|Quarter||Average line-haul speed (mph)||Revenue ton-miles (billions)||Average terminal dwell time (hours)|
KEY: U = data are unavailable.
NOTES: Data cover Class I railroads only (see Glossary for definition). Average line-haul speed data for 2004 and 2005 are preliminary.
SOURCES: Average line-haul speed and terminal dwell time—U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics, calculations using data reported by Class I railroads to the Association of American Railroads for posting at http://www.railroadpm.org/, and Surface Transportation Board (STB), Statistics of Class I Railroads in the United States, table 8, available at http://www.stb.dot.gov/, as of May 2005. Revenue ton-miles—STB, Quarterly Selected Earnings Report, available at http://www.stb.dot.gov/, as of May 2005