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

2

3.2%

3

3.2%

1

5.3%

6

3.4%

Gases

6

9.5%

15

16.0%

0

0.0%

21

11.9%

Flammable Liquids

39

61.9%

57

60.6%

5

26.3%

101

57.4%

Flammable Solids

0

0.0%

1

1.1%

0

0.0%

1

0.6%

Oxidizing Substances

0

0.0%

1

1.1%

0

0.0%

1

0.6%

Poisonous and Infectious Substances

1

1.6%

1

1.1%

0

0.0%

2

1.1%

Radioactive

0

0.0%

0

0.0%

0

0.0%

0

0.0%

Corrosives

7

11.1%

8

8.5%

1

5.3%

16

9.1%

Miscellaneous Dangerous Goods

3

4.8%

2

2.1%

0

0.0%

5

2.8%

Unknown

5

7.9%

6

6.4%

12

63.2%

23

13.1%

Total

63

100.0%

94

100.0%

19

100.0%

176

100.0%

Nonfatal Crashes

Explosives

11

4.1%

77

4.8%

11

4.1%

99

4.6%

Gases

29

10.9%

205

12.7%

29

10.7%

263

12.2%

Flammable Liquids

128

48.1%

529

32.8%

88

32.6%

745

34.7%

Flammable Solids

1

0.4%

15

0.9%

8

3.0%

24

1.1%

Oxidizing Substances

4

1.5%

14

0.9%

5

1.9%

23

1.1%

Poisonous and Infectious Substances

4

1.5%

13

0.8%

3

1.1%

20

0.9%

Radioactive

1

0.4%

1

0.1%

2

0.7%

4

0.2%

Corrosives

19

7.1%

62

3.8%

10

3.7%

91

4.2%

Miscellaneous Dangerous Goods

17

6.4%

177

11.0%

4

1.5%

198

9.2%

Unknown

52

19.5%

518

32.2%

110

40.7%

680

31.7%

Total

266

100.0%

1,611

100.0%

270

100.0%

2,147

100.0%

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.

Sources: Fatal Crashes: National Highway Traffic Safety Administration, Fatality Analysis Reporting System (FARS). Nonfatal Crashes: Federal Motor Carrier Safety Administration, MCMIS Crash File.