The trucking company, its driver, and sometimes other businesses like cargo loaders or maintenance contractors can all be liable for your injuries after an 18-wheeler accident in Missouri, and the only way to know exactly who is responsible is through a detailed investigation by an experienced Missouri truck accident lawyer who knows how to uncover every liable party and every insurance policy.
You were hit by a massive truck. Your car is wrecked, your body hurts, and your life feels upside down. Now you’re asking:
“Who is actually liable for my injuries after this 18-wheeler accident in Missouri?”
Here’s the hard truth:
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In a big-rig crash, liability is rarely simple.
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More than one person or company can be responsible.
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Every one of them will try to dodge blame and push it onto someone else — including you.
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The insurance companies are already working against you to limit what they pay.
That’s why you need more than guesses and Google searches. You need a Missouri truck accident lawyer who knows the trucking industry, knows Missouri law, and knows how to force these companies to the table.
📞 If you were injured in a truck or 18-wheeler crash anywhere in Missouri, call Sansone & Lauber now at 314-863-0500 for a free consultation. You pay no attorney’s fee unless we win money for you.
1. Why Liability in an 18-Wheeler Accident Is Different From a Car Crash
In a regular car wreck, it’s usually just Driver A vs. Driver B.
In an 18-wheeler accident, liability is more like a spider web. There can be:
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The truck driver
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The trucking company (carrier)
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The trailer owner
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The company that loaded the cargo
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The maintenance or repair shop
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In some cases, the truck or parts manufacturer
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Other drivers who contributed to the crash
Every one of these parties may have:
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Their own lawyer
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Their own insurance policy
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Their own version of what “really” happened
And they ALL have one thing in common:
They want to pay you as little as possible.
Your job is to heal.
Our job at Sansone & Lauber is to dig into this web, figure out who is responsible, and hold them accountable.
2. The Main Parties Who May Be Liable After an 18-Wheeler Accident in Missouri
Let’s break down the most common people and companies who may be liable for your injuries.
2.1 The Truck Driver
In many cases, the truck driver is the most obvious at-fault party. They may be liable if they:
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Were speeding or driving too fast for road or weather conditions
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Were distracted (texting, using a phone, eating, messing with GPS or radio)
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Were fatigued, driving too many hours without proper rest
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Were under the influence of drugs or alcohol
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Changed lanes or merged without checking blind spots
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Followed too closely, causing a rear-end collision
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Failed to brake in time due to inattention
When a truck driver violates basic traffic laws or federal trucking safety regulations, they are directly responsible for the damage they cause.
But that’s just the beginning.
2.2 The Trucking Company (Carrier)
Under Missouri law and federal regulations, trucking companies have a duty to:
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Hire qualified drivers
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Train and supervise those drivers
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Follow safety rules and hours-of-service limits
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Maintain their trucks and keep them roadworthy
The company may be liable if it:
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Hired a driver with a bad driving record, DUI history, or disqualifying violations
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Failed to properly train the driver on safety, routes, or cargo handling
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Pressured drivers to meet unrealistic delivery schedules, encouraging speeding or fatigue
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Looked the other way on hours-of-service violations and logbook fraud
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Failed to fix known maintenance problems (brakes, tires, steering, lights)
In many truck cases, the company’s decisions are just as dangerous as what the driver did behind the wheel.
A strong Missouri truck accident case doesn’t stop at “the driver made a mistake.” It asks:
“What did the company do — or fail to do — that made this crash almost inevitable?”
That’s where Sansone & Lauber goes to work.
2.3 The Trailer Owner or Leasing Company
Sometimes the company that owns or leases the trailer is different from the company that employs the driver. Trailer owners may be responsible for:
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Defective or poorly maintained brakes
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Bad or bald tires
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Faulty lights or reflectors
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Structural problems with the trailer
If the trailer contributed to the crash (for example, failing brakes on the trailer, or no lights at night), that owner can be pulled into the case.
2.4 The Cargo Loader or Shipper
Improperly loaded or secured cargo can turn an 18-wheeler into a deadly weapon. Cargo companies or shippers may be liable if they:
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Overloaded the trailer beyond legal weight limits
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Failed to properly secure cargo with straps, chains, or blocking
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Loaded cargo unevenly, causing the truck to be top-heavy or unstable
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Failed to properly label or declare hazardous materials
This can lead to:
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Rollovers
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Jackknife crashes
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Loss of control
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Spilled cargo causing multi-vehicle pileups
When a loading company cuts corners, they can be held responsible for the injuries that result.
2.5 The Maintenance or Repair Shop
If a third-party mechanic or maintenance shop performed substandard work that contributed to the crash, they may also be liable.
Examples:
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Failing to properly repair or replace brakes
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Neglecting known steering or suspension issues
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Incorrectly installing parts or tires
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Not performing required safety inspections
A careful lawyer will examine maintenance records and may involve experts to see whether the truck’s mechanical condition played a role.
2.6 The Truck or Parts Manufacturer
In some cases, a defect in the truck or one of its components may have contributed to the crash. A manufacturer might be liable if:
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A tire blew due to a manufacturing defect
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Brakes failed because of a design or manufacturing problem
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Steering or stability systems malfunctioned
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Safety equipment did not work as intended
These product liability cases add another layer of complexity — and another potential insurance policy.
2.7 Other Drivers
Sometimes, more than one vehicle contributes to the crash. Another driver may:
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Cut in front of the truck
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Slam on their brakes without warning
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Drift into a lane unexpectedly
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Cause a chain-reaction wreck
In that case, liability might be shared among multiple vehicles and their insurers. Your lawyer’s job is to sort this out so you don’t get unfairly blamed.
3. How Missouri’s Comparative Fault Law Affects Your Case
Missouri uses a system called comparative fault. That means:
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Each party’s percentage of fault is weighed.
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Your compensation can be reduced by your own share of fault.
Example:
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Your damages are $500,000.
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A jury finds you 20% at fault and the truck driver and company 80% at fault.
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You can still recover 80% of your damages: $400,000.
Trucking companies and their insurers love comparative fault. They will do everything possible to increase the percentage of blame assigned to you:
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“You were speeding.”
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“You weren’t paying attention.”
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“You changed lanes suddenly.”
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“You could have avoided the crash.”
A skilled Missouri truck accident lawyer at Sansone & Lauber doesn’t just accept these claims. We push back hard with:
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Crash reconstruction
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Black box data
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Scene photos and measurements
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Witness testimony
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Expert analysis
Our goal is simple: Put the blame where it truly belongs — on the negligent truck driver and the companies behind them.
4. How a Missouri Truck Accident Lawyer Proves Liability After an 18-Wheeler Crash
Liability is rarely obvious on day one. It’s proven through evidence — evidence that trucking companies will try to bury, hide, or “lose” if they can.
Here’s how we fight back.
4.1 Preserving and Collecting Critical Evidence
Right after you hire us, we move fast to preserve:
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Black box / ELD data (speed, braking, hours on the road)
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Driver logs and hours-of-service records
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Dispatch and GPS records
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Maintenance and inspection records
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Pre- and post-trip inspection reports
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In-cab and dash camera footage, if available
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Drug and alcohol test results
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Hiring and training records
We send spoliation letters and legal demands that tell the trucking company:
“Do not delete or destroy a single record — we are coming for them.”
Without aggressive preservation, critical evidence can vanish. With it, we can often tell the story of what really happened better than any witness on the side of the road.
4.2 Investigating the Crash Scene
We may:
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Return to the scene to photograph skid marks, gouges, damage, and sightlines
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Use drones or high-resolution mapping tools
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Track down and interview witnesses
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Look for nearby surveillance cameras (gas stations, businesses, traffic cams)
All of this helps us reconstruct the crash and show how the truck driver’s actions (or inaction) caused it.
4.3 Using Experts to Strengthen Your Case
Depending on the complexity, we may work with:
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Accident reconstruction experts
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Trucking safety and FMCSA regulation experts
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Mechanical experts to analyze brakes, tires, or steering
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Human factors experts (fatigue, perception, reaction time)
These experts help us translate technical details into a clear, powerful case that a jury — and an insurance company — can understand.
5. What Happens If You Don’t Have a Lawyer?
If you try to handle an 18-wheeler accident claim on your own, you’re walking into a high-stakes, highly technical fight without tools, experience, or backup.
5.1 The Insurance Company Controls the Story
Without a lawyer:
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They control what evidence they share with you.
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They decide what “really happened.”
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They may deny or minimize their own driver’s mistakes.
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They may say you were the main cause.
5.2 They Push You to Settle Before You Know the Full Damage
You might be offered:
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Payment for the ER visit
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A small amount for pain and suffering
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A quick check if you sign a full release
But what if:
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You later learn you need surgery?
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You can’t go back to your old job?
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You have chronic pain or disability?
Once you sign, your case is over. You get nothing more — even if your life completely changes.
5.3 You Don’t Know Every Liable Party
If you only go after the obvious policy (like the truck driver’s minimum coverage), you may leave hundreds of thousands of dollars — or more — on the table from:
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The trucking company’s larger commercial policy
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Umbrella or excess policies
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The trailer owner’s coverage
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The cargo company or maintenance company
A truck accident lawyer looks at all possible liability so you aren’t stuck with crumbs.
📞 Before you sign anything or accept any offer after an 18-wheeler wreck in Missouri, call Sansone & Lauber at 314-863-0500. One free phone call can protect you from a very expensive mistake.
6. What If I Was Partly at Fault for the 18-Wheeler Accident?
Many people assume:
“If I did anything wrong, I don’t have a case.”
That’s not true under Missouri law.
Because of comparative fault, you can often still recover compensation even if you’re partly at fault — as long as someone else (like the truck driver or company) is also responsible.
Examples where you might still have a strong case:
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You were slightly over the speed limit, but the truck driver ran a red light.
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You merged imperfectly, but the trucker was speeding and texting.
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You were changing lanes, but the 18-wheeler failed to keep a proper lookout.
The trucking company will maximize your share of fault. Our job is to:
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Minimize unfair blame on you
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Highlight the truck driver’s dangerous conduct
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Show how company policies and shortcuts contributed to the crash
Even if you think you were partly at fault, never assume you don’t have a case. Talk to us first.
7. Types of Compensation You Can Seek Once Liability Is Proven
Once we establish who is liable, we fight for every dollar Missouri law allows, including:
7.1 Medical Expenses
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Emergency room and hospital stays
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Surgeries, procedures, and follow-up care
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Physical therapy and rehabilitation
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Medications, injections, and pain management
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Assistive devices (braces, crutches, wheelchair, etc.)
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Future medical care, including surgeries or long-term treatment
7.2 Lost Wages and Loss of Earning Capacity
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Paychecks you’ve already missed
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Time off for appointments and recovery
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Reduced hours or job changes due to injury
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Permanent inability to return to your old job
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Long-term impact on your career and income
7.3 Pain and Suffering
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Physical pain and discomfort
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Emotional distress, anxiety, depression, PTSD
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Loss of enjoyment of hobbies and activities
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Impact on relationships and family life
7.4 Scarring, Disfigurement, and Disability
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Visible scars and deformities
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Loss of function in limbs or senses
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Permanent physical limitations
7.5 Wrongful Death Damages
If a loved one was killed in an 18-wheeler accident in Missouri, eligible family members may seek:
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Funeral and burial costs
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Loss of financial support and benefits
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Loss of companionship, guidance, and services
Your case isn’t just about bills. It’s about your entire life. That’s what we fight for.
8. Strong Next Steps After an 18-Wheeler Accident in Missouri
If you were injured in a truck or 18-wheeler crash anywhere in Missouri — St. Louis, St. Charles, Jefferson County, Franklin County, or any rural highway — here’s what to do now:
Step 1: Get Medical Care and Follow Through
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Go to the ER or urgent care if you haven’t already.
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Be completely honest about all pain and symptoms.
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Follow your doctor’s orders for treatment, therapy, and follow-ups.
Step 2: Don’t Talk Too Much to the Trucking Company or Insurers
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Do not give a recorded statement.
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Do not guess about speed, distances, or fault.
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Do not downplay your pain (“I’m okay now”) — they’ll use it against you.
You can simply say:
“I’m hiring a lawyer. Please talk to my attorney.”
Step 3: Document Your Injuries and Life Changes
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Keep a pain and limitations journal.
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Save all medical bills, records, and receipts.
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Take photos of your injuries, scars, casts, braces, and medical devices.
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Write down how the injuries affect your work, family, and daily life.
Step 4: Call Sansone & Lauber as Soon as Possible
The sooner we get involved:
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The faster we can preserve crucial evidence
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The less chance you’ll say or sign something that hurts your case
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The better we can protect your rights from day one
📞 Call 314-863-0500 right now for a free, no-obligation consultation with a Missouri truck accident lawyer at Sansone & Lauber.
You pay no attorney’s fee unless we win money for you.
9. Final Answer: Who Is Liable for My Injuries After an 18-Wheeler Accident in Missouri?
Liability in an 18-wheeler accident in Missouri can fall on:
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The truck driver
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The trucking company
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The trailer owner
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The cargo loader or shipper
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The maintenance or repair shop
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The truck or parts manufacturer
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Other drivers — and sometimes, more than one of them at the same time
The only way to know who is truly liable for your injuries, and to make them pay what your case is really worth, is to have an experienced Missouri truck accident lawyer investigate and build your case.
You get one shot at your claim.
Don’t give the trucking company and its insurers the advantage.
Talk To Sansone & Lauber Today
If you’re asking, “Who is liable for my injuries after an 18-wheeler accident in Missouri?” that’s your sign to talk to a lawyer now — before you sign away your rights.
📞 Call Sansone & Lauber at 314-863-0500 today for a free consultation.
Let us:
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Identify every liable party,
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Preserve and uncover critical evidence, and
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Aggressively pursue the full compensation you need to rebuild your life after a devastating 18-wheeler crash in Missouri.
You pay no attorney’s fee unless we win money for you.
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