Table 4. Hazardous Versus Nonhazardous Material Shipment Characteristics by Mode of Transportation: 2002

Table 4. Hazardous Versus Nonhazardous Material Shipment Characteristics by Mode of Transportation: 2002

[Estimates are based on data from the 2002 Commodity Flow Survey. Because of rounding, estimates may not be additive]

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Mode of transportation Tons Ton-miles
Total (thousands) Hazardous Nonhazardous Total (millions) Hazardous Nonhazardous
2002 (thousands) Percent 2002 (thousands) Percent 2002 (millions) Percent 2002 (millions) Percent
All modes 11,667,919 2,191,519 18.8 9,476,400 81.2 3,137,898 326,727 10.4 2,811,171 89.6
Single modes 11,086,660 2,158,533 19.5 8,928,127 80.5 2,867,938 311,897 10.9 2,556,041 89.1
Truck 1 7,842,836 1,159,514 14.8 6,683,322 85.2 1,255,908 110,163 8.8 1,145,745 91.2
For-hire truck 3,657,333 449,503 12.3 3,207,830 87.7 959,610 65,112 6.8 894,498 93.2
Private truck 4,149,658 702,186 16.9 3,447,472 83.1 291,114 44,087 15.1 247,027 84.9
Rail 1,873,884 109,369 5.8 1,764,516 94.2 1,261,612 72,087 5.7 1,189,525 94.3
Water 681,227 228,197 33.5 453,030 66.5 282,659 70,649 25.0 212,011 75.0
Air (includes truck and air) 3,760 64 1.7 3,696 98.3 5,835 85 1.5 5,751 98.5
Pipeline 2 684,953 661,390 96.6 23,563 3.4 S S S S S
Multiple modes 216,686 18,745 8.7 197,941 91.3 225,715 12,488 5.5 213,228 94.5
Parcel, U.S.P.S. or courier 25,513 245 1.0 25,268 99.0 19,004 119 0.6 18,885 99.4
Other multiple modes 191,173 18,500 9.7 172,673 90.3 206,712 12,369 6.0 194,343 94.0
Other and unknown modes 364,573 14,241 3.9 350,332 96.1 44,245 2,342 5.3 41,903 94.7

KEY:
– Represents and estimate equal to zero or less than 1 unit of measure.
S Estimate does not meet publication standards because of highly sampling variability or poor response quality.

1 "Truck" as a single mode includes shipments that were made by only private truck, only for-hire truck, or a combination of private and for-hire truck.

2 Estimates for pipeline exclude shipments of crude petroleum.

SOURCE:
Bureau of Transportation Statistics (USDOT) and U.S. Census Bureau, 2002 Commodity Flow Survey, Hazmat Data, December 2004.