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By Rah Law | 05/22/2025

When you’ve been involved in a truck accident, your world changes in an instant. You’re now coping with injury, insurance adjusters, lost time at work, and vehicle damage—all of which simultaneously. If you’re reading this, I guess you’re curious about what evidence you need to prove the truck driver—or the company—was responsible. The best step you can take right now is to seek legal advice from an experienced Springfield personal injury lawyer. This proactive approach can significantly strengthen your case.

Key Evidence to Prove Fault in a Missouri Truck Crash

That’s a terrific question. Because truck accidents aren’t the same as ordinary car wrecks. These kinds of cases usually have federal regulations, commercial liability insurance, and multiple parties responsible. That’s why establishing a solid claim begins with the proper evidence.

Truck Crash Lawyers In Springfield, such as ours at Rah Law, understand that acting quickly to save vital evidence can either win or lose your case. Let’s go over exactly what we search for and why it’s essential.

Police Reports: Your Initial Piece of Evidence

When police officers arrive on the scene, they prepare an official report of the accident. This is a starting point. It lists information such as where the accident occurred, who was involved, and usually a preliminary assessment of fault. We utilize this report to begin framing your case and occasionally to determine witnesses we can subsequently interview.

What is the initial action I need to take following a Missouri truck accident?

The initial step is to call 911 so that police officers can report the crash. Next, if possible, take pictures and get contact information from witnesses. Lastly, reach out to an experienced truck accident lawyer promptly to protect evidence.

Electronic Logging Devices (ELDs): The Black Box of Commercial Trucks

Modern commercial trucks are equipped with electronic logging devices that track the driver’s hours and activities. These are critical because truckers must adhere to strict federal rules regarding the maximum hours they can drive without rest. If a driver was over the limit or driving fatigued, we’ll find it in these logs.

But the point is that this information can be deleted or overwritten. That’s why we have to move fast. We send a preservation of evidence letter to ensure that nothing is lost or destroyed. Understanding the importance of preserving evidence can prepare you for the steps you need to take immediately after a truck accident.

Navigating Federal Regulations: FMCSA Rules and Truck Accident Liability

One of the most significant differences in truck crash cases is the presence of federal law. Trucking companies and drivers are subject to strict regulations from the Federal Motor Carrier Safety Administration (FMCSA). These regulations range from how long a driver is allowed on the road (Hours of Service) to drug testing and vehicle inspections.

Breakage of FMCSA regulations can be used as proof of fault. For instance:

  • If the driver took more hours than were permitted, that’s driver fatigue-related negligence.
  • If the trucking firm neglected to keep its equipment well-maintained, that’s proof of systemic neglectfulness.

If mandatory drug and alcohol screenings weren’t administered correctly after the accident, we advocate to determine why.

When we find FMCSA infraction proof, it can change the direction of the case for you. That is why we investigate each fact thoroughly with an eye toward compliance. Our thorough investigation process is designed to leave no stone unturned, giving you the confidence that we are doing everything possible to strengthen your case.

How do FMCSA violations impact a truck crash claim?

If the driver or trucking company violated FMCSA safety regulations—such as driving more hours than allowed or neglecting maintenance—it could be a sign of negligence. This can make your case stronger and establish liability.

Driver Logbooks and Inspection Records

In a few instances, low-tech paper logs are still at work. These paper records, added to inspection reports, can identify discrepancies in a driver’s account. For example, if a driver avoided mandated inspections or recorded rest breaks they didn’t take, that can work in your favor.

These records also assist us with establishing whether the trucking company was monitoring their drivers—or looking the other way.

Drug and Alcohol Testing Results

Federal regulations mandate drug and alcohol tests of truck drivers who cause serious wrecks. If the driver is drunk or on drugs, this presents a huge liability problem. We order these test results early in a case to determine if drug or alcohol-impaired driving was involved.

It’s worth noting that the testing needs to occur within a small window of time—so timing is critical. If there was a delay in a test, we follow up on why.

Are drivers of trucks tested for alcohol and drugs following an accident?

Yes. FMCSA regulations require commercial drivers to undergo post-accident drug and alcohol testing under certain circumstances. This evidence is vital in allocating fault.

Vehicle Maintenance Logs

Neglected brakes, worn tires, and broken lights can all be the cause of truck wrecks. Trucking companies are required to have their trucks in safe working conditions. If maintenance was avoided or postponed, we research those service records to demonstrate negligence.

We’ve had cases where something as simple as a failed brake inspection caused devastating injury. These logs typically reveal a pattern, not an isolated error.

Photos, Videos, and Surveillance Video

Evidence of the accident scene, wrecked cars, skid marks, or road conditions speak volumes. They often set the scene that even the most well-written report cannot.

We always recommend clients take photos immediately following the accident—if it’s safe to do so.

Often, in urban or commercial settings, there are nearby security cameras. We strive to obtain that video before it gets deleted or overwritten.

Eyewitness Testimonies

Witnesses can support your account of what happened. It could be a bystander, another motorist, or a passer-by who observed the accident happen – their statement can be crucial. The quicker we speak to them, the more recollection they have.

We also consider witness statements regarding credibility and consistency. A good third-party account can go a long way with the insurer or in court.

Can witnesses assist in establishing fault in a truck accident?

Yes. Independent eyewitnesses can establish key facts and assist in authenticating your account of the occurrence. Their evidence tends to carry significant credibility.

Why Preserving Evidence Is Everything

Here’s something that most don’t know: trucking companies employ their investigators and attorneys. They usually begin constructing a defense immediately. That’s why we move quickly to get you what you need before it’s gone.

We’ve seen situations where on-time saving of black box information or maintenance records has been the deciding factor. When you hire Truck Accident Lawyers in Springfield, we do the heavy lifting while you can concentrate on recovering.

Seek Legal Assistance Before That Critical Evidence Perishes

At Rah Law, we know what’s on the line. We know how to find the evidence that counts—and how to leverage it to hold the people responsible accountable.

If you or a loved one has been injured in a truck accident, let’s discuss it. We’re not going to dump a bunch of legal terms on you. We’re going to listen, describe your choices, and battle for the results you need.

As a Springfield Personal injury attorney, I have witnessed how compelling proof can make all the difference with clients. Don’t delay. The earlier we get going, the better your case will be.

If you’re ready to get answers, give Rah Law a call today.