolk Southern operates the most extensive intermodal network in the East and is a major transporter of coal, automotive and industrial products.