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City of Euless Trampoline Park Injury & Pediatric Catastrophic Accident Attorneys at Attorney911 of Houston TX Lead 25-Year Litigation for Victims of Urban Air Sky Zone Altitude & DEFY with the Waiver-Defeat Edge of Former Recreational-Defense Attorney Lupe Peña & Federal Court Admitted Ralph Manginello Using the Damion Collins $15.6M Arbitration & Cosmic Jump $11.485M Verdict Benchmarks to Hold Unleashed Brands Seidler Equity & Palladium Accountable for ASTM F2970 / EN ISO 23659:2022 Breaches Pediatric SCIWORA TBI & Salter-Harris Growth Plate Fractures from Cook Childrens to the Courtroom Including Backyard Jumpking Skywalker & Springfree Manufacturer Defects and Sky Rider Zip Line Failures Through 1-888-ATTY-911 and Hablamos Español No Fee Unless We Win

April 26, 2026 22 min read
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“His feet hit the mat, and almost instantly his knees buckled down, and he just let out the worst scream that you could ever have heard from a child.”

Those are the words of Kati Hill, a Texas mother whose three-year-old son, Colton, suffered a broken femur at a trampoline park. Her story, shared over 240,000 times on social media, represents the nightmare we see families in City of Euless facing every weekend. We represent those families. We represent the children. We represent the parent standing at a hospital bedside in a Tarrant County trauma bay, watching a surgeon explain what happens when a growth plate is destroyed at age nine.

What happened to your child in City of Euless wasn’t an accident—it was the predictable output of a business model that prioritizes throughput and profit over pediatric safety. For over 25 years, the team at Attorney911, led by Ralph Manginello, has fought for victims of catastrophic injuries. We’ve gone head-to-head with Fortune 500 corporations like BP, Walmart, and Amazon. The parent conglomerates behind national trampoline park chains in City of Euless don’t scare us. We’ve spent decades holding institutional defendants accountable when their “systems” fail the people they were designed to protect.

If your child was injured at a trampoline park in City of Euless or the surrounding DFW metroplex, you need to understand one thing immediately: that piece of paper you signed at the kiosk is NOT an automatic shield for the park. Texas courts have a history of voiding these waivers, especially when gross negligence is involved. In Harris County, a jury awarded $11.485 million—including $6 million in punitive damages—against the operator of Cosmic Jump after a teenager fell through a torn slide onto concrete. The waiver was signed. The jury found gross negligence anyway.

That is the largest reported jury verdict against a U.S. commercial trampoline park, and it happened right here in Texas. It is exactly the kind of case we are built to handle. At Attorney911, we bring a strategic edge most firms can’t match: our team includes an attorney, Lupe Peña, who used to sit on the other side of the table—defending insurance companies and recreational businesses against these exact claims. He knows which waiver clauses are full of holes and how adjusters try to minimize your child’s pain.

Your child’s recovery depends on what happens in the next few days. Park surveillance video in City of Euless is often overwritten in as little as 7 to 30 days. Incident reports get “revised.” Foam pits get refilled. We act faster than the park’s risk management team. When you retain us, our spoliation letter goes out within 24 hours to freeze the evidence in place.

Call 1-888-ATTY-911. Hablamos Español. Our firm works on a contingency fee basis, meaning you pay nothing unless we win. We advance every expense—the biomechanical engineers, the pediatric orthopedic consultants, and the ASTM compliance experts—to ensure your child’s future is protected.

The Reality of Trampoline Park Hazards in City of Euless

City of Euless sits in the heart of Tarrant County, which is essentially “ground zero” for the trampoline park industry. Urban Air Adventure Park is headquartered just minutes away in Grapevine, and Altitude Trampoline Park is headquartered in Fort Worth. This proximity means City of Euless families have access to some of the densest trampoline park markets in the world, but it also means local residents are the primary testing ground for the industry’s newest, and often most dangerous, attractions.

The numbers are staggering. A documented regional aggregate from the Fort Worth Star-Telegram uncovered approximately 500 injuries across 21 trampoline parks in the DFW area over a seven-year period. These aren’t just bumps and bruises; they are permanent, life-altering traumas. Nationally, the American Journal of Roentgenology (AJR) reported in 2024 that up to 1.6% of all pediatric emergency department trauma visits are now trampoline-related.

When you walk into an Urban Air, Sky Zone, or Altitude in the City of Euless area, you see a facility marketed as “safe family fun.” What you don’t see are the business decisions that make those parks inherently dangerous. High turnover among teenage staff—often 130% to 150% annually—means the “court monitor” watching your child likely has less training than the person making your coffee.

We’ve seen what happens when the industry’s own standards, like ASTM F2970, are treated as suggestions rather than rules. When one monitor is tasked with watching 50 jumpers, or when a 200-pound adult is allowed on the same court as a 50-pound child, catastrophic injury isn’t a possibility—it’s an inevitability.

Learn more about immediate steps in our video guide: I’ve Had an Accident — What Should I Do First?

The Physics of Failure: Why Children Get Hurt in City of Euless

A trampoline is an energy storage and return device. When used correctly by a trained athlete, it is a tool. When used by a child in an unmonitored commercial park in City of Euless, it can become a weapon. Physics don’t negotiate, and they don’t care about the waiver you signed.

The Double-Bounce Multiplier

The most common mechanism of injury we see in City of Euless is the double-bounce. When a heavier jumper (an adult or a teenager) lands on the trampoline mat at the same moment a smaller child is pushing off, the kinetic energy is transferred toward the smaller jumper. This can multiply the launch force by up to 4x. The child isn’t jumping anymore; they are being catapulted.

Children’s bones are biomechanically distinct. They are more pliable than adult bones, but they contain growth plates (physes) that are structurally weak. A double-bounce launch often leads to “trampoline fractures”—proximal tibial metaphyseal buckle fractures—or, worse, Salter-Harris growth plate injuries. These fractures can lead to permanent limb-length discrepancies that don’t manifest until the child reaches skeletal maturity years later.

Foam Pit Submerged Entrapment and Cervical Trauma

Foam pits in City of Euless parks look like soft landing zones. In reality, they are often reservoirs of compacted, degraded polyurethane blocks. If the pit depth fails to meet the ASTM F2970 spec because the foam hasn’t been rotated or replaced, a jumper can strike the hard floor beneath.

We also see cases of vertebral artery dissection, often misdiagnosed as “panic attacks” in the ER. This is a spinal-cord stroke caused by the rotational shear of a bad landing. The viral Elle Yona case from 2024, which reached 27.4 million views on TikTok, documented this exact mechanism. A teen doing flips into a foam pit experienced sudden back pain and progressed to C4 incomplete quadriplegia.

Equipment and Design Defects

Manufacturing defects are a silent threat to City of Euless backyards and commercial courts alike. Whether it’s a Jumpking, Skywalker, or Springfree in your backyard, or the interconnected courts at a park, equipment fails.

  • Net Enclosure Failure: UV degradation from the intense Texas sun can make polypropylene netting brittle. When a jumper strikes the net, it doesn’t catch them—it tears, leading to a fall onto concrete or hard decking.
  • Mat-to-Frame Gaps: A California jury recently awarded $905,000 for a knee injury caused by a gap between the trampoline bed and the perimeter padding. These gaps are maintenance failures that trap feet and snap tibias.

With 25+ years of experience, Ralph Manginello knows that proving these cases requires more than just showing an injury. It requires a biomechanical reconstruction of the energy transfer. We advance the costs for these experts because we know they are the difference between a dismissed claim and a multi-million-dollar recovery.

If you are dealing with the aftermath of a trampoline incident, call 1-888-ATTY-911. We answer 24/7.

Safety Standards: The Floor That City of Euless Parks Ignore

The trampoline industry is largely self-regulated, meaning they wrote the rules themselves to avoid government oversight. Even when they set the bar themselves, they often choose to stay beneath it to protect their margins.

ASTM F2970: The Commercial Benchmark

ASTM F2970 is the standard practice for the design, operation, and maintenance of commercial trampoline courts. It requires specific attendant-to-jumper ratios, age-separated jumping zones, and rigorous daily inspection logs. In Europe, a mandatory standard (EN ISO 23659:2022) governs these facilities. In the U.S., it’s mostly voluntary. In City of Euless, a park’s failure to follow its own industry’s safety floor is evidence of negligence.

We know these standards better than the park’s operations managers do. When we depose a manager at an Euless-area park, we cite the exact sections of F2970 they violated—whether it was failing to rotate foam blocks or allowing “Wipe-Out” mechanical arms to operate at unsafe speeds.

The AAP Policy and Foreseeability

The American Academy of Pediatrics (AAP) has been warning parents since 1999 that trampolines should not be used for recreation at home or in parks. They reaffirmed this in 2012 and 2019. This means when an injury happens in a City of Euless backyard, the manufacturer cannot claim they didn’t know the risk. They have had over 25 years of medical consensus telling them their product maims children.

We recently litigated a $10 million lawsuit involving rhabdomyolysis and acute kidney failure—the same catastrophic muscle breakdown we see in children who are allowed to bounce for 90 minutes straight in hot, unventilated City of Euless parks. We know the medicine, and we know how to document the failure to warn.

Who is Responsible for a City of Euless Trampoline Injury?

One of the first things a trampoline park’s insurance adjuster will tell you is that the local park is “independently owned and operated.” They want you to believe that “Sky Zone” or “Urban Air” is just a name on the building and that the deep-pocketed corporate parent isn’t responsible.

They are wrong. Our firm performs what we call “corporate archeology.” We peel back the layers to identify every liable party in your City of Euless case:

  1. The Operator LLC: The immediate entity running the park.
  2. The Franchisee: The owner who may operate multiple locations across Tarrant County.
  3. The Franchisor: Large entities like Sky Zone Franchising LLC or UATP Management LLC. In the milestone Damion Collins v. Urban Air case (September 2023), the franchisor was held responsible for 40% of a $15.6 million award because of a “systemic failure” to implement safety changes.
  4. The Corporate Parent: These chains are often backed by private equity giants like Palladium Equity Partners or Seidler Equity Partners. They hire firms to protect their $642 million systemwide sales. We hire experts to pierce their corporate veils.
  5. Equipment Manufacturers: If a frame weld failed on your Jumpking or the harness unclipped at an Euless climbing wall, the manufacturer (like Ropes Courses Inc.) is on the hook.

Our founder, Ralph Manginello, has spent his career holding multi-billion-dollar entities accountable. We don’t just sue the local LLC; we go upstream to where the money lives.

Dismantling the Waiver Defense in City of Euless

“But I signed the waiver.” We hear this from nearly every parent who calls from City of Euless. The insurance company wants you to believe that a signature on an iPad ended your legal rights before your child ever stepped onto the mat.

In Texas, the waiver is not an absolute wall. It is a hurdle, and we know exactly how to clear it.

The Gross Negligence Carve-Out

Under Texas law (Moriel and CPRC § 41.001), no waiver can release a defendant from “gross negligence”—conduct that involves an extreme degree of risk that the defendant was subjectively aware of and chose to ignore. If a City of Euless park knew a mat was torn (as in the Cosmic Jump case) or that staff were instructed to not call 911 (a pattern documented at Urban Air Southlake), that is gross negligence. The waiver doesn’t apply.

The Munoz Doctrine: Minor Rights in Texas

The seminal case Munoz v. II Jaz Inc. established that in Texas, a parent cannot bind a minor child to a pre-injury waiver of their personal injury claim. While the parent might waive their own right to recover medical bills they paid, the child’s own right to sue for their permanent impairment, pain, and suffering survives. In 2025, the Pennsylvania Supreme Court (Santiago/Shultz) took this even further, ruling parents can’t bind kids to arbitration. While Texas is more nuanced (Cerna v. Pearland Urban Air), we use every available precedent to keep your child’s case in court and in front of a jury.

The Bilingual-Formation Victory

If your family’s primary language is Spanish and the City of Euless park presented you with an English-only iPad waiver and pressured you to “sign fast so the kids can jump,” you may not have formed a valid contract. The Delfingen US-Texas v. Valenzuela doctrine allows us to attack waivers signed without meaningful understanding. Our associate attorney, Lupe Peña, handles these cases directly in Spanish.

Hablamos Español. Llame al 1-888-ATTY-911. Lupe Peña habla con usted directamente—sin intérpretes.

Catastrophic Pediatric Injuries: The True Cost of a City of Euless Bounce

A “broken leg” at a trampoline park is almost never just a broken leg. In City of Euless, we see injuries that change the entire trajectory of a child’s life.

Salter-Harris Growth Plate Fractures

When a child’s ankle or knee is twisted during a double-bounce, the fracture often extends through the growth plate (physis). If this is not managed by an elite pediatric orthopedic surgeon, the bone may stop growing or grow at an angle. Your child may need a decade of monitoring, corrective osteotomies, or live with a permanent limb-lengthening discrepancy.

SCIWORA – The Invisible Threat

Spinal Cord Injury Without Radiographic Abnormality (SCIWORA) is a pediatric phenomenon where the spinal cord is stretched or compressed, but the X-rays and CT scans look “normal.” Because children’s spines are so flexible, the cord can be permanently damaged without a bone breaking. If your child has neck pain, numbness, or “pins and needles” after a foam pit landing in City of Euless, demand an MRI.

Rhabdomyolysis and The University of Houston Bridge

Extended jumping on hot DFW afternoons causes a condition called rhabdomyolysis. Muscle tissue breaks down and floods the bloodstream with myoglobin, which then clogs the kidneys. We currently litigate a $10 million lawsuit against a major university involving this exact pathology. We know the lab values—like Creatine Kinase (CK) levels exceeding 50,000 U/L—and we know how to prove that the park’s failure to provide water and rest breaks directly caused myonecrosis and acute kidney failure.

Learn more about settling these claims: The Ultimate Guide to Settlements or How Do Insurance Companies Calculate Pain and Suffering?

Why You Must Act within 48 Hours in City of Euless

Evidence in trampoline park cases has a “half-life.” Every hour you wait after an injury at a City of Euless park, the defense gains an advantage.

  • 7 to 30 Days: Most digital video recorders (DVRs) at City of Euless parks overwrite footage on a rolling cycle. Once that video is gone, proving that the monitor was on their phone becomes immensely harder.
  • 72 Hours: Waiver kiosk databases often purge version history. We need to know exactly which version of the “contract” was live when you tapped the screen.
  • The “Final” Report: The park’s risk management team often revises the initial incident report. We want the first version—the one the teenager wrote before the corporate office told them how to “sanitize” it.

Our spoliation letter is not a form. It is a forensic demand that identifies every camera angle, training file, and maintenance log. We protect your case in City of Euless before the park can bury the truth.

As client Chad Harris said, “You are NOT just some client… You are FAMILY to them.” That starts with protecting your child’s evidence on Day One.

High-Income Damages and Life-Care Planning

In a major metro like DFW and City of Euless, the economic loss from a catastrophic pediatric injury is massive. We don’t just ask for medical bills. We build a Life-Care Plan (LCP) that anchors your case in high-income reality.

A severe pediatric brain injury or spinal injury in City of Euless isn’t just about the next year—it’s about the next 70 years. We work with forensic economists and life-care planners to calculate:

  • Lost Earning Capacity: What would your child have earned as a professional in the DFW economy?
  • Future Medical Care: Home modifications, wheelchairs, 24/7 nursing care, and specialized school accommodations.
  • The “Hidden” Costs: Post-splenectomy OPSI risks, lifetime vaccine cadences, and the psychological impact of PTSD.

We’ve seen settlements for catastrophic spinal injuries reach into the $15 million range in national trampoline verdicts. We prepare every case as if it’s going to trial because that’s the only way to get the insurance company to pay what your child actually needs.

Learn more: What Is Fair Compensation for Pain and Suffering?

Adjacent Attractions: The New Danger in City of Euless

Many “trampoline parks” in the City of Euless area have recently pivoted to becoming family entertainment centers (FECs). They are bolting on attractions that carry equal or greater risk.

  • Sky Rider Ziplines: A six-year-old was strangled by a zipline cord in a documented Urban Air pattern across multiple states (Newnan, GA; Bloomingdale, IL).
  • Climbing Walls over Concrete: The Matthew Lu fatality in North Carolina occurred because an employee failed to secure a harness. The wall sat over concrete, not padding. These attractions are common in DFW.
  • Electric Go-Karts: On December 6, 2025, six-year-old Emma Riddle was killed when a go-kart surged forward without input.

The waiver you signed for a “trampoline park” may not even cover these adjacent attractions. We attack the scope of the waiver whenever these non-trampoline features cause harm in City of Euless.

Frequently Asked Questions for City of Euless Families

What should I do if my child broke their leg at Sky Zone in City of Euless?

Get medical care immediately, specifically at a facility capable of identifying growth plate damage. Photograph the court monitor’s location and any torn padding. Do NOT accept any “refund” that requires a signature. Call us at 1-888-ATTY-911 within 24 hours so we can preserve the surveillance video before it’s deleted.

Can I sue Urban Air in City of Euless if I signed a waiver?

Yes. Texas law has “fair notice” and “express negligence” requirements that most iPad waivers fail to meet. Furthermore, under the Munoz doctrine, you generally cannot waive your minor child’s own right to sue for their injuries.

How long do I have to sue a trampoline park in Texas?

The standard statute of limitations is 2 years from the date of injury. However, for a minor under 18, the clock typically doesn’t start until their 18th birthday, meaning they have until age 20. But warning: while the legal deadline is years away, the evidence deadline is days away. If the video is deleted in 7 days, you may lose the case long before the statute of limitations is even close.

Is my child’s headache after a City of Euless trampoline accident normal?

No. A headache after a fall or collision can be a sign of a concussion (TBI). Children are also at risk for “Second Impact Syndrome” if they return to jumping after an undetected concussion. Get them evaluated by a neurologist. Learn more: Is a Headache Normal After an Accident?

How much money can my family get for a trampoline injury settlement?

Every case is unique, but successful catastrophic injury settlements range from $500,000 for complex fractures to over $10 million for permanent spinal or brain injuries. We look at every insurance layer, including the $1M primary and multi-million dollar umbrella and excess towers.

Why is the trampoline park insurance company offering us money so fast?

They are likely offering “Med-Pay,” which is usually a small amount (like $3,000) intended to get you to sign a release. Once you sign that release and cash that check, you lose the right to sue for millions in actual damages. Never sign anything without us reviewing it first.

Who is responsible when a trampoline park attendant doesn’t watch?

The park operator, the franchisee, and the franchisor are all liable under “negligent supervision” and “respondeat superior” theories. If the park chose to understaff the court to save money, they are responsible for the outcome.

What happens if the trampoline park’s surveillance video is missing?

This is a common tactic. In a Georgia case (Mathew Knight), a jury awarded $3.5 million after the defense video “glitched” at the exact moment of injury. We hire digital forensic examiners to determine if the video was intentionally destroyed or poorly handled.

Can I sue if the waiver was in English and we don’t read English?

Yes. Under the Delfingen doctrine in Texas, a waiver signed by someone who couldn’t understand the language because it wasn’t offered in Spanish is often unenforceable. Lupe Peña handles these cases for our Spanish-speaking neighbors in City of Euless.

How much does a trampoline park lawyer cost?

At Attorney911, we work on a contingency fee. You pay $0 upfront. We take a percentage of the final recovery. If we don’t win, we don’t get paid. We even advance the high costs of expert witnesses and digital forensics.

Why Choose Attorney911 for Your City of Euless Case?

Most personal injury firms treat a trampoline case like a garden-variety slip-and-fall. They don’t know that ASTM F2970 exists, they’ve never heard of SCIWORA, and they don’t know how to pierce the franchisor’s corporate shield.

We are different.

  1. Ralph Manginello’s 25+ Years: Our managing partner has spent two decades making multi-billion-dollar corporations pay.
  2. The Defense Insider Advantage: Lupe Peña knows their playbook because he used to write it. He knows when an adjuster is lying and when a waiver is unenforceable.
  3. The UH Rhabdo Bridge: We are current litigating a $10 million acute kidney failure case. We have the expert medical team ready to prove rhabdomyolysis in City of Euless cases.
  4. No-Fee Guarantee: We advance all costs. Your child’s recovery fund stays untouched while we build the case for a life-care plan.
  5. Verified Results: As client Donald Wilcox said, “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.”

What happened to your child in City of Euless wasn’t an accident—it was the predictable output of a system. The AAP has been warning about trampolines since 1999. ASTM F2970 was written by the trampoline park industry itself to establish a safety floor. The park operated below that floor to hit a margin target. The waiver you signed at the kiosk was drafted by corporate counsel who know it wouldn’t hold in most Texas courts. The surveillance is engineered to overwrite before most families ever find a lawyer.

We were built for exactly this fight.

Your child’s case is decided by what gets preserved this week. The DVR overwrites in 7 to 30 days. The waiver kiosk database purges on cycles as short as 72 hours. The attendant transfers. The foam pit refills. The incident report gets “revised.” Our spoliation letter goes out within 24 hours of your call.

Call 1-888-ATTY-911. Hablamos Español. No fee unless we win. The case starts today.

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