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Blog | City of Corinth

City of Corinth Trampoline Park Injury Attorneys Attorney911 of Houston TX Ralph P Manginello 25 Years Defeating Sky Zone Urban Air Altitude DEFY Waivers with Former Defense Insider Lupe Peña Cosmic Jump 11.485M Harris County Verdict Damion Collins 15.6M Urban Air Arbitration Active 10M University of Houston Rhabdomyolysis Lawsuit Pediatric TBI SCIWORA Salter-Harris Growth Plate Spinal Injury Experts ASTM F2970 EN ISO 23659 2022 Standards Mastery Sky Zone Inc Palladium Equity Unleashed Brands Seidler Equity Corporate Liability Specialists Backyard Jumpking Skywalker Springfree Manufacturer Defects Tex Fam Code 153.073 Signer Authority Defeat Delfingen Bilingual Waiver Attack Beaumont v Geter Legal Precedent 24/7 Free Consultation No Fee Unless We Win 1-888-ATTY-911

April 25, 2026 17 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 mother who watched her three-year-old son Colton suffer a broken femur at a trampoline park. Her story, shared over 240,000 times on social media, resonates with every parent in the City of Corinth who has stood at a hospital bedside in Denton or Dallas. You went for a birthday party. You went to let them burn off energy on a hot North Texas afternoon. You signed the waiver at the kiosk because the line was long and the kids were excited.

Then, in two seconds, the double-bounce happened. Or the harness on the climbing wall wasn’t clicked. Or your child disappeared beneath the foam blocks in a pit that hadn’t been refilled in months.

We are The Manginello Law Firm — Attorney911. We represent families in the City of Corinth and across Texas whose lives have been upended by the predictable, preventable output of a multi-billion-dollar industry that puts profit margins ahead of pediatric safety. Our managing partner, Ralph Manginello, has spent over 25 years holding corporate giants accountable. Our team includes a former insurance defense attorney, Lupe Peña, who used to write the very waivers these parks use to frighten parents into silence.

If your child was injured at a trampoline park in the City of Corinth or on a backyard trampoline in Denton County, you are likely feeling a mix of terror and guilt. You might think the waiver you signed ended your case before it began. You might believe the insurance adjuster when they say it was a “freak accident.”

They are wrong. In the City of Corinth, we establish the truth: these injuries are business decisions. When a park in the City of Corinth operates below the safety floor established by ASTM F2970 to save on labor costs, they aren’t just being “careless.” They are gambling with your child’s spine.

We were built for this fight. From our experience in the BP Texas City refinery litigation to our active $10 million lawsuit against the University of Houston involving rhabdomyolysis — the same muscle breakdown we see in trampoline crush injuries — we have the medical experts, the biomechanical engineers, and the courtroom experience to pierce the corporate shield.

Call us at 1-888-ATTY-911. Hablamos Español. Your child’s recovery fund starts with the evidence we preserve today.

What Really Happened: The Physics of Injury in the City of Corinth

When we investigate an accident in the City of Corinth, we don’t look at it as a misfortune. We look at it through the lens of physics and industry standards. The trampoline park industry drafted its own safety floor, known as ASTM F2970. When a facility serving the City of Corinth violates these standards, they are violating the duty of care they owe to your family.

The Double-Bounce: A Catapult in the City of Corinth

The most common catastrophic mechanism we see is the double-bounce. Imagine a 200-pound adult jumping near a 60-pound child from the City of Corinth. When the heavier jumper lands just as the child is pushing off, the kinetic energy stored in the trampoline mat transfers to the smaller jumper.

This physics multiplies the child’s launch force by up to 4x. The child isn’t jumping anymore; they have become a projectile. This is why ASTM F2970 requires parks to enforce age and weight separation. When a park in the City of Corinth allows a teenager to bounce on the same bed as a toddler, they are inviting a comminuted femoral shaft fracture or a shattered tibia.

Foam Pit Traps and Shallow Landings

Foam pits in the City of Corinth are marketed as “soft landings,” but they are often the site of permanent paralysis. The mechanism is simple: the jumper enters head-first and their head wedges between foam blocks. As the head stops, the body’s momentum continues, causing axial compression of the cervical spine.

The American Academy of Pediatrics (AAP) has warned about this since 1999. It is precisely why many parks are now replacing foam pits with airbags. A park in the City of Corinth that still uses a deep foam pit must maintain fill levels and rotate blocks to prevent compaction. If they don’t, your child hits the hard floor beneath. In one case, a 30-year-old father, Ty Thomasson, died after a backflip into a foso that was only 2 feet, 8 inches deep — less than half the recommended depth.

The City of Corinth’s Regulatory Gap

You deserve to know the truth about the law in the City of Corinth. Texas has NO statewide trampoline park safety act. There is no state licensing, no mandatory inspections of trampoline decks, and no requirement for parks in the City of Corinth to report injuries to the government.

In the City of Corinth, the only thing standing between a park’s cost-cutting measures and your child’s safety is the threat of a lawsuit. We use the City of Corinth’s premises liability framework to prove that the park had subjective awareness of a risk and proceeded with conscious indifference. That is the definition of gross negligence in Texas, and it is how we defeated a waiver in the Cosmic Jump case, where a Houston jury awarded $11.485 million.

The clock is ticking on the evidence in your City of Corinth case. Surveillance video is often overwritten in as little as 7 to 30 days. Call 1-888-ATTY-911 now so we can send a spoliation letter to the park today.

Who is Responsible for the Injury in the City of Corinth?

When a child from the City of Corinth is hurt at a park like Sky Zone or Urban Air, the insurance companies play a shell game. They want you to think you can only sue the local LLC with a small insurance policy. We know better. We trace the money upstream through five corporate layers.

The 5-Layer Defendant Stack

  1. The Operator LLC: The specific business in the City of Corinth area running the park.
  2. The Franchisee: The multi-unit owner who may operate several parks across North Texas.
  3. The Franchisor: Corporate entities like Sky Zone Franchising LLC or Urban Air Franchise Holdings. They mandate the training manuals and the safety standards.
  4. The Parent Company: Corporations like Sky Zone, Inc. (formerly CircusTrix) or Unleashed Brands.
  5. The Private Equity Sponsor: The deep pockets behind the brands, such as Palladium Equity Partners or Seidler Equity Partners.

In a City of Corinth case, if the local operator was understaffed, it was often because the private equity sponsor demanded a specific margin. We don’t just sue the teenager who wasn’t watching the court; we sue the executives who made it impossible for that teenager to do their job.

The “Don’t Call 911” Protocol

There is a disturbing pattern among trampoline parks across the country, including documented reports at an Urban Air in Southlake, near the City of Corinth. Parents have reported that staff are specifically instructed by management to NOT call 911 and to downplay injuries.

If your child was hurt in the City of Corinth and the manager handed you a ice pack and a waiver instead of calling an ambulance, that is evidence of a systemic failure. It reflects a corporate culture that values “brand protection” over your child’s life. We use these patterns to build a case for punitive damages designed to deter this behavior in the City of Corinth and beyond.

Backyard Trampolines and Product Defects

Not every injury happens at a commercial park. Backyard trampolines across the City of Corinth produce over 200,000 injuries a year. If your child was hurt on a neighbor’s trampoline in the City of Corinth, the Attractive Nuisance doctrine may apply. Texas law holds homeowners accountable when a hazardous condition attracts children who cannot appreciate the risk.

Furthermore, we investigate the manufacturers. Brands like Jumpking, Skywalker, and Bouncepro have extensive CPSC recall histories for frame weld failures and netting tears. If a defective net gave way in a City of Corinth backyard, we look for evidence of a design defect or a failure to warn.

Whether it was a park in the City of Corinth or a backyard up the street, the injury was foreseeable. Call 888-ATTY-911. We advance all costs for biomechanical engineers and pediatric specialists. You pay nothing unless we win.

The Waiver is Not a Wall in the City of Corinth

“I signed a waiver.” We hear this from every parent in the City of Corinth who calls our office. They are often surprised to learn that in Texas, that piece of paper is full of holes.

Why the City of Corinth Courts Void Waivers

Our associate attorney, Lupe Peña, knows this better than anyone. He used to sit on the other side of the table defending recreational businesses. He knows that Texas courts have a high bar for waivers.

  1. The Munoz Doctrine: In the landmark case Munoz v. II Jaz Inc., a Houston court ruled that a parent cannot bind a minor child to a pre-injury waiver. While the parent might waive their own right to sue, the child’s personal claim for their own injuries survives.
  2. Gross Negligence: Waivers in Texas generally cannot release a company from gross negligence. When we show that a park in the City of Corinth ignored ASTM F2970, we move the case into a category where the waiver no longer applies.
  3. The Dresser Rule: Under Texas law, a waiver must be “conspicuous.” If the release was buried in a 20-page digital agreement on a kiosk in the City of Corinth, or if the word “negligence” didn’t appear in bold, contrasting font, it fails the Fair Notice test.
  4. Bilingual Challenges: If your family’s primary language is Spanish and you were pressured to sign an English-only waiver at a park in the City of Corinth, the Delfingen doctrine may render it unenforceable.

Arbitration is Not a Dead End

Many parks try to force City of Corinth families into private arbitration. They think this will keep the case quiet and the award low. They haven’t met us. In the Damion Collins v. Urban Air case, a Kansas arbitrator found the waiver unenforceable and awarded $15.6 million for a quadriplegia injury. We treat arbitration with the same aggression we bring to a Harris County or Denton County jury.

Don’t let the park manager in the City of Corinth tell you that you have no rights. That isn’t a legal opinion; it’s a defensive tactic. Call 1-888-ATTY-911 for a free, confidential look at your waiver.

Catastrophic Pediatric Injuries in the City of Corinth

Trampoline injuries in the City of Corinth are biomechanically distinct. Because a child’s bones aren’t fully ossified, they break differently than adults. We coordinate with the Level 1 pediatric trauma centers serving the City of Corinth to document these lifelong damages.

Salter-Harris: The Growth Plate Danger

A child from the City of Corinth who suffers an ankle or knee fracture may have a Salter-Harris injury. This is a fracture through the growth plate. If not treated by a specialist, the bone may stop growing or grow at an angle, leading to a permanent limb-length discrepancy. We look ahead ten years to ensure your settlement covers the corrective surgeries your child may need at age 14 because of an injury at age 6.

SCIWORA and Cervical Trauma

Children in the City of Corinth are also vulnerable to SCIWORA — Spinal Cord Injury Without Radiographic Abnormality. A child may land on their head at a park in the City of Corinth, have a “normal” X-ray in the ER, and then develop paralysis hours later. The pediatric spine is flexible enough to stretch the spinal cord to the point of ischemia without breaking a bone. This is a medical emergency that requires an MRI and a legal team that understands the medicine.

Rhabdomyolysis: The Multi-Hour Jump Risk

Our active $10 million UH hazing case in Houston has made us experts in rhabdomyolysis. We see this in the City of Corinth when children jump for 90 to 120 minutes in a hot indoor facility without hydration. The muscles literally begin to dissolve, releasing myoglobin into the blood.

If your child has dark, cola-colored urine after a park visit in the City of Corinth, their kidneys are in danger. This is a failure of supervision and a failure to provide a safe environment. We apply the same medical experts from our UH case to these trampoline “rhabdo” incidents.

We represent families, not just files. As our client Chad Harris said, “You are NOT just some client… You are FAMILY to them.” We treat the parent at the City of Corinth bedside with that level of care. Call 1-888-ATTY-911 today.

How We Build Your City of Corinth Case: A 10-Step Process

When you hire our firm, we don’t just “handle” your case. We invade the defendant’s space. We use a documented 10-step protocol to ensure no evidence vanishes from the City of Corinth park.

  1. 24-Hour Spoliation Letter: We demand the preservation of the DVR, the incident report metadata, and the attendant logs.
  2. Wayback Machine Capture: We archive the park’s website and social media to catch any “safety” claims they delete after your injury.
  3. Biomechanical Reconstruction: We show exactly how the double-bounce or net failure happened.
  4. Staff Training Audit: We find out if the 17-year-old monitor was hired last week and given only two hours of training.
  5. Corporate Archeology: We identify the private equity owners and hit the deep pockets.
  6. Medical Chronology: We map the injury from the first ER visit to the 30-year life care plan.
  7. Witness Canvass: We track down other families who were at the park that day in the City of Corinth.
  8. Chain-Wide Pattern Search: We look for similar injuries at other locations in the chain to prove they knew the attraction was dangerous.
  9. Life-Care Planning: We quantify the cost of every future surgery and therapist.
  10. Trial Readiness: We prepare for a Denton County jury from day one.

Most firms are afraid of the corporate legal teams behind these parks. We aren’t. We’ve litigated against BP and Walmart. We make the giants pay in the City of Corinth.

Frequently Asked Questions for City of Corinth Families

What should I do if my child was injured at a trampoline park in the City of Corinth?

Get medical care first at a Level 1 trauma center. Then, call 1-888-ATTY-911. Do not give a statement to the park’s insurance company. They are not calling to help; they are calling to find a reason to deny your claim. We can take over the communication immediately.

Can I sue if I signed the waiver in the City of Corinth?

Yes. Texas law has major carve-outs for gross negligence and minor children. In the City of Corinth, the waiver is often just a psychological tool used to keep you from calling an attorney. We take apart waivers every week.

How much is a trampoline injury settlement worth in the City of Corinth?

It depends on the severity. While a simple fracture might settle for $50,000 to $200,000, catastrophic injuries like TBI or spinal cord damage can reach into the multi-millions. We anchor our demands in the $11.485 million Cosmic Jump precedent.

How long do I have to file a case in the City of Corinth?

Texas generally gives you two years, but for minors, the statute is tolled until they turn 18. However, you should NEVER wait. The evidence at the City of Corinth park will be gone in 30 days. We need to file the preservation demands this week.

Is the City of Corinth park liable if another kid jumped on my child?

Yes. It is the park’s non-delegable duty to supervise and enforce age/size separation. They cannot blame a seven-year-old for a failure of the park’s own court monitors to follow ASTM F2970.

What if the park says their video is “missing”?

This is where our forensic expertise comes in. If a park “loses” video of a major injury after receiving our letter, we move for an adverse-inference instruction. In a Georgia case, a jury awarded $3.5 million because the park’s video glitched on four cameras simultaneously at the exact moment of impact.

Choosing Your Lawyer in the City of Corinth

Your child’s case depends on who represents them. The parent conglomerate behind Sky Zone, Urban Air, and Altitude has a fleet of corporate lawyers. You need a trial team that knows the industry better than they do.

Ralph Manginello brings federal court experience and a 25-year track record against Fortune 500 companies. Lupe Peña brings the insider playbook from the insurance defense world. We advance every expert cost — the pediatric neurosurgeon, the economist, the ASTM specialist. You pay nothing until we win.

What happen to your child in the City of Corinth wasn’t an accident. It was the output of a system. The AAP has been warning since 1999. The park operated below the standard because it hit a margin target. We were built for exactly this fight.

Call 1-888-ATTY-911.
Hablamos Español.
Three Texas Offices.
The Case Starts Today.

Verbatim Texas Reference Data for City of Corinth Content

When we handle a matter in the City of Corinth, we anchor our legal strategy in the Texas deep-block of authorities. We cite Dresser Industries, Inc. v. Page Petroleum, Inc. for the fair-notice doctrine, ensuring that any waiver presented to a City of Corinth family met the strict standard of “express negligence.” We rely on Munoz v. II Jaz, Inc., a 14th Court of Appeals ruling that is the bedrock of Texas law for our City of Corinth clients: a parent simply lacks the authority to sign away a minor child’s personal injury claim.

For injuries in the City of Corinth involving common-area trampolines, we look to the Texas Attractive Nuisance doctrine, which protects children of “tender years” who wander onto property. If the injury occurred at an Urban Air or Sky Zone serving the City of Corinth, we evaluate the “Class B Inflatable” regulatory hook under Texas Occupations Code Chapter 2151. Even though Texas excludes trampoline decks from inspection, the bungee tramps, Sky Riders, and obstacle courses inside these parks ARE regulated by the Texas Department of Insurance. We pull those TDI inspection records via a Public Information Act request the moment a City of Corinth family retains us.

Finally, we apply the Moriel standard to every City of Corinth case involving a waiver. In Texas, gross negligence consists of two prongs: an extreme degree of risk and a conscious indifference to the safety of others. When a park serving the City of Corinth knows their equipment is torn or their staff is undertrained and they keep the doors open anyway, the waiver is dead. That is the Attorney911 promise to the City of Corinth.

1-888-ATTY-911. Call Us 24/7.

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