Table 51. Large Trucks in Crashes by Hazardous Materials (HM) Cargo Type and HM Release

HM Cargo Type

HM Release

Yes

No

Unknown

Total*

Number

Percent

Number

Percent

Number

Percent

Number

Percent

Fatal Crashes

Explosives

3

10.7%

2

2.6%

0

0.0%

5

4.3%

Gases

3

10.7%

8

10.5%

1

9.1%

12

10.4%

Flammable Liquids

13

46.4%

36

47.4%

3

27.3%

52

45.2%

Flammable Solids

0

0.0%

0

0.0%

0

0.0%

0

0.0%

Oxidizing Substances

0

0.0%

0

0.0%

0

0.0%

0

0.0%

Poisonous and Infectious Substances

1

3.6%

0

0.0%

0

0.0%

1

0.9%

Radioactive

0

0.0%

1

1.3%

0

0.0%

1

0.9%

Corrosives

1

3.6%

6

7.9%

1

9.1%

8

7.0%

Miscellaneous Dangerous Goods

2

7.1%

5

6.6%

1

9.1%

8

7.0%

Unknown

5

17.9%

18

23.7%

5

45.5%

28

24.3%

Total*

28

100.0%

76

100.0%

11

100.0%

115

100.0%

Nonfatal Crashes

Explosives

11

4.3%

83

5.0%

22

7.8%

116

5.3%

Gases

25

9.9%

212

12.9%

19

6.8%

256

11.7%

Flammable Liquids

109

43.1%

506

30.7%

65

23.1%

680

31.2%

Flammable Solids

0

0.0%

11

0.7%

5

1.8%

16

0.7%

Oxidizing Substances

3

1.2%

12

0.7%

4

1.4%

19

0.9%

Poisonous and Infectious Substances

2

0.8%

15

0.9%

3

1.1%

20

0.9%

Radioactive

1

0.4%

4

0.2%

1

0.4%

6

0.3%

Corrosives

15

5.9%

82

5.0%

24

8.5%

121

5.5%

Miscellaneous Dangerous Goods

27

10.7%

150

9.1%

2

0.7%

179

8.2%

Unknown

60

23.7%

573

34.8%

136

48.4%

769

35.2%

Total*

253

100.0%

1,648

100.0%

281

100.0%

2,182

100.0%

*Due to technical problems, totals do not include data from California.

Note: A large truck is defined here as a truck, used for commercial purposes, with a gross vehicle weight rating (GVWR) or gross combination weight rating greater than 10,000 pounds.

Source: Federal Motor Carrier Safety Administration, MCMIS Crash File.