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Town of Hollywood Park Trampoline Park & Pediatric Injury Attorneys at Attorney911 of Houston TX: Fighting Catastrophic Sky Zone, Urban Air, DEFY, and Altitude Accidents with Ralph Manginello’s 25+ Years Experience and Former Industry-Defense Insider Lupe Peña. Our Team Leverages High-Stakes Knowledge from the Cosmic Jump $11.485M Harris County Verdict, the Damion Collins $15.6M Urban Air Arbitration, and the Active $10M University of Houston Rhabdomyolysis Case to Defeat Mandatory Waivers through the Delfingen Bilingual Attack, Texas Family Code 153.073 Signer-Authority, and Gross Negligence Carve-Outs. We Master ASTM F2970, ASTM F381, AAP 1999/2012/2019, and EN ISO 23659:2022 Standards to Hold Corporate Parents Sky Zone Inc, Palladium Equity, and Unleashed Brands Liable for Pediatric TBI, SCIWORA, Salter-Harris Growth Plate Fractures, and Backyard Jumpking or Skywalker Defect Injuries. Serving Town of Hollywood Park with DVR Forensic Imaging, Same-Day Wayback Machine Evidence Captures, and Native Spanish Support. Hablamos Español. Free Consultation. No Fee Unless We Win. Call 1-888-ATTY-911.

April 25, 2026 16 min read
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One bounce. One bad landing. That is all it takes at a trampoline park to change your family’s life forever. Imagine a typical Saturday afternoon in the Town of Hollywood Park. You decide to take the kids for some indoor fun, perhaps driving down US-281 to one of the major adventure centers in the San Antonio area like Urban Air or Altitude. The court is packed with birthday parties. The music is loud, and your child is laughing as they run toward the main jump court.

Twenty minutes later, you are standing in a trauma bay at University Hospital. You are watching a pediatric surgeon explain why your son’s femur—the strongest bone in his body—didn’t just break, but shattered through the growth plate. You remember the screen you clicked through at the front desk when you arrived at the park. You remember the high-school-aged attendant who didn’t look up from his phone while the “double-bounce” happened. And you remember that feeling in your gut that says: This wasn’t an accident.

We are Attorney911—The Manginello Law Firm. For over 25 years, our founder Ralph Manginello has fought for families facing catastrophic injuries across Texas and Town of Hollywood Park. Our team includes former insurance defense attorneys like Lupe Peña, who used to sit on the other side of the table. He spent years defending recreational businesses and insurance carriers against the exact same claims we now bring. He knows exactly how these parks try to hide behind kiosk waivers, and he knows how to dismantle those defenses.

If your child was injured at a trampoline park serving Town of Hollywood Park, you likely have questions that the park manager won’t answer. You might think that because you signed a waiver, you have no case. You might think this was just “bad luck.” Neither of those things is true. A trampoline injury is almost never an accident—it is the predictable output of a business model that prioritizes margin over your child’s safety.

Call us today at 1-888-ATTY-911. We answer 24/7. Hablamos Español. Our firm operate on a contingency fee basis, meaning there is no fee unless we win for your family. We advance every expense for the biomechanical engineers, pediatric orthopedic consultants, and ASTM-compliance experts your case requires.

The Industry Secret: Why Trampoline Parks in Town of Hollywood Park are Structurally Under-Staffed

When you walk into a park like Urban Air or Sky Zone near Town of Hollywood Park, you see “court monitors” everywhere. What you don’t see is their training logs. The reality of the trampoline park industry is that the person responsible for your child’s life is often a 16-to-19-year-old making near minimum wage with roughly two to four hours of training.

ASTM F2970 is the safety standard written by the trampoline park industry itself. It was intended to create a safety floor for commercial courts. However, because F2970 is a voluntary consensus standard and not a federal law, many parks in Town of Hollywood Park and throughout Texas treat it as a suggestion rather than a mandate. When the weekend rush hits and the park serves 500 to 1,000 jumpers, the attendant-to-jumper ratios collapse.

We know how to subpoena the shift schedules and time-clock records for the day of your child’s injury in Town of Hollywood Park. We look for the 1:32 ratio that the industry’s own peers suggested for open-court zones. If the park was operating with one monitor for 60 jumpers, they made a business decision to save on labor costs. That decision is what caused your child’s injury. In the law, we call that negligence. If they knew the court was dangerously overcrowded and did nothing, we call it gross negligence.

The “Double-Bounce” Physics that Shatter Pediatric Bones

The most common mechanism of injury we see in Town of Hollywood Park families involves the “double-bounce.” This occurs when a heavier jumper lands on a trampoline bed at the same instant a smaller child is pushing off. The energy transfer through the mat multiplies the child’s launch force by up to four times. The child isn’t just jumping; they are being launched like a projectile.

This physics isn’t a mystery. Researchers like Nysted & Drogset reported in the British Journal of Sports Medicine as far back as 2006 that when two people of different sizes share a trampoline, the smaller child is roughly 14 times more likely to be injured. This is why ASTM F2970 requires parks to enforce age and weight separation.

If your child was double-bounced by an adult or a teenager at a park in Town of Hollywood Park because the attendants failed to separate the jumpers, the park is responsible. They took your money and accepted the duty to prevent a known, scientifically documented injury mechanism. They failed.

Learn more about documenting the immediate aftermath in our guide: “I’ve Had an Accident — What Should I Do First?” at https://www.youtube.com/watch?v=OCox4Lq7zBM.

Why Your “Signed Waiver” in Town of Hollywood Park is Not a Wall

The first thing the insurance adjuster will tell you when they call your home in Town of Hollywood Park is that you signed a waiver. They want you to believe the case is over before it begins. Do not believe them.

In Texas, waivers are enforceable but they are not absolute. We attack waivers on five distinct vectors:

  1. The Gross-Negligence Carve-Out: Texas courts, following the landmark Transportation Insurance Co. v. Moriel decision, do not enforce waivers for gross negligence. If the park in Town of Hollywood Park consciously disregarded known safety standards—like leaving a torn mat unrepaired or ignoring ASTM staffing ratios—the waiver does not apply.
  2. Parental Indemnity for Minors: Under the long-standing Texas rule in Munoz v. II Jaz Inc., a parent generally cannot sign away a minor child’s future personal injury claim. While you may have waived your own right to sue for derivative damages, your child’s personal cause of action usually survives your signature.
  3. The Fair-Notice / Conspicuousness Attack: Under the Dresser Industries v. Page Petroleum doctrine, a release of future negligence in Texas must be conspicuous and use the word “negligence” explicitly. If the release was buried in a 20-page electronic click-through at a park near Town of Hollywood Park, it may be void for lack of fair notice.
  4. Bilingual Formation Defects: Many families in Town of Hollywood Park and Bexar County are primary Spanish speakers. Under the Delfingen US-Texas v. Valenzuela ruling, if you were presented with an English-only waiver and were pressured to sign it without translation, the contract may never have been validly formed.
  5. Signer Authority: If a grandparent, aunt, or family friend took your child to a park birthday party and signed the waiver, Texas Family Code § 153.073 says they likely lacked the authority to bind your child.

In Harris County, a Texas jury awarded $11.485 million against the operator of Cosmic Jump after a 16-year-old fell through a hole in a trampoline despite a signed waiver. The jury found gross negligence. We bring that same level of tenacity to every Town of Hollywood Park case we handle.

Call us now at 888-ATTY-911. The park’s legal team is already building their defense. It is time we start building your child’s recovery.

Catastrophic Pediatric Injuries: Beyond the Initial ER Bill

A “broken bone” at a park near Town of Hollywood Park is rarely just a broken bone. Because pediatric bones are still developing, trampoline injuries often strike the growth plates (physes). A Salter-Harris fracture at age seven can lead to a limb-length discrepancy or angular deformity that doesn’t fully manifest until age fourteen.

If your child’s growth plate is destroyed, they may face a decade of orthopedic monitoring, corrective surgeries, and a lifetime of biomechanical issues. We work with pediatric orthopedic surgeons to project these costs into a comprehensive Life-Care Plan. Your child’s case isn’t worth the ER bill—it is worth the cost of the next seventy years of their life.

The Higher-Stakes Injuries of Foam Pits and Harnesses

Foam-pit injuries are some of the most devastating we litigate. Families in Town of Hollywood Park often don’t realize that foam pits are essentially diving into shallow water if the foam has compacted. When foam cubes are not rotated or replaced, the “pit” bottom is often only inches from the concrete floor.

  • Cervical Spine Injuries: Head-first entry into a compacted foam pit can cause SCIWORA (Spinal Cord Injury Without Radiographic Abnormality). This is a pediatric-specific condition where the cord is injured but the bones look normal on a standard CT scan.
  • Vertebral Artery Dissection: As seen in the viral Elle Yona case, backflips into foam pits can torque the neck in a way that causes a spinal-cord stroke.
  • Harness Failure: In attractions like the climbing wall or Urban Air’s Sky Rider, a single attendant error in clipping a carabiner can result in a 30-foot fall to concrete. The Matthew Lu fatality in Gastonia and the Lakhani case in Sugar Land prove that even with safety equipment, staff negligence kills.

Our firm is currently litigating a $10 million lawsuit involving rhabdomyolysis and acute kidney failure related to institutional negligence. The muscle and organ breakdown seen in those cases is identical to what happens to a child in Town of Hollywood Park who jumping continuously for 90 minutes in a hot indoor park without proper hydration. We know the medicine, we know the experts, and we know how to hold these companies accountable for their systemic failures.

The Evidence Clock in Town of Hollywood Park: Why You Must Act Now

If you are reading this from a hospital in San Antonio or your home in Town of Hollywood Park, the evidence of what happened to your child is already disappearing. Trampoline park surveillance systems are often set to overwrite footage in as little as 7 to 30 days.

If you don’t have a lawyer send a formal spoliation (preservation) letter, the park will tell you the video “wasn’t captured” or was “corrupted.” They may “revise” the incident report on their digital system—metadata we can only recover if we act fast.

When we are retained by a Town of Hollywood Park family, our investigators are often at the scene within 24 to 48 hours. We capture the current state of the padding, the monitor positions, and the foam pit depth. We demand the DVR hard drive through forensic imaging tools like Magnet AXIOM or FTK Imager. We don’t take the park’s word for it. We take the evidence.

Don’t let them push your family around with a piece of paper. Call 1-888-ATTY-911 today. No fee unless we win.

Frequently Asked Questions for Town of Hollywood Park Parents

“What should I do if my child got hurt at a trampoline park near Town of Hollywood Park?”

First, seek a full medical evaluation at a Level 1 pediatric trauma center like University Hospital in San Antonio. Do not just go to urgent care; some of the most serious injuries like rhabdomyolysis or SCIWORA require specialist diagnostics. Second, do not sign any “incident follow-up” forms or accept free jump passes or medical payment checks from the park. These are often releases in disguise. Third, call our firm. We need to send a spoliation letter to freeze the surveillance video before the DVR overwrites it.

“How much is my child’s trampoline injury settlement worth in Texas?”

Every case is unique, but we anchor our demands in national data and Texas jury results. For significant pediatric fractures with growth plate involvement, recoveries can anchor in the $500,000 to $2 million range. Catastrophic spinal cord or brain injuries can result in eight-figure awards, such as the $15.6 million arbitration award against Urban Air’s franchisor. We build the value by proving the park’s decisions led to the injury, bypassing the waiver through evidence of gross negligence.

“Can I sue Urban Air or Sky Zone if I signed the waiver?”

Yes. In most states—and especially in Texas—a waiver is not an automatic bar to recovery. We routinely defeat waivers by proving the park violated ASTM F2970 standards, which constitutes gross negligence. Additionally, Texas law protects minors from having their personal injury rights waived by a parent in advance. As one of our attorneys used to defend these parks, we know exactly which clauses have been voided by Texas courts.

“Who is responsible for my child’s fall from the climbing wall?”

We look at the entire “stack” of defendants. This includes the local operator LLC, the franchisee, the franchisor (like Urban Air Franchise Holdings), and even the equipment manufacturer (such as Ropes Courses, Inc.). In the Matthew Lu fatality, the park admitted “human error” killed the child and removed the attraction. We use those kinds of corporate admissions to move toward maximum settlements for Town of Hollywood Park families.

“How long do I have to sue a trampoline park in Town of Hollywood Park?”

The standard personal injury statute of limitations in Texas is two years from the date of injury. For minors, the clock is typically tolled until their 18th birthday, giving them until age 20. However, waiting is the worst thing you can do. The evidence clock is much shorter—surveillance is gone in weeks, and attendants who witnessed the event often quit or transfer within months. We file as early as possible to lock the evidence in place.

“What is rhabdomyolysis and how is it related to trampoline parks?”

Rhabdomyolysis is the catastrophic breakdown of muscle tissue that releases myoglobin into the blood, potentially causing kidney failure. It can happen to a child who jumping for two hours straight in an overheated indoor facility without enough water. If your child has cola-colored urine or rock-hard muscle pain within 48 hours of a visit near Town of Hollywood Park, go to the ER immediately. We are currently handled a $10M rhabdo case and have the medical experts ready to prove this institutional failure.

Why Hollywood Park Families Choose the Manginello Law Firm

We aren’t just personal injury lawyers; we are trial attorneys who have gone toe-to-toe with Fortune 500 corporations like BP, Walmart, Amazon, and FedEx. The private-equity owners behind national trampoline chains like Palladium Equity Partners or Seidler Equity do not intimidate us. We have already seen their playbook.

Client Chad Harris said it best: “You are NOT a pest to them and you are NOT just some client… You are FAMILY to them.” We represent the parent who is standing at a hospital bedside in San Antonio, scared and angry, watching a surgeon explain that their child’s life has been permanently altered. That is who we fight for.

We advance all investigation costs, from the biomechanical engineer who will reconstruct your child’s fall at the park near Town of Hollywood Park to the forensic economist who will calculate lost lifetime earning capacity. You pay nothing unless we recover money for you.

Hablamos Español: La Ventaja de Lupe Peña

Muchas de las víctimas de lesiones en parques de trampolines en Town of Hollywood Park son niños de familias hispanohablantes. Nuestro abogado asociado Lupe Peña es hispanohablante nativo y representa a nuestros clientes directamente—sin intérpretes. Si firmó el documento en inglés y su idioma principal es español, el caso Delfingen US-Texas v. Valenzuela puede invalidar esa renuncia que intentan usar en su contra.

The Pathway to Justice: Building Your Child’s Case Today

  1. Immediate Evidence Securement: We send the spoliation demands to the park’s corporate headquarters in Grapevine, Bedford, or Dallas within 24 hours of retention.
  2. Corporate Archeology: We identify every layer of the defendant stack, from the operator level to the PE firms that approved the cost-cutting staffing decisions.
  3. Medical Depth: We process your child’s medical chronology through specialists who understand growth plates, brain development, and SCI physiology.
  4. Strategic Filing: We file suit in the venue that maximizes your family’s leverage, refusing to accept “franchisor-only” or “waiver-barred” excuses.
  5. Trial Readiness: We prepare every case as if it is going to a jury in San Antonio. That readiness is what forces the insurance companies to pay full value.

What happened to your child wasn’t an “inherent risk” of a trampoline. It was the result of a system that put profit ahead of the safety of Town of Hollywood Park children. The AAP has been warning about these hazards since 1999. The CPSC has tracked the hundreds of thousands of annual ER visits. The parks knew the danger, and they chose the risk.

Call 1-888-ATTY-911 now. The insurance adjuster is trained to point at a piece of paper and close the file. Our job is to reopen it and demand the justice your child deserves.

Attorney911 / The Manginello Law Firm
1-888-ATTY-911
Houston · Austin · Beaumont · Serving Town of Hollywood Park and Nationwide
Hablamos Español · No Fee Unless We Win

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