1. National Transportation Atlas Databases (NTAD) 2003, Federal Railroad Administration (FRA) National Rail Network 1:100,000 (line) 2003 ed., Bureau of Transportation Statistics (BTS), Washington, DC
2. Policy and Economics Department, Association of American Railroads, Railroad Facts, 2007 ed., Association of American Railroads, Washington, DC, November 2007
3. W. Banks, R. Barclay, An Analysis of a Strategic Rail Corridor Network (STRACNET) for National Defense, Military Traffic management Command, Washington, DC, Nov. 1976
4. Policy and Economics Department, Association of American Railroads Mandatory Hazmat Rerouting, Association of American Railroads, Washington, DC, April 2007
5. Title 49 US Code of Federal Regulations Part 171.8