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Clarke County 18-Wheeler Accident Attorneys: Attorney911 Brings 25+ Years of Multi-Million Dollar Trucking Litigation Experience with Ralph Manginello Managing Partner Since 1998 and $50+ Million Recovered Including $5+ Million Brain Injury and $3.8+ Million Amputation Settlements, Former Insurance Defense Attorney Lupe Peña Exposing Insurance Company Tactics From Inside, FMCSA 49 CFR 390-399 Masters Hunting Hours of Service Violations with Black Box and ELD Data Extraction for Jackknife, Rollover, Underride, Tire Blowout and Brake Failure Crashes, Catastrophic Injury Specialists for TBI, Spinal Cord Injury and Wrongful Death, Federal Court Admitted with 4.9 Star Google Rating from 251 Reviews, Free 24/7 Consultation, No Fee Unless We Win, Hablamos Español, Call 1-888-ATTY-911

February 23, 2026 21 min read
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When an 80,000-Pound Truck Changes Everything: Your Guide to 18-Wheeler Accident Claims in Clarke County

The impact was catastrophic. One moment you’re driving through Clarke County on I-35 or navigating the rural highways near Osceola, Woodburn, or Murray. The next, an 80,000-pound semi-truck has destroyed your life. If you’re reading this from a hospital room in Clarke County—or if you’re grieving a loved one who never made it home from a trucking accident on Iowa’s rural roads—you need answers now.

We get it. We’ve spent over 25 years fighting for families just like yours across Iowa and beyond. Ralph Manginello has been holding trucking companies accountable since 1998, and our firm has recovered multi-million dollar settlements for victims of catastrophic trucking accidents. We know the specific dangers lurking on Clarke County’s agricultural highways and interstate corridors. And we know that every hour you wait, evidence disappears.

You don’t pay us unless we win. Call 1-888-ATTY-911 right now for a free consultation. But first, you need to understand what you’re up against.

Why Clarke County 18-Wheeler Accidents Are Different

Clarke County isn’t like Houston or Chicago. When a semi-truck jackknifes on I-35 near the Missouri border, or when an overloaded grain truck rolls over on a county road outside of Osceola, the response times are longer, the medical facilities are more distant, and the trucking companies hope you’ll feel isolated and give up. Don’t.

Iowa sees thousands of commercial vehicle crashes annually, but Clarke County’s unique geography creates specific risks. We’re talking about:

  • Agricultural Corridor Hazards: During harvest season, tractor-trailer traffic increases exponentially on narrow county roads designed for passenger vehicles, not 80,000-pound rigs hauling grain or livestock
  • Winter Weather Extremes: Iowa’s blizzards and black ice make I-35 and Highway 34 treacherous for trucks that haven’t properly maintained their brake systems
  • Rural Emergency Response: While Clarke County has dedicated first responders, distance to Level I trauma centers means injury victims often face critical delays that worsen outcomes
  • Driver Fatigue Zones: Long stretches of rural Iowa highways tempt drivers to violate federal Hours of Service regulations, pushing past the 11-hour driving limit to reach terminals

As client Donald Wilcox told us after we took on his case that another firm rejected: “One company said they would not accept my case. Then I got a call from Manginello… I got a call to come pick up this handsome check.” We don’t turn away complex trucking cases in Clarke County just because they’re hard.

The Physics of Devastation: Why Truck Accidents Cause Catastrophic Harm

Your car weighs about 4,000 pounds. A fully loaded semi-trailer in Clarke County can weigh 80,000 pounds. That’s not just a size difference—that’s a force multiplier that turns fender-benders into fatalities.

When a truck traveling 65 mph on I-35 needs to stop, it requires nearly 525 feet—almost two football fields. By the time that driver realizes traffic is stopped near the Osceola exit, it’s often too late. The resulting crashes cause specific types of devastation we see repeatedly in Clarke County emergency rooms:

  • Traumatic Brain Injuries (TBI): Ranging from $1.5 million to $9.8 million in lifetime care costs
  • Spinal Cord Damage: Often resulting in paraplegia or quadriplegia, with settlements reaching $4.7 to $25.8 million
  • Traumatic Amputations: Common in underride accidents and rollovers, with case values between $1.9 and $8.6 million
  • Severe Burns: From fuel tank ruptures, particularly dangerous on rural roads where fire response is delayed

We’ve secured a $5 million settlement for a traumatic brain injury victim struck by a falling log, and a $3.8 million recovery for a client who lost a limb after a crash followed by medical complications. These aren’t just numbers—they’re the resources families need to rebuild.

Types of 18-Wheeler Accidents We See in Clarke County

Not all truck accidents are the same. In Clarke County, we see distinct patterns based on our agricultural economy and highway geography.

Jackknife Accidents on I-35

When a truck driver slams on the brakes approaching the Hwy 34 interchange near Murray, the trailer swings outward, creating a deadly “V” shape that blocks multiple lanes. These accidents account for roughly 10% of all trucking fatalities nationwide, and they’re common on Iowa’s interstate corridors when drivers misjudge stopping distances.

Jackknifes often result from 49 CFR § 393.48 brake violations or § 393.100 cargo securement failures. When the load shifts, physics takes over. We analyze ECM data, maintenance records, and driver logs to prove the trucking company prioritized speed over safety.

Rollover Crashes on County Roads

Clarke County’s rural roads weren’t designed for today’s massive agricultural equipment and grain haulers. When overloaded trucks take curves too fast on gravel roads or paved county highways, they tip. Empty or lightly loaded trailers are actually more prone to rollover because they lack the weight to stay grounded.

These accidents frequently involve 49 CFR § 392.6 speeding violations or § 393.100-136 cargo securement failures. The driver may have been rushing to meet a delivery deadline at one of Clarke County’s grain elevators, violating the 14-hour duty window under federal law.

Underride Collisions: The Silent Killer

Perhaps the most horrifying crashes occur when a car slides under the trailer of a semi stopped on Clarke County roads. Rear underride guards are required under 49 CFR § 393.86, but they often fail in crashes above 30 mph. Side underride guards aren’t federally mandated at all, meaning there’s no protection when a truck changes lanes on I-35 or makes a wide turn at rural intersections.

These accidents are almost always fatal or result in catastrophic head and neck trauma. We’ve seen decapitations and severe brain injuries from underride crashes. The trucking company will argue you were following too closely, but we dig into their Driver Qualification Files and maintenance records to prove negligence.

Rear-End Collisions: The 40% Problem

Trucks need 40% more stopping distance than passenger vehicles. When a fatigued driver—one who’s been pushing past the 11-hour driving limit under 49 CFR § 395—doesn’t notice traffic stopped at the light on Highway 69 in Osceola, the result is a crushing impact that destroys smaller vehicles.

These cases often involve 49 CFR § 392.11 following too closely violations or § 392.3 operating while fatigued. We subpoena ELD (Electronic Logging Device) data to prove the driver was over hours, and we analyze ECM data to show they never even attempted to brake until impact.

Tire Blowouts and Cargo Spills

Iowa’s extreme temperature variations—scorching summers and frigid winters—cause tire failures. When a steer tire blows on an 18-wheeler traveling 70 mph down I-35, the driver loses control instantly. Under 49 CFR § 393.75, tires must have adequate tread depth (4/32″ on steer tires), and under § 396.13, drivers must inspect them before every trip.

Cargo spills are particularly dangerous in Clarke County during harvest season. When a grain truck loses its load on a county road, following vehicles crash into the debris. 49 CFR § 393.100-136 mandates proper securement capable of withstanding 0.8g forward deceleration forces—meaning the cargo should stay put during hard braking. When it doesn’t, the loading company and driver share liability.

The Ten Parties Who Could Be Liable for Your Clarke County Truck Accident

Most people think they can only sue the truck driver. Wrong. In Clarke County 18-wheeler cases, we investigate every potentially liable party because each represents a different insurance policy—and trucking companies carry between $750,000 and $5 million in coverage.

1. The Truck Driver

Direct negligence includes speeding, distracted driving (violating 49 CFR § 392.82 on mobile device use), fatigue, or impairment. We demand cell phone records and drug test results immediately.

2. The Trucking Company (Motor Carrier)

Under respondeat superior, companies are liable for their employees’ negligence. But we also pursue direct negligence theories:

  • Negligent Hiring: Did they check the driver’s record? We subpoena the Driver Qualification File required under 49 CFR § 391.51
  • Negligent Training: Did they train the driver on winter weather operations specific to Iowa’s conditions?
  • Negligent Supervision: Did they monitor ELD data showing HOS violations?
  • Negligent Maintenance: Did they defer brake repairs to save money?

Our managing partner Ralph Manginello has secured multi-million dollar verdicts against Fortune 500 companies because we don’t just accept the surface story—we dig into corporate safety culture failures.

3. The Cargo Owner/Shipper

When agricultural producers in Clarke County pressure drivers to haul overweight loads or skip safety checks to meet delivery windows, they become liable. We examine bills of lading and loading instructions.

4. The Loading Company

Third-party loaders at grain elevators or distribution centers often fail to properly secure loads or balance weight distribution. Under 49 CFR § 393.100, they’re responsible for ensuring cargo won’t shift.

5. Truck/Trailer Manufacturers

Defective brake systems, faulty underride guards, or stability control failures can trigger product liability claims. We preserve the physical evidence to test for manufacturing defects.

6. Parts Manufacturers

When a tire blowout or brake failure stems from a defective component, the manufacturer is liable. We work with forensic engineers to identify component failures.

7. Maintenance Companies

Third-party mechanics who perform inadequate brake adjustments or use substandard parts can be sued for negligent repair. 49 CFR § 396.3 requires systematic inspection and maintenance.

8. Freight Brokers

Brokers who hire carriers with poor safety records—those with high CSA (Compliance, Safety, Accountability) scores—can be liable for negligent selection. They have a duty to verify the carrier’s insurance and safety history.

9. Truck Owner (If Different from Carrier)

In owner-operator situations, the entity that owns the tractor may be liable for negligent entrustment or maintenance failures.

10. Government Entities

When dangerous road design, inadequate signage on I-35, or poor maintenance of county roads contributes to the crash, state or local entities may share liability. However, Iowa’s notice requirements are strict—another reason to call us immediately.

FMCSA Violations: The Laws That Win Cases

Federal Motor Carrier Safety Administration (FMCSA) regulations are written in blood. Every rule represents a tragedy that could have been prevented. When trucking companies violate these regulations, they’re not just breaking the law—they’re proving their negligence.

Part 391: Driver Qualifications

Before a driver ever gets behind the wheel in Clarke County, they must have:

  • Valid CDL and medical certification (§ 391.41)
  • Clean driving record (verified through § 391.51 inquiries)
  • Proper training and road test certification (§ 391.11)

When companies hire drivers with revoked licenses or medical conditions that affect alertness, they violate Part 391. We obtain the Driver Qualification File for every trucking case.

Part 392: Driving Rules

Drivers cannot:

  • Operate while fatigued or ill (§ 392.3)
  • Use hand-held mobile devices while driving (§ 392.82—prohibits reaching for phones, texting, dialing while seated)
  • Drive under the influence of drugs or alcohol (§ 392.4 and § 392.5—prohibits alcohol within 4 hours of duty)
  • Follow too closely (§ 392.11)
  • Speed (§ 392.6)

Part 393: Vehicle Safety and Cargo Securement

Trucks must have:

  • Properly functioning brakes (§ 393.40-55)
  • Adequate tire tread (§ 393.75—4/32″ minimum on steer tires)
  • Secured cargo capable of withstanding 0.8g deceleration forces (§ 393.100-136)
  • Proper lighting and reflectors (§ 393.11-26)
  • Rear impact guards to prevent underride (§ 393.86)

Part 395: Hours of Service (HOS)

The most commonly violated—and most deadly—regulations:

  • 11-hour driving limit: Cannot drive more than 11 hours after 10 consecutive hours off duty
  • 14-hour window: Cannot drive beyond the 14th consecutive hour after coming on duty
  • 30-minute break: Required after 8 cumulative hours of driving
  • 60/70-hour limits: No driving after 60 hours in 7 days or 70 hours in 8 days

Since December 18, 2017, most trucks must use Electronic Logging Devices (ELDs) to track these hours. This data is objective evidence of negligence—but it can be overwritten in as little as 30 days. That’s why we send preservation letters immediately.

Part 396: Inspection and Maintenance

Motor carriers must:

  • Systematically inspect, repair, and maintain vehicles (§ 396.3)
  • Perform pre-trip inspections (§ 396.13)
  • Document post-trip reports (§ 396.11)
  • Retain maintenance records for 14 months

When brake failures cause crashes—as they do in 29% of truck accidents—it’s usually because the company violated Part 396.

The 48-Hour Evidence Crisis: Why Time Is Your Enemy

Trucking companies don’t wait. While you’re being treated at Clarke County Hospital or being airlifted to Des Moines, the trucking company has already dispatched its “rapid response team” to the scene. They’re not there to help you—they’re there to protect themselves.

Critical evidence disappears fast:

  • ECM/Black Box Data: Can be overwritten in 30 days or with subsequent driving events
  • ELD Hours-of-Service Records: FMCSA only requires 6-month retention
  • Dashcam Footage: Often deleted within 7-14 days unless preservation is demanded
  • Surveillance Video: Nearby businesses typically overwrite recordings in 7-30 days
  • Physical Evidence: The truck may be repaired, sold, or crushed
  • Driver Drug Tests: Must be conducted within specific windows, and positive results have strict retention periods

The moment you hire us, we send a spoliation letter to every potential defendant—the driver, the trucking company, the maintenance shop, the broker. This letter puts them on legal notice that destroying evidence will result in sanctions, adverse jury instructions (the judge tells the jury to assume the deleted evidence was bad for the trucking company), or even default judgment against them.

As our former insurance defense attorney Lupe Peña will tell you: “I used to work for these companies. I watched them train adjusters to minimize claims. Now I use that insider knowledge to fight for Clarke County families.” Lupe’s background gives us an unfair advantage—we know their playbook before they run it.

Your Rights Under Iowa Law: Clarke County Specifics

Iowa law governs your trucking accident case, and timing is everything.

Statute of Limitations: You have 2 years from the date of the accident to file a lawsuit (Iowa Code § 614.1). For wrongful death claims, the clock starts at the date of death. Miss this deadline, and you lose your rights forever—no matter how catastrophic your injuries.

Comparative Fault: Iowa uses modified comparative negligence with a 51% bar rule (Iowa Code § 668.3). This means:

  • If you’re 50% or less at fault, you can recover damages reduced by your fault percentage
  • If you’re 51% or more at fault, you recover nothing
  • Example: If you’re found 20% at fault and your damages are $1 million, you recover $800,000

The trucking company will try to blame you for the accident—we see this tactic constantly in Clarke County cases. We’ll build the evidence to prove their driver was 100% responsible.

Damage Caps: Iowa has no caps on economic or non-economic damages in trucking accident cases. For wrongful death, you can recover:

  • Medical expenses before death
  • Funeral and burial costs
  • Lost future income and earning capacity
  • Loss of consortium (companionship, guidance, support)
  • Mental anguish

Punitive damages are available if the trucking company acted with willful and wanton disregard for safety—such as knowingly keeping a dangerous driver on the road or falsifying logbooks to hide HOS violations.

Frequently Asked Questions: Clarke County Truck Accidents

What should I do immediately after a truck accident in Clarke County?

Call 911 immediately. Even if you think you’re uninjured, the adrenaline may mask serious trauma. Document everything—take photos of the truck’s DOT number (usually on the cab door), the driver’s license plate, the scene, your injuries, and any skid marks. Get witness information. Then, call 1-888-ATTY-911 before you talk to any insurance company.

How much is my Clarke County truck accident case worth?

It depends on the severity of your injuries, the clarity of liability, and available insurance coverage. Trucking companies carry minimum coverage of $750,000 (non-hazmat) to $5 million (hazmat/passengers). We’ve recovered multi-million dollar settlements for TBI, spinal cord injuries, and amputations. The only way to know your case value is through a comprehensive evaluation of your medical damages, lost wages, and pain and suffering.

Can I still recover if I was partially at fault?

Yes, under Iowa’s comparative fault system, as long as you’re not more than 50% at fault. However, your recovery is reduced by your fault percentage. Don’t let the trucking company intimidate you into accepting full blame—let us investigate the ECM data and driver logs to prove the truck driver was primarily responsible.

What if the trucking company offers me a quick settlement?

Don’t sign anything. Initial offers are designed to close claims cheaply before victims realize the full extent of their injuries. We had a client, Angel Walle, who told us: “They solved in a couple of months what others did nothing about in two years.” But “solved” doesn’t mean “rushed.” It means “maximized.” Quick settlements rarely account for future medical needs, ongoing pain, or reduced earning capacity.

How long will my case take?

Simple cases with clear liability and moderate injuries may settle in 6-12 months. Complex cases involving catastrophic injuries, multiple defendants, or disputed liability can take 18-36 months. We’re currently litigating a $10 million lawsuit against the University of Houston involving catastrophic injuries—some cases require time to reach full value, but we work efficiently to resolve cases as quickly as possible without sacrificing results.

Do I need a lawyer if the accident wasn’t my fault?

Absolutely. The trucking company has teams of lawyers and adjusters working from day one to minimize your claim. Our associate attorney Lupe Peña used to work for those insurance companies—he knows they respect one thing: a lawyer who is prepared to go to trial. As client Ernest Cano said: “Mr. Manginello and his firm are first class. Will fight tooth and nail for you.”

What if the driver was an independent contractor, not an employee?

You can still sue both the driver and the company that hired them. Under federal regulations, motor carriers are responsible for the safety of all vehicles operated under their authority, regardless of whether the driver is an employee or independent contractor. Additionally, owner-operators often carry their own insurance policies in addition to the carrier’s coverage.

How do I pay for medical care while my case is pending?

We can help you find medical providers in Clarke County and the Des Moines metro area who will treat you on a “letter of protection” basis—meaning they get paid when your case settles. You should never delay treatment because you’re worried about bills. Your health comes first; the legal process will ensure the negligent party pays.

Can undocumented immigrants file truck accident claims in Iowa?

Yes. Immigration status does not affect your right to compensation for injuries caused by someone else’s negligence. We handle these cases confidentially and compassionately. Hablamos Español—llame a Lupe Peña al 1-888-ATTY-911 para una consulta gratis.

What if my loved one was killed in a Clarke County truck accident?

You may file a wrongful death lawsuit under Iowa Code § 633.336. The estate representative can recover damages for medical expenses, funeral costs, lost future income, and loss of consortium. In Iowa, spouses, children, and parents have priority to bring these claims. Time is critical—contact us immediately to preserve evidence and protect your family’s rights.

Why Clarke County Families Choose Attorney911

When you’re facing the aftermath of an 18-wheeler accident, you don’t need just any lawyer—you need a fighter. Here’s why families across Iowa and Clarke County trust Ralph Manginello and our team:

25+ Years of Trial Experience: Since 1998, Ralph has been taking on the largest trucking companies and winning. He’s admitted to the U.S. District Court for the Southern District of Texas and the Texas State Bar (Bar #24007597), giving him federal jurisdiction when trucking cases involve interstate commerce.

Former Insurance Defense Attorney on Your Side: Lupe Peña spent years working for national insurance defense firms. He watched adjusters minimize claims, saw how they train their people to lowball victims, and learned their valuation algorithms. Now he uses that insider knowledge to fight FOR you. That’s an advantage other firms simply can’t match.

Multi-Million Dollar Results: We’ve recovered $50 million+ for our clients, including a $5 million traumatic brain injury settlement and a $3.8 million amputation recovery. We’re currently pursuing a $10 million lawsuit involving catastrophic hazing injuries—demonstrating our willingness to take on complex, high-stakes litigation.

Fortune 500 Experience: We’ve gone toe-to-toe with the world’s largest corporations, including BP in the Texas City Refinery explosion litigation that resulted in over $2.1 billion in total industry settlements. We don’t back down from deep-pocketed defendants.

Three Office Locations: With offices in Houston (1177 West Loop S, Suite 1600), Austin (316 West 12th Street), and Beaumont, we serve trucking accident victims across Texas and beyond—including Iowa. We offer remote consultations and travel to you when necessary.

4.9-Star Google Rating: Our 251+ reviews speak for themselves. Chad Harris wrote: “You are NOT a pest to them and you are NOT just some client… You are FAMILY to them.” Glenda Walker added: “They fought for me to get every dime I deserved.”

Contingency Fees—No Risk to You: You pay nothing unless we win. No upfront costs. We advance all investigation expenses, from ECM data downloads to expert witnesses. Standard fees are 33.33% pre-trial and 40% if we go to trial—industry standards that ensure you keep the majority of your recovery.

Spanish Language Services: Lupe Peña is fluent in Spanish and provides direct representation without interpreters. Hablamos Español.

The Call That Changes Everything

The trucking company has lawyers. Their insurance adjuster has already started building a case against you. The evidence is disappearing. Your medical bills are growing. And the clock is ticking on Iowa’s 2-year statute of limitations.

You have a choice: accept whatever lowball offer theyEventually make, or fight for every dollar you deserve.

We’re not a mill firm that treats you like a case number. We treat you like family. We investigate deeper. We litigate harder. And we win bigger.

Don’t let them push you around. Call Attorney911 now at 1-888-ATTY-911 (1-888-288-9911) or (713) 528-9070. Ralph Manginello and Lupe Peña are standing by to protect your rights, preserve the evidence, and build the case that gets you back on your feet.

Your fight starts with one call. Make it now.

Attorney911 | The Manginello Law Firm, PLLC
Serving Clarke County and all of Iowa
Free Consultations | No Fee Unless We Win

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