What Evidence Might Help My Car Accident Case?

April 4, 2025 | By Kurtz Riley Law Group - Arizona's Personal Injury Lawyers
What Evidence Might Help My Car Accident Case?

Car accidents can turn your life upside down due to the resulting physical pain, emotional stress, and financial burden. Figuring out how to prove your side of the story might feel overwhelming. The good news? You can seek legal help so you don't have to manage everything alone. Evidence is the backbone of any successful injury case, and a car accident attorney will know exactly what to look for and how to gather it for you. Whether you are dealing with a fender bender or a deadly collision, having the right evidence can define the outcome of your claim.

The types of evidence that can strengthen your case vary depending on the circumstances, but they all serve the key purpose of telling a clear, convincing story about what happened and who’s at fault. A lawyer understands how to track down these details, even when you’re unsure where to start. Instead of worrying about what evidence you need or how to gather it, you can trust a Scottsdale car accident lawyer to handle the heavy lifting and ensure nothing slips through the cracks.

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Forms of Useful Evidence in Car Accident Cases

Car Accident Case

When building a car accident case, the right evidence can turn your claim into a compelling argument. Each type of evidence serves uniquely in helping to establish fault, prove the scope of your losses, and secure the rightful compensation. Here’s a closer look at the most common forms that can support your claim:

Police Reports

When police respond to a car accident, they create a detailed report that captures essential facts like the time, location, and conditions of the crash. This document includes the officer’s observations, such as skid marks or debris, and may note any traffic violations they witnessed, like running a stop sign. It’s a credible, official record that insurance companies and courts rely on heavily to determine liability. Since it’s written by a neutral party, it carries higher weight in proving who was at fault.

Photographic Evidence

A picture can tell the story of an accident in ways words alone cannot. Photos of damaged vehicles, road hazards, or visible injuries provide a visual record that’s hard to dispute, showing the severity and circumstances of the collision. For instance, a snapshot of a crumpled bumper or a traffic light stuck on red can clarify how the crash happened and who’s responsible. This type of evidence is reliable for its immediacy and clarity, as photographs preserve details that might fade from memory or be contested later.

Video Footage of the Car Accident

Video evidence offers a real-time account of the crash, which is undeniable proof of what occurred. This can come from multiple sources:

  • Surveillance Footage from Nearby Establishments: Cameras at gas stations, stores, or intersections might capture the exact moment of impact, showing vehicle movements and traffic light statuses. This footage can confirm your account or expose the other driver’s reckless behavior, like speeding or swerving.
  • Dashcam Footage from Your Vehicle: If you or another driver had a dashcam, it records the seconds leading up to and during the collision, offering an unbiased perspective. The significance of video lies in its objectivity as it eliminates “he said, she said” disputes and gives a clear, chronological view that further strengthens your claim.

Statements from People Who Witnessed

Eyewitnesses provide a human perspective that can corroborate your version of events. These statements might come from pedestrians, other drivers, or passengers who saw the crash unfold and can describe details like the other driver’s speed or failure to yield. A lawyer can collect these accounts formally, ensuring they’re documented accurately and preserved for your case. An unbiased witness can tip the scales when fault is contested, lending credibility to your narrative.

Physical Evidence of Damage

Vehicles involved in a crash can themselves tell a story through scratches, paint transfers, and broken parts. For example, a scrape of red paint on your car matching the other driver’s vehicle can prove they made contact, while the angle of a dent might show they rear-ended you.

Experts often analyze this evidence to reconstruct the accident’s dynamics. They offer a scientific basis for your claim. Its value lies in its tangibility, in that physical proof is hard to argue against and directly links the crash to the damage sustained.

Medical Records of Injuries Sustained

After an accident, medical documentation is essential to connect your injuries to the collision. These records detail everything from emergency room visits to ongoing physical therapy, showing the extent of your harm and the treatment required.

For instance, an X-ray of a bruised joint or a doctor’s note about whiplash ties your suffering to the crash, not a pre-existing condition. A medical professional or expert may also point out the intensity of the traumatic events you endured following the crash. Without this, insurers might downplay your injuries or deny compensation altogether.

In complicated cases, experts like medical specialists bring authority to your claim. They analyze evidence such as skid marks or MRI scans and explain how the crash occurred or why your injuries are accident-related. Their professional opinions can sway a judge when the facts alone aren’t enough to settle the dispute.

Cell Phone Records

Distracted driving is one of the notorious causes of traffic accidents. According to NHTSA, distracted driving is reported to claim thousands of lives every year. Following a car accident, you can use cell phone records to expose the events that caused the crash.

For instance, if the other driver was using their phone when the crash occurred, phone records can provide a timestamped log proving their attention was elsewhere. A lawyer can subpoena this data to show negligence, like a call placed seconds before impact.

GPS Data

GPS Data

Modern vehicles and apps often track location, speed, and driving patterns, offering a digital snapshot of the accident. GPS data might reveal the other driver was speeding or took an erratic route, contradicting their story. It can also confirm your own actions, like braking suddenly to avoid a collision. The evidence adds factual support that’s difficult to refute, enhancing your case’s strength.

Traffic Citations

If the other driver got a ticket for speeding or running a red light, it’s a clear indicator of wrongdoing. These citations come from law enforcement’s on-scene judgment and often align with the police report’s findings. They can simplify proving liability, as they show the other party broke traffic laws leading to the crash.

BAC and Toxicology Test Results

When impairment is suspected, blood alcohol content (BAC) or toxicology reports can be game-changers. A BAC above the legal limit or a positive drug test proves the other driver was under the influence, making them liable for reckless behavior.

BAC results are often obtained by police at the scene or hospital afterward, giving you credible evidence of intoxication. The official proof of intoxication leaves little room for the other side to argue, which can help secure your claim’s success. A lawyer knows how to obtain these types of evidence, interpret their significance, and use them to fight for you.

What To Do If Evidence Can’t Be Collected After a Car Collision?

Sometimes, evidence isn’t immediately available or disappears before it can be gathered. Maybe the police didn’t file a report, witnesses left the scene, or surveillance footage was overwritten. While this can feel like a setback, it doesn’t mean your case is doomed. There are still steps you can take, and a lawyer can guide you through them.

First, act quickly. The longer you wait, the harder it becomes to recover evidence. For example, if you suspect a nearby business might have footage, let your car accident attorney know right away so they can request it before it’s erased. If witnesses are gone, your lawyer might track them down using other clues, like descriptions or social media posts from the scene. Even without direct evidence, secondary sources like weather reports proving slick roads or repair estimates showing vehicle damage can help fill in the gaps.

A car accident lawyer can also pivot to alternative strategies. They might lean on expert testimony to reconstruct the accident or use your own detailed statement to build a compelling narrative. The key is not to give up. Evidence might be harder to come by in some cases, but an attorney knows how to adapt and maximize what’s available to fight for your rights.

How Evidence Is Used to Build a Personal Injury Claim

Evidence is the foundation of your personal injury claim. Each piece is key in proving your claims. Firstly, evidence is helpful in proving the negligence of the other party. A lawyer can use the available evidence to establish who caused the crash.

For example, expert analysis can back up your claim by showing the mechanism of the injury. Also, medical records are used to tie your injuries directly to the accident, while bills and income statements quantify your financial losses. Together, this evidence builds a clear case for why you deserve compensation and from who.

Insurance companies aren’t in the business of handing out money easily. Adjusters scrutinize every detail to minimize payouts. However, strong evidence can make it hard for them to deny fault. For example, detailed medical records counter claims that your injuries were pre-existing. If your evidence is weak or incomplete, adjusters might lowball you or reject your claim entirely. A lawyer can ensure your evidence is airtight and leaves little room for dispute.

Why Do I Need a Lawyer for My Car Accident Case?

Car Accident Lawyer

You might wonder if you can handle a car accident claim on your own. While it’s possible in minor cases, the stakes get higher when evidence is involved. Studies continue to prove that represented claimants secure higher settlement amounts compared to those without. Here are the reasons why hiring a car accident  lawyer is the smartest move:

  • Collect and Put Together Evidence: Your lawyer will actively be involved in tracking down police reports, requesting footage, or interviewing witnesses, which takes time and know-how. A car accident attorney has the resources and right networks to gather everything efficiently, even if it’s scattered or hard to access. They’ll ensure no stone is left unturned in building a comprehensive case on your behalf.
  • Present Compelling Evidence: It’s not enough to have the evidence, but you also need to use it effectively. Lawyers know how to organize and present it to insurance companies or in court and highlight the strongest points to maximize your claim. They can turn a stack of photos and records into a story that commands the jury's attention.
  • Help Avoid Mistakes in Evidence: Small errors can derail your case. Waiting too long to document injuries, taking blurry or incomplete photos, or losing track of witness contact info can weaken your position. A lawyer spots these pitfalls early and helps you avoid them to keep your claim on solid ground.
  • Access and Resources to Investigate in Ways You Can’t: Lawyers have tools and connections that the average person doesn’t. These include access to private databases, subpoena power, or relationships with local authorities. This is an investigative edge, which means they can dig deeper and faster to find critical details that might otherwise be out of reach. 

Without legal guidance, you risk missing deadlines, overlooking key evidence, or settling for less than you deserve. A lawyer levels the playing field, especially when you’re up against insurance companies with their teams of adjusters and attorneys.

Request a Free Consultation from a Car Accident Lawyer

If you’ve been in a car accident, the process of managing the collection and presentation of evidence can overwhelm you, especially in the face of injuries and emotional stress. However, don’t let this situation hold you back. Scottsdale personal injury attorneys can explain your options and the steps to take to prove your case. They understand that evidence is key to securing your rightful compensation and know how to find, organize, and use it effectively to fight for you.

Contact a car accident lawyer as soon as possible and let them handle the evidence so you can focus on getting better. 

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