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Town of Millsap Trampoline Park Injury Lawyers Attorney911 of Houston TX 25+ Years Defeating Sky Zone & Urban Air Waivers Ralph Manginello & Former Defense Attorney Lupe Peña Cosmic Jump $11.485M Harris County Verdict & Damion Collins $15.6M Urban Air Arbitration Against UATP Management LLC & Unleashed Brands ASTM F2970 ASTM F381 EN ISO 23659:2022 Standards Mastery Pediatric TBI Salter-Harris Growth Plate Cervical SCI Rhabdomyolysis & Sky Rider Strangulation Cases Sky Zone Inc Palladium Equity DEFY Altitude Launch Jumpking Skywalker Defeat Tex Fam Code 153.073 Signer Authority & Delfingen US-Texas Bilingual Waivers Hablamos Español Free Consultation No Fee Unless We Win 1-888-ATTY-911

April 26, 2026 16 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.” That is Kaitlin “Kati” Hill, telling ABC News what happened when a trampoline park broke her three-year-old son Colton’s femur. Like many parents in Millsap and across Parker County, she was told “Toddler Time” was safe. She believed the marketing. She believed the court monitors were watching. She had no idea that a single hop could result in a body cast and months of agony.

At The Manginello Law Firm, we hear these stories every week. We’ve spent more than 25 years representing families who were told the same lies. If you are reading this from a hospital bed at Cook Children’s in Fort Worth or after a long, quiet drive home to Millsap with a child in a surgical split, you need to know one thing before we talk about anything else: this wasn’t an accident. It was the predictable output of a business decision.

Whether the injury happened at the Urban Air in Hudson Oaks, the Altitude in Fort Worth, or on a Jumpking trampoline in a Millsap backyard, the physics and the failures remain the same. The trampoline-park industry is a high-margin, low-supervision business model that counts on you believing that the waiver you signed at a kiosk ended your right to seek justice. It didn’t.

We are not a general personal injury mill that handles “accidents.” We are a catastrophic injury firm built for this specific fight. Our founder, Ralph Manginello, has spent over two decades holding corporate giants like BP, Walmart, and Amazon accountable. Our team includes a former insurance defense attorney, Lupe Peña, who used to write and defend the very waivers these parks use today. We know their playbook because we helped write it. Now, we use that insider knowledge to dismantle their defenses for families in Millsap.

Why We Don’t Accept the “Accident” Narrative in Millsap

The commercial trampoline park industry is worth hundreds of millions of dollars. Sky Zone, Inc., recently renamed from CircusTrix and backed by Palladium Equity Partners, sees systemwide sales of over $642 million. Unleashed Brands, the parent of Urban Air, is fueled by Seidler Equity Partners. In Millsap, we understand that when private equity gets involved in recreation, the first things to get cut are usually the things that keep our children safe: staff training and attendant ratios.

When your child is launched into the air by a “double-bounce” or sinks to the concrete floor beneath a compacted foam pit, it’s because the park chose to operate below the safety levels they helped write. ASTM F2970 is the safety standard the trampoline industry drafted for itself. It requires specific monitor-to-jumper ratios and age-separated jumping zones. Every time a park in the Millsap area ignores these rules to maximize “throughput” on a Saturday afternoon, they aren’t just being careless—they’re being grossly negligent.

In Harris County, a Texas jury sent a $11.485 million message to the operators of Cosmic Jump after a teenager fell through a torn mat onto unpadded concrete. That verdict included $6 million in punitive damages. The park tried to hide behind a waiver. The jury saw through it. So do we.

The Evidence Clock Is Running in Parker County

Right now, in the corporate offices of the park where your child was hurt, a clock is ticking. Most trampoline park surveillance systems are programmed to overwrite their hard drives in as little as 7 to 30 days. If we don’t act immediately, the footage showing the attendant on their phone or the three teenagers double-bouncing your toddler will be gone forever.

Incident reports get “revised.” Waiver kiosk databases get purged. Employees who saw what happened are often minimum-wage teenagers who quit or transfer within months. Our firm moves faster than the park’s risk management team. When you retain us, our spoliation and preservation-of-evidence letter goes out via certified mail within 24 hours. We don’t just ask for the video; we demand the DVR hard drive, the access logs, and a sworn affidavit from their IT department. In Millsap, you need a lawyer who understands that a case is won in the first week, not the first year.

Understanding the Physics of a Millsap Trampoline Injury

Many parents we talk to in Millsap feel a sense of guilt. They think, “I let them jump. I signed the form.” We want to clear that up right now. You are not a biomechanical engineer. You didn’t know that a trampoline is essentially a catapult when used improperly.

Consider the “double-bounce.” This is the signature mechanism of injury at parks like Urban Air and Sky Zone. When a 200-pound adult lands on a trampoline bed just as a 60-pound child is pushing off, kinetic energy transfers through the mat. The child’s launch force is multiplied by up to four times. The child isn’t jumping anymore—they’re a projectile. Their small, developing bones are not engineered to absorb that level of impact on the way back down.

The American Academy of Pediatrics (AAP) has been warning about this since 1999. They reaffirmed their position in 2012 and 2019, stating clearly that recreational trampolines do not belong in homes or parks where children jump. If the park didn’t enforce age and weight separation, they didn’t just have an “accident.” They violated a quarter-century of medical consensus.

The Problem With Foam Pits

Foam pits at parks serving Millsap look like harmless clouds of blue blocks. In reality, they are one of the most dangerous attractions on the floor.

  1. Compaction: Over time, the open-cell foam cubes break down. They lose their density. If the park hasn’t “fluffed” or rotated the pit according to ASTM F2970, a jumper can sink straight through and hit the hard subfloor.
  2. Cervical Hyperflexion: If a child enters the pit head-first, their head wedges between the cubes while their body continues to move forward. This causes the neck to snap forward (hyperflexion), leading to catastrophic cervical spinal cord injuries.
  3. The Hidden Hazard: As we litigate in Section E.16, foam pits are bacterial reservoirs. They absorb sweat, saliva, and sometimes blood or urine from thousands of jumpers. They cannot be effectively sanitized. We’ve seen MRSA and other serious infections stem from a single scratch in a contaminated foam pit.

The industry knows this. That is why many newer facilities are replacing foam pits with airbags. But for many franchisees in Texas, the cost of the upgrade is a cost they’d rather avoid. They are gambling with your child’s spine to protect their balance sheet.

Texas Law and Your Rights in Millsap

Texas is a “modified comparative fault” state. Under Texas Civil Practice and Remedies Code § 33.001, you can still recover damages as long as your child was not more than 50% responsible for the incident. But here’s the tool the industry doesn’t want you to know: in Texas, children under the age of seven are generally presumed incapable of negligence. Even for older children, the standard is what a reasonable child of that age would do—not what an adult with a safety manual would do.

The Waiver “Paper Shield”

If you’re in Millsap, you’ve probably been told that the waiver you signed on that iPad makes it impossible to sue. In Texas, that is a lie.

  • The Munoz Rule: Since the 1993 case of Munoz v. II Jaz, Inc., Texas courts have held that a parent generally cannot sign away a minor child’s personal injury claim in advance. Your signature might affect your own rights, but it usually doesn’t stop your child’s right to be whole.
  • Fair Notice and Conspicuousness: Under the Dresser Industries v. Page Petroleum doctrine, a release must be conspicuous. If the “release of negligence” was buried in tiny print or required scrolling through twenty screens on a tablet, it may be legally void.
  • Gross Negligence: No waiver in Texas can release a company from gross negligence. If the park knew a trampoline was torn (like in the Cosmic Jump case) or knew their staff wasn’t trained, the waiver is a scrap of paper.

Our associate attorney, Lupe Peña, spent years defending these very clauses. He knows exactly where the holes are. If your family’s primary language is Spanish, we apply the Delfingen US-Texas v. Valenzuela doctrine. If you weren’t given a waiver in a language you understood, or if a non-guardian signed for your child at a Millsap birthday party, the waiver fails on authority and formation.

Catastrophic Injuries: What We See in Millsap Cases

We represent families facing life-altering medical realities. We don’t take “slip and fall” cases. We take the cases that require a team of specialized medical experts.

Pediatric Traumatic Brain Injury (TBI)

A concussion in a developing brain is a different medical event than a concussion in an adult. The AJR/R3J 2024 “Pediatric Trampoline Injuries Head to Toe” radiographic essay confirms that even an impact that doesn’t show up on a standard CT can result in long-term cognitive decline. We look for Diffuse Axonal Injury (DAI) and the risk of Second-Impact Syndrome if a child was concussed and then allowed back on the park floor.

Spinal Cord Injury and SCIWORA

Children are susceptible to SCIWORA (Spinal Cord Injury Without Radiographic Abnormality). Because kids’ spines are more flexible than their bones, the spinal cord can be crushed or stretched even if the bones don’t break. If your child was told their X-ray was “clear” but they still have tingling, numbness, or weakness after a Millsap-area park visit, you need a specialist immediately.

Salter-Harris Growth Plate Fractures

This is perhaps the most overlooked catastrophic pediatric injury. At Millsap families’ dinner tables, a “broken ankle” sounds manageable. But if that break crosses the growth plate (physis), the bone may stop growing or grow crooked. A Salter-Harris Type II fracture at age eight can result in a leg-length discrepancy at age fourteen that requires multiple painful surgeries to correct. We work with life-care planners to ensure your child’s settlement covers the medical needs they will have ten years from now, not just the bills from last night.

Exertional Rhabdomyolysis

We currently litigate a $10 million lawsuit against the University of Houston involving rhabdomyolysis and acute kidney failure. We see the same pathology in children who jump for two hours straight in an overheated indoor park with no hydration breaks. If your child has “cola-colored” urine or rock-hard muscle pain after jumping, they are in a medical emergency. The park’s failure to have hydration protocols or heat monitoring is a breach of their duty to your family.

The Corporate Stack: Who Are We Actually Suing?

If your child is hurt at an Urban Air near Millsap, we don’t just sue “Urban Air.” We perform corporate archeology to find the money.

  1. The Operator LLC: The local business paying the lease. Frequently undercapitalized.
  2. The Franchisee: A holding company that may own five or ten parks.
  3. The Franchisor: UATP Management LLC or Sky Zone Franchising LLC. They dictate the training and safety floor. If they failed to audit the park, they are liable.
  4. The Parent Company: Unleashed Brands or Sky Zone, Inc. (Seidler or Palladium Equity). This is where the nine-figure insurance towers live.
  5. The Manufacturer: If a spring snapped or a net failed, we name corporations like Jumpking, Skywalker, or UA Attractions LLC.

In the $15.6 million Damion Collins award, the franchisor (UATP Management) was held responsible for 40% of the fault. We go upstream because that is where the resources for your child’s lifelong recovery are hidden.

Why Millsap Families Choose Attorney911

We know what it’s like to be a parent in Parker County. You want your kids to be kids. You want them to have fun. You shouldn’t have to worry that a multi-million-dollar corporation is cutting corners on their safety.

As client Chad Harris said, “You are NOT just some client… You are FAMILY to them.” We treat our Millsap clients like family because we represent the parents who are awake at 3:00 AM wondering how they will pay for a wheelchair van or specialized schooling.

  • Federal Court Experience: Ralph Manginello is admitted to the Southern District of Texas. He’s fought Fortune 500 defense firms and won.
  • Defense-Side Edge: Lupe Peña knows the insurance company’s script. He knows when they are low-balling you and when they are hiding an excess insurance policy.
  • Hablamos Español: No hay necesidad de intérpretes. Lupe Peña hablará directamente con usted sobre el caso de su hijo.
  • No Fee Unless We Win: We advance all costs. We pay for the biomechanical engineers, the pediatric neurologists, and the ASTM experts. If we don’t recover money for you, you don’t owe us a dime.

Frequently Asked Questions for Millsap Parents

Can I sue if I signed the waiver at the park in Weatherford or Fort Worth?

Yes. As we’ve detailed, Texas law provides multiple ways to defeat these waivers, especially for children. The Munoz and Dresser rules are your strongest friends here.

Should I take my kid to a trampoline park at all?

The AAP says no, particularly for children under six. If you do go, we recommend a “one-jumper-per-bed” rule and skipping the foam pits entirely.

What if my child’s injury was caused by another kid?

The park is still responsible. It is the park’s duty to supervise and prevent larger kids from jumping with smaller ones. They cannot outsource their safety obligations to a seven-year-old.

How much does a trampoline park lawyer cost?

Nothing upfront. We work on a 33.33% contingency fee (40% if we go to trial). We take all the financial risk so your family doesn’t have to.

How long do I have to file a claim in Texas?

The standard statute is two years. For children, the time is often “tolled” until they turn eighteen, but waiting is a high-risk strategy. Evidence is destroyed within weeks. Call us today to preserve your rights.

Building Your Case: The Attorney911 Method for Millsap

We don’t just “handle” cases. We build them to win at trial.

  1. 24-Hour Spoliation: certified-mail preservation demands.
  2. Digital Forensics: We use tools like Magnet AXIOM to pull metadata from “revised” incident reports.
  3. Biomechanical Reconstruction: We show the jury the physics of how 1,000 Newtons of force were transferred to your child’s leg.
  4. Life-Care Planning: We quantify every diaper, every therapy session, and every lost career opportunity for the next sixty years.
  5. Aggressive Depositions: We depose the 17-year-old monitor and the Corporate VP. We ask them to show us the training logs they “lost.”

One bad jump shouldn’t define the rest of your child’s life. We are here to make sure it doesn’t.

If your child was injured in a trampoline accident in Millsap, Parker County, or anywhere in Texas, don’t wait for the evidence to disappear. Don’t let a “friendly” insurance adjuster trick you into signing away your rights.

Call 1-888-ATTY-911. We are available 24/7. Hablamos Español. Your child’s recovery fund starts here.

2026 Millsap & Parker County Trampoline Park Guide

For families in Town of Millsap, the nearest commercial jump facilities are typically located along the I-20 corridor in Weatherford, Hudson Oaks, and toward Fort Worth.

Known Operators Serving our Region:

  • Urban Air Adventure Park (Hudson Oaks): 2010 Cinema Dr, Hudson Oaks, TX 76087. This location often serves families from Millsap, Mineral Wells, and Brock.
  • Urban Air Southlake: The site of the reported “NOT call 911” Tripadvisor controversy.
  • Altitude Trampoline Park (Fort Worth – Cityview): 4728 Bryant Irvin Rd, Fort Worth, TX 76132.
  • Sky Zone (Irving/Hurst): Large-scale facilities that draw weekend traffic from throughout the western DFW metroplex.
  • Urban Air (N. Fort Worth): 9157 Harmon Rd, Fort Worth, TX 76177.

If your injury occurred at any of these locations, our firm has the franchise disclosure documents and corporate histories for these specific chains ready to go.

Backyard Safety for Millsap Residences

Backyard trampolines are high-density in Millsap’s suburban and rural lots. Manufacturers like Jumpking, Skywalker, and the Walmart-exclusive Bouncepro have lengthy recall histories. If a net failed or a frame weld snapped on your home equipment, you may have a product liability claim against the manufacturer or the retailer (Walmart/Amazon).

Avoid the “Attractive Nuisance” Trap: Under Texas law, if you have a trampoline and a neighbor’s child wanders onto your property and gets hurt, you could be liable even if you didn’t invite them. We help Millsap homeowners understand their insurance exclusions and pursue the manufacturers whose defective designs caused the harm.

Summary of National Trampoline-Park Verdicts (Industry Context)

Case Result Mechanism
Damion Collins v. Urban Air $15.6 Million Quadriplegia; Waiver held unenforceable
Menchaca v. Cosmic Jump $11.485 Million TBI on torn mat; Gross Negligence found
Knight v. GA Park $3.5 Million Open fracture; 4 cameras “glitched” at once
Seitz v. AirMaxx $3 Million Paralysis; IATP violations proven
Vogt v. Rebounderz $1.25 Million Exposed springs; Known-hazard pattern

What happened to your child isn’t an isolated incident. Look at the numbers above. This is an industry-wide problem, and it requires a firm with an industry-wide focus.

Call (888) 288-9911 today. The consultation is free. The fight is ours.

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