Vehicles Table 11. Large Trucks in Crashes by Hazardous Materials (HM) Cargo Type, HM Release, and Crash Severity, 2020
| HM Cargo Type | HM Release: Yes: Number | HM Release: Yes: Percent | HM Release: No: Number | HM Release: No: Percent | HM Release: Unknown: Number | HM Release: Unknown: Percent | HM Release: Total: Number | HM Release: Total: Percent |
|---|---|---|---|---|---|---|---|---|
| Fatal Crashes | ||||||||
| Explosives | 0 | 0.0% | 2 | 2.6% | 0 | 0.0% | 2 | 1.7% |
| Gases | 2 | 5.9% | 11 | 14.1% | 0 | 0.0% | 13 | 11.1% |
| Flammable Liquids | 23 | 67.6% | 46 | 59.0% | 0 | 0.0% | 69 | 59.0% |
| Flammable Solids | 0 | 0.0% | 1 | 1.3% | 0 | 0.0% | 1 | 0.9% |
| Oxidizing Substances | 0 | 0.0% | 1 | 1.3% | 0 | 0.0% | 1 | 0.9% |
| Poisonous and Infectious Substances | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% |
| Radioactive Materials | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% |
| Corrosives | 3 | 8.8% | 5 | 6.4% | 0 | 0.0% | 8 | 6.8% |
| Miscellaneous Dangerous Goods | 3 | 8.8% | 8 | 10.3% | 0 | 0.0% | 11 | 9.4% |
| Unknown | 3 | 8.8% | 4 | 5.1% | 5 | 100.0% | 12 | 10.3% |
| Total | 34 | 100.0% | 78 | 100.0% | 5 | 100.0% | 117 | 100.0% |
| Nonfatal Crashes (MCMIS Data) | ||||||||
| Explosives | 12 | 2.4% | 49 | 2.7% | 9 | 4.1% | 70 | 2.7% |
| Gases | 60 | 12.2% | 321 | 17.4% | 34 | 15.5% | 415 | 16.3% |
| Flammable Liquids | 250 | 50.9% | 928 | 50.4% | 105 | 47.7% | 1,283 | 50.3% |
| Flammable Solids | 6 | 1.2% | 28 | 1.5% | 2 | 0.9% | 36 | 1.4% |
| Oxidizing Substances | 7 | 1.4% | 28 | 1.5% | 2 | 0.9% | 37 | 1.4% |
| Poisonous and Infectious Substances | 5 | 1.0% | 14 | 0.8% | 1 | 0.5% | 20 | 0.8% |
| Radioactive Materials | 1 | 0.2% | 2 | 0.1% | 1 | 0.5% | 4 | 0.2% |
| Corrosives | 40 | 8.1% | 142 | 7.7% | 21 | 9.5% | 203 | 8.0% |
| Miscellaneous Dangerous Goods | 31 | 6.3% | 198 | 10.7% | 15 | 6.8% | 244 | 9.6% |
| Unknown | 79 | 16.1% | 132 | 7.2% | 30 | 13.6% | 241 | 9.4% |
| Total | 491 | 100.0% | 1,842 | 100.0% | 220 | 100.0% | 2,553 | 100.0% |
| Notes: For fatal crashes, a large truck is defined as a truck with a gross vehicle weight rating (GVWR) greater than 10,000 pounds. For nonfatal crashes, 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, or any vehicle carrying hazardous material that requires placarding, regardless of weight. | ||||||||
| Sources: Fatal Crashes: National Highway Traffic Safety Administration (NHTSA), Fatality Analysis Reporting System (FARS). Nonfatal Crashes: Federal Motor Carrier Safety Administration, Motor Carrier Management Information System (MCMIS), data snapshot as of December 31, 2021. | ||||||||
Last updated: Monday, March 6, 2023