Table 4 - Hazardous Materials Shipment Characteristics for Selected NAICS Codes in 2007

Table 4 - Hazardous Materials Shipment Characteristics for Selected NAICS Codes in 2007

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NAICS Code NAICS Code Description Tons Ton-Miles
Total (thousands) Hazardous (thousands) Hazardous share (percent) Total (thousands) Hazardous (thousands) Hazardous share (percent)
  Total 12,543,425 2,231,133 17.8 3,344,658 323,457 9.7
324 Petroleum and coal products manufacturing 1,415,099 930,698 65.8 207,148 128,090 61.8
325 Chemical manufacturing 594,262 248,941 41.9 279,917 101,050 36.1
4246 Chemical and allied products merchant wholesalers 119,971 64,533 53.8 31,344 12,813 40.9
4247 Petroleum and petroleum products merchant wholesalers 846,636 803,894 95.0 52,112 39,482 75.8
45431 Fuel dealers 48,438 47,817 98.7 1,784 1,761 98.7
551114 Corporate, subsidiary, and regional managing offices 250,262 72,893 29.1 80,199 17,764 22.1
-- All Other Surveyed Industries 9,268,757 62,357 0.7 2,692,154 22,497 0.8

NOTE: NAICS codes shown had the highest estimated weight without considering the sampling variability.

SOURCE: Research and Innovative Technology Administration and U.S. Census Bureau, 2007 Commodity Flow Survey, Hazardous Materials, Table 17; and 2007 Commodity Flow Survey, U.S. Report, table 10, available at http://www.rita.dot.gov/bts/sites/rita.dot.gov.bts/files/publications/commodity_flow_survey/index.html