The Ultimate Guide to Semi-Truck Accidents (2026)

Key Takeaways

• Semi-trucks weigh up to 80,000 lbs — roughly 20× a passenger car — so semi truck accident injuries skew catastrophic.
• Liability often extends past the driver to the carrier, cargo loader, maintenance provider, parts manufacturer, or freight broker.
• Evidence expires fast: carriers only have to keep driver logs 6 months. A spoliation letter should go out within days.
• Federal trucking insurance minimums run $750,000–$5 million — far above standard car-policy limits.
• Florida shortened its personal injury SOL to 2 years in March 2023 (HB 837). California is also 2 years (CCP § 335.1).
• Don’t sign anything from the trucking company’s adjuster before talking to a semi truck accident lawyer.

Most Common Causes of Semi-Truck Accidents

FMCSA data points to driver-related factors — fatigue, distraction, speeding, and impairment — as the leading causes of semi truck driver accidents. Other major contributors include defective brakes or tires, improperly secured cargo, weather, and aggressive driving. According to the Federal Motor Carrier Safety Administration’s most recent report, there were over 500,000 crashes involving large trucks in 2022.

Federal Trucking Regulations That Affect Your Case

Most semi truck accident cases turn on FMCSA compliance. The framework below is the playbook plaintiffs’ attorneys use to build liability:

• Hours of Service: 11 hours of drive time after 10 consecutive off-duty hours, within a 14-hour on-duty window; 30-minute break by hour 8; weekly cap of 60 hours / 7 days or 70 / 8.
• ELD mandate: Most commercial trucks must record duty status with an Electronic Logging Device — a primary evidence source.
• Driver Qualification File: CDL records, medical certifications, employment history, and training. Gaps signal negligent hiring or retention.
• Insurance minimums: $750,000 for general freight, up to $5 million for hazmat — well above passenger-vehicle policies.

Types of Semi-Truck Accidents

Common types include rear-end and override crashes, jackknife, rollover, wide-turn (right-turn squeeze), no-zone (blind-spot) collisions, tire blowouts, lost-load crashes, head-on collisions, and underride crashes — where a passenger car slides beneath a trailer. Federal underride guard rules and recent legislation continue to evolve, but underride collisions remain among the deadliest semi truck accident types.

What Evidence to Collect After a Semi-Truck Accident

The most critical evidence in a trucking case is held by the carrier, not the driver:

• Black box / ECM / Event Data Recorder — logs speed, brake activity, and steering input in the seconds before impact.
• ELD duty-status records and paper driver logs.
• Driver Qualification File, training records, and post-crash drug-and-alcohol test results.
• Maintenance, inspection, and repair records.
• Bill of lading, cargo securement records, and dispatch communications.

At the scene, if you are able: photos and video, witness contacts, the police report number, and the truck’s USDOT number from the cab door.

Spoliation: You Have Days, Not Months, to Preserve Evidence

Federal rules require driver logs to be retained for only 6 months, and ECM data can be overwritten when a truck returns to service. A formal spoliation / evidence preservation letter sent to the carrier within days of the crash is often the single most important step in protecting a semi truck accident claim. Without it, the most useful evidence may be gone before suit is filed.

Who Is Liable in a Semi-Truck Accident?

Liability rarely stops at the driver. Through respondeat superior, an employer is generally responsible for the negligence of an on-duty employee driver. Other defendants may include the carrier (negligent hiring, retention, training, supervision, or maintenance), a cargo shipper or loader, a parts manufacturer, a maintenance contractor, or a freight broker. The MCS-90 endorsement can also pull the carrier’s insurer into a case even when the driver was technically an independent contractor.

Catastrophic Injuries and Nuclear Verdicts

Mass and momentum mean semi truck accidents disproportionately produce traumatic brain injuries, spinal cord injuries, amputations, severe burns, and wrongful death. The same physics drive the recent rise of nuclear verdicts — jury awards over $10 million — which insurers fight aggressively. Trial-tested representation matters in these cases.

Comparative Negligence in Truck Accident Cases

Most states use a comparative-negligence rule. In a semi truck accident in California, even a partially at-fault driver can recover damages reduced by their share of fault. Modified-rule states bar recovery at 50% or 51%+ fault. The carrier’s adjuster will work to inflate your share — never give a recorded statement before consulting an attorney.

Semi-Truck Accident Statute of Limitations by State

Filing deadlines vary by state. Selected examples below — confirm with a local attorney before relying on any deadline.

State	Truck Accident SOL	Statute
California	2 years	CCP § 335.1
Florida (as of 3/24/2023)	2 years	Fla. Stat. § 95.11(4)(a) (HB 837)
Texas	2 years	Tex. Civ. Prac. & Rem. Code § 16.003
New York	3 years	CPLR § 214(5)
Pennsylvania	2 years	42 Pa. C.S. § 5524
Illinois	2 years	735 ILCS 5/13-202
Georgia	2 years	O.C.G.A. § 9-3-33
Arizona	2 Years	A.R.S. § 12-542
Iowa	2 Years	I.C.A. § 614.1(2)
Montana	3 Years	Mont. Stat. § 27-2- 204
Nebraska	4 Years	Neb. Rev. Stat. § 25-207
Nevada	2 Years	N.R.S. § 11.190
North Dakota	6 Years	N.D.C.C. § 28-01- 16(5)
Wyoming	Personal Injury: 4 Years	Wyo. Stat. § 1-3- 105(a)(iv)(C)
Utah	4 Years	U.C.A. § 78B-2- 307(3)
Idaho	2 Years	Idaho Code § 5- 219(4)
Oregon	2 Years	O.R.S. § 12.110(1)
Washington	3 Years	RCW 4.16.080
Government-owned truck (most states)	6 months notice typical	Varies

 

Government-owned trucks (USPS, municipal sanitation, state DOT vehicles) follow separate notice rules — typically a written claim within 6 months and a shorter lawsuit deadline.

Legal Steps After a Semi-Truck Accident

1. Get medical care immediately and follow through on treatment.
2. File a police report and save the report number.
3. Document the scene, the truck’s USDOT number, and witness contacts.
4. Decline recorded statements from the carrier’s adjuster.
5. Send a spoliation / evidence preservation letter to the carrier within days.
6. Contact a semi truck accident lawyer for a free case review.

Frequently Asked Questions

What should I do after a semi-truck accident? Get medical care, file a police report, document the scene and the truck’s USDOT number, decline recorded statements from the carrier’s adjuster, send a spoliation/evidence preservation letter to the carrier within days, and contact a semi truck accident lawyer for a free case review.

How long do I have to file a semi-truck accident claim? Most states allow 2 years from the date of the crash. Florida shortened its personal injury statute of limitations to 2 years in March 2023 under HB 837. California is also 2 years (CCP § 335.1). New York is 3 years. Government-owned trucks (USPS, municipal) typically require a written claim within about 6 months.

Who is liable in a semi-truck accident? Liability often extends beyond the driver. Through respondeat superior, an employer is generally responsible for the negligence of an on-duty employee driver. Other defendants may include the carrier (negligent hiring, training, supervision, or maintenance), a cargo shipper or loader, a parts manufacturer, a maintenance contractor, or a freight broker. An MCS-90 endorsement may also pull the carrier’s insurer into the case.

What evidence does a trucking company have to preserve? Key items include the truck’s ECM/black-box data, ELD duty-status records, paper driver logs, the Driver Qualification File, post-crash drug-and-alcohol test results, maintenance and inspection records, the bill of lading, cargo securement documentation, and dispatch communications. Federal rules only require driver logs to be retained for 6 months — send a spoliation letter quickly.

Do semi-truck accidents go to trial? Most semi truck accident claims settle, but high-value cases are increasingly tried — and won. The rise of so-called nuclear verdicts (jury awards over $10 million) has made carriers and insurers more aggressive in defense, which is why trial-tested representation matters.

What is the average settlement for a semi-truck accident? Settlements vary widely based on injury severity, liability clarity, available insurance limits, and venue. Federal trucking minimums of $750,000 to $5 million mean truck cases often have far more coverage than ordinary car-accident cases, which generally drives higher recoveries — but no two cases are alike, and any quoted average is a rough benchmark, not a prediction.

Why You Need a Semi-Truck Accident Lawyer

The Advocates have helped semi truck accident victims across the country recover for medical bills, lost income, pain and suffering, and wrongful death. They know what to do after a semi truck accident, how to lock down ECM and ELD data before it disappears, and how to value semi truck accident claims against insurers who fight harder when policy limits are higher. Contact The Advocates today for a free, no-obligation case review.