|Type of railroad||Number of railroads||Miles operated2|
|United States||California||United States||California|
|Excluding trackage rights||Including trackage rights||Percent of U.S. total|
|Switching and terminal||213||15||7,425||665||697||9.4|
1Refers to non-Class I, Canadian-owned lines.
2Miles operated is in terms of railroad so that a mile of single track is counted the same as a mile of double track. Sidings, turnouts, yard switching mileage, and mileage not operated are excluded. Miles operated under trackage rights provided by another (owning) railroad are included.
NOTES: According to Association of American Railroads definitions:
1. A Class I Railroad is a railroad with operating revenues of at least $261.9 million.
2. A Regional Railroad is a non-Class I, line-haul railroad operating 350 or more miles of road or with revenues of at least $40 million or both.
3. A Local Railroad is a railroad which is neither a Class I nor a Regional railroad, and is engaged primarily in line-haul service.
4. A Switching and Terminal Railroad is a non-Class I railroad engaged primarily in switching and/or terminal services for other railroads.
SOURCE: Association of American Railroads, Railroads and States - 2000, Washington, DC: 2002, available at http://www.aar.org/AboutTheIndustry/StateInformation.asp as of Mar. 19, 2002.