Table 3. Hazardous Material Shipment Characteristics for Selected UN Numbers: 2002

Table 3. Hazardous Material Shipment Characteristics for Selected UN Numbers: 2002

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

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UN number 1 Description Value Tons Ton-miles Average miles
per shipment
2002
(million $)
Percent 2002
(thousands)
Percent 2002
(millions)
Percent
  Total 660,181 100.0 2,191,519 100.0 326,727 100.0 136
1005 Ammonia, anhydrous 2,246 0.3 11,922 0.5 2,674 0.8 S
1013 Carbon dioxide 1,399 0.2 S S S S 58
1017 Chlorine 2,106 0.3 9,684 0.4 2,547 0.8 114
1066 Nitrogen, compressed 2,121 0.3 20,276 0.9 S S 84
1072 Oxygen, compressed 2,813 0.4 S S S S S
1075 Petroleum gases 19,046 2.9 58,802 2.7 11,928 3.7 47
1114 Benzene 3,912 0.6 10,537 0.5 1,454 0.4 438
1202 Gas oil, diesel fuel, heating oil, light 27,335 4.1 128,942 5.9 12,217 3.7 41
1203 Gasoline 269,796 40.9 1,009,262 46.1 108,979 33.4 57
1223 Kerosene 2,834 0.4 12,340 0.6 884 0.3 19
1230 Methanol S S S S S S 201
1268 Petroleum distillates, n.o.s. 5,205 0.8 10,842 0.5 1,931 0.6 213
1824 Sodium hydroxide solution 5,470 0.8 23,829 1.1 9,840 3.0 203
1830 Sulfuric acid 1,166 0.2 14,479 0.7 3,194 1.0 218
1863 Fuel, aviation, turbine engine 16,193 2.5 76,631 3.5 9,735 3.0 97
1962 Ethylene 3,991 0.6 11,103 0.5 510 0.2 S
1964 Hydrocarbon gas mixture, compressed, n.o.s. 4,174 0.6 21,495 1.0 3,537 1.1 164
1993 Flammable liquids, n.o.s. 94,820 14.4 428,729 19.6 46,788 14.3 52
1999 Tars, liquid 2,478 0.4 19,438 0.9 4,563 1.4 162
3257 Elevated temperature liquid, n.o.s 6,287 1.0 42,378 1.9 12,384 3.8 174
All other 183,420 27.8 224,916 10.3 84,821 26.0 283

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 UN numbers were selected based on estimated tons without regard to sampling variability.

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