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Table 2-6 Hazardous Materials Shipments by Hazard Class: 2012

Thursday, December 31, 2015

Excel

Hazard class Description Value Tons Ton-miles1 Miles
$ Billions Percent Millions Percent Billions Percent Average distance per shipment
Class 1 Explosives 18.4 0.8 4.0 0.2 1.0 0.3 840
Class 2 Gases 125.1 5.4 164.8 6.4 33.2 10.8 57
Class 3 Flammable liquids 2,016.7 86.4 2,203.5 85.4 204.6 66.5 93
Class 4 Flammable solids 5.4 0.2 11.3 0.4 5.8 1.9 565
Class 5 Oxidizers and organic peroxides 7.6 0.3 12.0 0.5 5.5 1.8 437
Class 6 Toxic (poison) 15.2 0.7 7.6 0.3 3.6 1.2 513
Class 7 Radioactive materials 12.3 0.5 S S 0.4 Z 34
Class 8 Corrosive materials 75.9 3.2 125.3 4.9 37.8 12.3 264
Class 9 Miscellaneous dangerous goods 58.0 2.5 51.0 2.0 16.1 5.2 530
Total   2,334.4 100.0 2,580.2 100.0 307.5 100.0 114

KEY: S = data are not published because of high sampling variability or other reasons; Z = rounds to zero.

1 Ton-miles estimates are based on estimated distances traveled along a modeled transportation network.

NOTES: Value-of-shipments estimates have not been adjusted for price changes. Numbers and percents may not add to totals due to rounding.

SOURCE: U.S. Department of Transportation, Bureau of Transportation Statistics and U.S. Department of Commerce, Census Bureau, 2012 Commodity Flow Survey, Hazardous Materials (Washington, DC: February 2015), table 2a, available at www.census.gov/econ/cfs/2012/ec12tcf-us-hm.pdf as of July 2015.