Table 1-56: U.S. Hazardous Materials Shipments by Transportation Mode, 2007

Table 1-56: U.S. Hazardous Materials Shipments by Transportation Mode, 2007

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Transportation mode Value Tons Ton-miles Average miles per shipment
($ billion) Percent (millions) Percent (billions) Percent
TOTAL all modes 1,448.2 100.0 2,231.1 100.0 323.5 100.0 96
Single modes, total 1,370.6 94.6 2,111.6 94.6 279.1 86.3 65
Trucka 837.1 57.8 1,202.8 53.9 104.0 32.2 59
For-hire 358.8 24.8 495.1 22.2 63.3 19.6 214
Privateb 478.3 33.0 707.7 31.7 40.7 12.6 32
Rail 69.2 4.8 129.7 5.8 92.2 28.5 578
Water 69.2 4.8 149.8 6.7 37.1 11.5 383
Air 1.7 0.1 S S 1,095
Pipelinec 393.4 27.2 628.9 28.2 S S S
Multiple modes, total 71.1 4.9 111.0 5.0 42.9 13.3 834
Parcel, U.S. Postal Service or Courier 7.7 0.5 0.2 - 0.2 - 836
Other 63.4 4.4 110.8 5.0 42.7 13.2 233
Unknown and other modes, total 6.5 0.5 8.5 0.4 1.5 0.5 58

KEY: - = less than 1 unit of measure or equal to zero; S = data are not published because of high sampling variability or other reasons.

a Truck as a single mode includes shipments that went by private truck only, for-hire truck only, or a combination of both.

b Private truck refers to a truck operated by a temporary or permanent employee of an establishment or the buyer/receiver of the shipment.

c Excludes most shipments of crude oil. See previous table for the estimated amount of crude oil and petroleum products transported in the United States.

NOTE: Numbers may not add to totals due to rounding.

SOURCE: U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics, U.S. Department of Commerce, Census Bureau, 2007 Commodity Flow Survey, Hazardous Materials (Washington, DC: December 2009), table CF0700H01, available at http://factfinder.census.gov/servlet/IBQTable?_bm=y&-geo_id=&-ds_name=CF0700H01&-_lang=en as of Mar. 9, 2010.