Table B-13a. Estimated Measures of Reliability for Hazardous Material Shipment Characteristics by Truck for Intrastate vs Interstate for Selected UN Numbers: 2002

Table B-13a. Estimated Measures of Reliability for Hazardous Material Shipment Characteristics by Truck for Intrastate vs Interstate for Selected UN Numbers: 2002

[Estimates are shown as percents and are based on data from the 2002 Commodity Flow Survey]

Excel | CSV

UN number Description Value Tons Ton-miles
CV Intrastate std. error of percentage Interstate std. error of percentage CV Intrastate std. error of percentage Interstate std. error of percentage CV Intrastate std. error of percentage Interstate std. error of percentage
  Total 3.7 1.5 1.5 4.6 1.5 1.5 7.0 3.2 3.2
1005 Ammonia, anhydrous 32.8 6.3 6.3 31.9 6.4 6.4 36.1 S 10.8
1006 Argon, compressed 40.4 7.6 7.6 44.1 5.3 5.3 49.7 10.0 S
1013 Carbon dioxide 28.2 8.4 8.4 S 8.1 S S S S
1066 Nitrogen, compressed 35.2 10.2 S 37.3 7.9 S 49.7 9.1 S
1072 Oxygen, compressed 42.6 11.9 S 30.4 7.6 S 42.1 9.4 S
1075 Petroleum gases 18.2 3.6 3.6 21.8 5.3 5.3 45.8 7.2 S
1202 Gas oil, diesel fuel, heating oil, light 13.5 2.9 2.9 12.5 2.6 2.6 37.9 11.3 S
1203 Gasoline 5.1 2.1 2.1 5.9 2.1 2.1 11.7 6.9 6.9
1223 Kerosene 23.9 3.5 S 28.5 3.5 S 38.3 6.1 6.1
1263 Paint including paint, lacquer, enamel, stain 30.9 6.2 6.2 17.1 6.0 6.0 21.9 2.9 2.9
1268 Petroleum distillates, n.o.s. 13.8 8.4 8.4 31.3 7.1 7.1 16.9 10.9 10.9
1824 Sodium hydroxide solution 25.9 8.1 S 25.6 3.7 3.7 43.7 4.8 4.8
1830 Sulfuric acid 35.8 7.2 7.2 15.4 3.6 3.6 30.6 9.5 9.5
1863 Fuel, aviation, turbine engine 9.2 4.5 4.5 11.4 5.3 5.3 23.5 9.6 9.6
1964 Hydrocarbon gas mixture, compressed, n.o.s. 40.7 7.3 7.3 S S S 38.8 12.9 S
1993 Flammable liquids, n.o.s. 7.4 1.7 1.7 6.4 2.0 2.0 12.4 6.1 6.1
1999 Tars, liquid 45.1 11.8 S 40.6 11.1 S S 15.8 S
3077 Environmentally hazardous substances, solid, n.o.s. S 15.0 S S 15.8 S S 13.7 S
3257 Elevated temperature liquid, n.o.s. 32.6 5.5 5.5 31.5 6.1 6.1 24.9 5.7 5.7
3264 Corrosive liquid, acidic, inorganic, n.o.s. 26.5 6.6 6.6 S S S S S S
All other 4.2 2.7 2.7 11.4 4.7 4.7 10.2 2.2 2.2

KEY:
– Represents an 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.
CV Coefficient of variation of number

NOTE: The Introduction and appendixes give information on confidentiality protection, sampling error, nonsampling error, sample design, and definitions. Links to this information on the Internet may be found at www.census.gov/cfs.

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