TABLE 4-7 Average Loaded U.S. Railcar Weight for Selected Commodities: 1992 and 2002

TABLE 4-7 Average Loaded U.S. Railcar Weight for Selected Commodities: 1992 and 2002

Tons per carload

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  1992 2002
Farm products 90.8 93.6
Coal 99.4 110.8
Nonmetallic minerals 91.9 95.9
Food and kindred products 63.9 69.4
Chemicals and allied products 82.4 83.9
Transportation equipment 20.9 20.9
Miscellaneous mixed shipments 17.0 14.6

NOTES: Miscellaneous mixed shipments is mostly intermodal traffic. Some intermodal traffic is included in commodity-specific categories, as well.

SOURCES: 2002 data-Association of American Railroads, Railroad Facts 2003 (Washington, DC: 2003), pp. 25 and 29. 1992 data-U.S. Department of Transportation, Bureau of Transportation Statistics, calculations based on Association of American Railroads, Railroad Ten-Year Trends 1990-1999 (Washington, DC: 2000).