Table 3-3 Hazardous Materials Shipments by Transportation Mode: 2007

Excel

Transportation mode Value Tons Ton-miles Miles
$ Billions Percent Millions Percent Billions Percent Average distance per shipment
TOTAL All modes 1,448 100.0 2,231 100.0 323 100.0 96
Single modes, total 1,371 94.6 2,112 94.6 279 86.3 65
Trucka 837 57.8 1,203 53.9 104 32.2 59
For-hire 359 24.8 495 22.2 63 19.6 214
Privateb 478 33.0 708 31.7 41 12.6 32
Rail 69 4.8 130 5.8 92 28.5 578
Water 69 4.8 150 6.7 37 11.5 383
Air 2 0.1 S S S S 1,095
Pipelinec 393 27.2 629 28.2 S S S
Multiple modes, total 71 4.9 111 5.0 43 13.3 834
Parcel, U.S. Postal Service, or Courier 8 0.5 <1 <0.1 <1 <0.1 836
Other multiple modes 28 1.9 57 2.5 17 5.3 233
Unknown and other modes, total 7 0.5 8 0.4 1 0.5 58

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 crude oil shipments.

KEY: S = data are not published because of high sampling variability or other reasons.

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

SOURCE: U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics and U.S. Department of Commerce, Census Bureau, 2007 Commodity Flow Survey, Hazardous Materials table 1a (Washington, DC: February 2010), available at www.bts.gov/publications/commodity_flow_survey/ as of August 2011.