What to Do If Your Truck Hits a Cyclist: A Step-by-Step Guide Every Driver Should Know

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May 14, 2026
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Nobody buys a truck thinking about this scenario. You’re making a right turn in your F-250, hauling a trailer maybe, checking your mirrors like you always do, and then you hear it. That sound. A truck-cyclist collision is one of the worst things that can happen behind the wheel. What you do in the next 30 minutes will determine everything from your CDL status to whether you face criminal charges.

I’ve covered enough of these cases to know that most truck drivers who get into serious legal trouble after hitting a cyclist didn’t do anything wrong at the moment of impact. They got into trouble because of what they did, or didn’t do, at the scene afterward. So here’s a step-by-step breakdown that every truck owner and commercial driver should have bookmarked.

Stop the Truck. Full Stop.

This sounds obvious, but it needs to be said: do not leave. In every single state, leaving the scene of a bicycle accident involving injuries is a felony. We’re talking prison time, license revocation, and if you hold a CDL, permanent disqualification. Your commercial driving career is over.

Pull over as close to the crash site as you safely can. Kill the engine if it’s safe to do so. Hit your hazards immediately and get your emergency triangles out at 10, 100, and 200 feet behind the truck on a highway. If you’ve got flares, even better.

Here’s a number that should make you take this seriously: IIHS data from 2022 shows large trucks were the striking vehicle in 12% of all fatal cyclist crashes. And 71% of those cyclist fatalities happened in urban areas, according to NHTSA. This is a city driving problem, not a highway problem. Every time you’re turning through an intersection with bike lanes, you’re in the risk zone.

One more thing. Don’t move the truck again unless a police officer tells you to. The truck’s final position is evidence. Move it, and you’ve just given a plaintiff’s attorney something to talk about.

Check on the Cyclist, Then Call 911

Call 911 before you do anything else. Cyclists who get hit by trucks, especially anything from an F-150 on up, almost always have serious injuries. The weight difference between a 6,000-pound pickup and a 25-pound road bike is not in the cyclist’s favor.

You can go check on them, talk to them, but do not move them. Spinal fractures aren’t always obvious, and if you reposition someone with a neck injury, you could make it permanent. Let the paramedics handle it.

When the dispatcher picks up, give them the location, tell them a cyclist is injured, and request police and EMS. That police report filed at the scene becomes the single most important document in any bicycle accident liability case down the road. If you want a clear picture of everything drivers face after a bicycle collision, from civil lawsuits to criminal charges, BALG’s driver guide breaks it all down.

Get Your Dispatcher on the Phone

If you’re driving commercially, whether it’s a fleet rig, a delivery truck, or your own business, call dispatch right after 911. Most companies want to hear from you within minutes, not hours. Give them the location, the time, and whether the cyclist was injured.

Here’s why this matters beyond company policy: that call triggers your company’s data preservation procedures. Your ELD logs and dashcam footage may be on a rolling overwrite cycle, and some systems wipe footage in as little as 24 hours. If nobody flags that data for retention, it’s gone. And trust me, you want that footage.

Document Everything at the Scene

This is where a lot of drivers drop the ball. You’re shaken up, the police are arriving, and the last thing you want to do is pull out your phone and start taking pictures. But the evidence you collect in the first 30 minutes carries more weight in a bicycle accident claim than anything gathered later.

Photograph your truck, the bicycle, damage to both vehicles, debris on the road, lane markings, traffic signals, and the weather conditions. Pay special attention to where the cyclist was relative to the bike lane or travel lane. Bicycle accident liability often comes down to who had the right of way, and positioning photos are how that gets proven.

Shoot a video too. Walk the full perimeter of the scene. Video catches spatial relationships that photos miss.

Skid marks, glass, and fluid spills all matter. Photograph everything. Accident reconstructionists use these to figure out speed and braking patterns.

If anyone saw the crash, get their name and phone number before they leave. Once they walk away, they’re almost impossible to track down. A witness statement recorded at the scene is worth ten times more than one taken a month later.

Preserve Your ELD and Dashcam Data

Your Electronic Logging Device shows your hours-of-service compliance and GPS location. Your dashcam, whether it’s a factory unit or an aftermarket Garmin or Viofo you mounted yourself, captures the collision, the cyclist’s position, your signal usage, everything.

Under FMCSA guidelines, this data must be preserved after an incident. Tell dispatch to lock down the footage from the incident window immediately. If your dashcam is personally owned, save the file and back it up to a second location before you do anything else.

Dashcam footage is often the strongest single piece of evidence in a truck-cyclist collision. But here’s the thing: don’t share it with anyone except your attorney or your company’s safety team until you’ve gotten legal advice. It can help you, but it can also hurt you depending on what it shows.

Exchange Info, But Watch What You Say

At the scene, give the cyclist your name, CDL number, insurance details, and employer’s name. Get their contact information and insurance info in return. That’s it.

Do not discuss faults. Do not apologize. Do not speculate about what happened. I know that sounds cold, but anything you say at the scene can and will be used in a bicycle accident claim or lawsuit. “I’m sorry, I didn’t see you” sounds like basic human decency at the moment. In a courtroom, it’s an admission of negligence.

Get the Police Report and Review It

Before the responding officer leaves, get their name, badge number, and report number. You’ll be able to pick up the full report in five to ten business days from the local police department.

When you get it, read it carefully. I’ve seen police reports that get the truck’s position wrong, list the wrong direction of travel, or miss right-of-way details entirely. If there are errors, you can request a correction. Inaccurate details about bike lane positioning or who had the right of way can shift fault against you in ways that affect your insurance rates for years.

Call Your Insurance Carrier

Most policies require notification within 24 to 48 hours. Give them the date, time, location, and police report number. Stick to facts. Tell them what you saw and did. Don’t guess at the cyclist’s speed, sobriety, or intentions.

Once your insurer assigns an adjuster, that person handles all communication with the cyclist’s side. That’s why you want to make this call early. It puts a professional buffer between you and the other party’s legal team.

Understand What You’re Facing Legally

Here’s where it gets real for truck drivers. Cyclists are classified as vulnerable road users under federal guidelines, and they have the same legal right to the travel lane as your truck does. Violating a cyclist’s right of way doesn’t just create civil liability. It can form the basis for criminal charges.

Depending on the circumstances, charges can range from a traffic citation all the way up to vehicular manslaughter. FMCSA data from 2020 shows turning contributed to 27% of large truck fatal crashes with cyclists. Failing to check your blind spots before cutting across a bike lane is one of the most common ways negligence gets established in these cases.

Most states follow comparative negligence, which means fault can be split between you and the cyclist. If the cyclist ran a red light or was riding against traffic, that reduces your liability. But if you were fatigued, distracted, or missed a mirror check, your share of fault goes up. And even a small percentage assigned to you increases what you owe.

DOT Testing: Know the Clock

DOT regulations under 49 CFR Part 382 require post-accident drug and alcohol testing whenever a collision results in a fatality. Testing also kicks in if you get a citation and the cyclist needed medical treatment or a vehicle had to be towed. The alcohol test has to happen within eight hours. The drug test has to happen within 32 hours.

Miss the window, and it counts the same as a positive result. That’s an immediate removal from safety-sensitive duties and a mandatory return-to-duty process. Don’t let the chaos of the scene cause you to miss this deadline.

Preventing Truck-Cyclist Collisions in the First Place

If you take one thing from this article, let it be this: know your No-Zones. Large trucks have four major blind spots: front, rear, left side, and right side. Cyclists are small, fast, and nearly silent, and they disappear in those blind spots faster than you’d think.

Right-hook collisions, where a truck turns right across a cyclist’s path, are among the deadliest types of truck-cyclist crashes. Before any right turn, check your side mirror, your convex mirror, and then physically turn your head. Triple-check at intersections with bike lanes. Every single time.

When you pass a cyclist, give them at least three feet of clearance. A lot of states have made this law through Three Feet for Safety Act provisions. If the lane is too narrow for three feet, wait. Pull into the next lane when it’s clear. Don’t squeeze past. Cyclists have the same legal right to the road as you do, and crowding them creates both collision risk and bicycle accident liability if something goes wrong.

Get a Lawyer Early

In 2022, 1,105 cyclists were killed in motor vehicle crashes in the U.S. Fatality cases carry the highest criminal and civil stakes of any collision type. If the cyclist was seriously injured or killed, legal representation isn’t optional. It’s a necessity.

The Bicycle Accident Lawyers Group handles these cases from both the driver and cyclist perspectives, which gives them a practical read on how fault is assessed and where these cases actually get won or lost. Most bicycle accident injury claims take six months to two years to resolve, and in a contingency-fee arrangement, you won’t pay out of pocket for representation.

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