Fatigue, Impairment & Dangerous Behavior

Driver-related factors are present in roughly one-third of all fatal large truck crashes. These factors fall into three categories: fatigue caused by hours-of-service pressure and undiagnosed conditions, impairment from drugs or alcohol, and dangerous behaviors like distraction and speeding.

Key Findings

160K+

Injuries from large truck crashes annually

NHTSA FARS 2022
28%

Inspected trucks had brake violations

CVSA Roadcheck 2023
23×

Higher crash risk when texting at the wheel

FMCSA Research
153K+

Drug & alcohol violations in Clearinghouse

FMCSA Clearinghouse 2025

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Reference

Driver Error vs. Carrier Liability

Factor	Driver Liable	Both Liable
Hours-of-service violation (isolated)	✓
HOS violation with systemic carrier pressure		✓
Drug use, unknown to carrier	✓
Drug use, carrier ignored red flags		✓
Distracted driving (personal phone use)	✓
Speeding on tight carrier schedule		✓

FAQ

Frequently Asked Questions

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Continue Exploring

Mechanical Failures
Brake defects, tire blowouts, cargo securement, and maintenance failures that cause catastrophic crashes.
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Crash Evidence
The critical window for preserving physical and electronic evidence before it disappears.
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Company Liability
How carrier hiring practices, training failures, and cost-cutting create conditions for preventable crashes.
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Federal Regulations
The FMCSA rules that govern trucking safety, and what happens when they fail or go unenforced.
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