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Round Rock Trampoline Park Injury Attorneys at Attorney911 Lead Trial Counsel Ralph Manginello 25+ Years Pediatric Catastrophic Litigation Firepower Federal Court Admitted Former Recreational-Business Defense Insider Lupe Peña Waiver-Defeat Advantage Against Sky Zone Inc Palladium Equity Urban Air Unleashed Brands Seidler Equity Altitude Launch & DEFY Commercial Parks Versus Backyard Manufacturers Jumpking Skywalker Springfree & Sportspower Cosmic Jump $11.485M Harris County Verdict Damion Collins $15.6M Urban Air Arbitration Verifiable Results Standards Mastery of ASTM F2970 ASTM F381 EN ISO 23659:2022 & AAP 1999-2019 Pediatric TBI Cervical SCI SCIWORA Salter-Harris Growth Plate Fractures & Rhabdomyolysis Life-Care Plan Strategy Challenging Gross Negligence & Conspicuousness Via Delfingen Bilingual-Waiver Doctrine & TX Family Code § 153.073 Signer-Authority Attack Forensic DVR Spoliation Recovery Specialists Hablamos Español Free Consultation No Fee Unless We Win 1-888-ATTY-911

April 26, 2026 15 min read
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At the Altitude Trampoline Park on South Interstate 35 in Round Rock, or the nearby Sky Zone in Cedar Park and Urban Air Adventure Parks serving Williamson County, a Saturday afternoon can change a family’s narrative in less than two seconds. For most parents in Round Rock, these facilities are seen as the “Sports Capital of Texas” equivalent of indoor recreation—a safe place for birthday parties, off-season conditioning for youth football, or a summer escape from the 100-degree Central Texas heat.

But when your child hits the mat and you hear what Texas mother Kati Hill described to ABC News as “the worst scream that you could ever have heard from a child,” the illusion of safety vanishes. You are no longer a parent at a birthday party; you are a parent at the bedside in a trauma bay at Dell Children’s Medical Center, watching a surgeon explain that your eight-year-old has sustained a Salter-Harris Type II fracture—a growth plate injury that may not grow straight for the next decade.

At Attorney911, we believe you deserve to know the truth that the kiosk in the lobby won’t tell you: A trampoline injury is never an accident. It is a business decision that went wrong.

Whether your child was double-bounced by an adult the park failed to separate, fell from a harness at an Urban Air because an attendant failed to check the clips, or developed dark-brown urine and kidney failure 48 hours after a two-hour “all-day jump” pass in a heated facility, our firm was built for this specific fight. Since 1998, Ralph Manginello has gone head-to-head with Fortune 500 corporations like BP, Walmart, and Amazon. Our team includes associate 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 their playbook because he helped write it. Now, he uses that knowledge to dismantle their waivers and hold them accountable.

If your family is facing the aftermath of a catastrophic trampoline injury in Round Rock, do not let the park’s insurance adjuster tell you that the paper you signed at the kiosk ended your case. In Texas, we have proven time and again that the waiver is not a wall—it is noise. In Harris County, a jury awarded $11.485 million against Cosmic Jump after a teenager fell through a torn slide onto concrete, finding the park grossly negligent despite a signed waiver. We bring that same level of aggressive, forensic litigation to every Round Rock case we take.

Call 1-888-ATTY-911 today. Hablamos Español. Our evidence-preservation protocol begins within 24 hours of your call.

The Reality of Commercial Trampoline Parks in Round Rock

Round Rock families have unprecedented access to indoor jump facilities. Between the Altitude on I-35, the Sky Zone on Scottsdale Drive, and multiple Urban Air locations in the surrounding Austin metro, thousands of children are airborne in Williamson County every weekend.

Nationally, the Consumer Product Safety Commission (CPSC) tracks approximately 300,000 trampoline-related emergency room visits every year. But the number that should concern Round Rock parents is found in the January 2024 issue of Pediatrics. Researchers Teague et al. tracked 13,256 injuries and found that foam pits produce an injury rate of 1.91 per 1,000 jumper-hours, while “high-performance” jumping areas reach 2.11 per 1,000. For a busy Round Rock park hosting 500 kids on a Saturday, a significant injury is a statistical probability, not a freak occurrence.

Why the Industry Standard is the Floor, Not the Ceiling

When a park tells you they are “safe,” they usually mean they claim to follow ASTM F2970. This is a voluntary standard written by the trampoline park industry itself. It covers everything from attendant-to-jumper ratios to foam pit depth.

We don’t read ASTM F2970 for the first time when a client calls. We have memorized it. We know that when a Round Rock park operates at a 1:60 monitor ratio instead of the industry-best-practice 1:32, they are choosing margin over your child’s safety. We also look to international standards like EN ISO 23659:2022. In Europe, these safety rules are mandatory and strictly enforced. In Texas, they are often treated as mere suggestions until a lawyer from our firm begins a 30(b)(6) corporate deposition.

If your child was hurt, the question isn’t just “what happened?” The question is “which standard did the park choose to ignore to save on labor costs?”

The Signature Mechanisms of Injury in Williamson County

Trampoline injuries in Round Rock are not generic. They follow precise physical laws.

The Double-Bounce Multiplier

In our practice, the most common catastrophic mechanism is the double-bounce. When a 200-pound adult lands on a trampoline bed just as a 60-pound child is pushing off, the energy transfer multiplies the child’s launch force by up to four times. The child isn’t jumping; they are being thrown. This is why ASTM F2970 requires strict age and weight separation—a rule routinely ignored during birthday party surges at parks in the Round Rock area.

The Foam Pit Deception

Foam pits at parks like Altitude or Sky Zone look like soft clouds. Biomechanically, they are deceptive. When foam cubes are not rotated or replaced according to schedule, they compact. A child entering a compacted pit head-first can strike the hard floor beneath, causing a cervical spine injury or SCIWORA (Spinal Cord Injury Without Radiographic Abnormality).

The industry knows foam pits are dangerous. That is why many chains are migrating to pressurized airbags. If the park where your child was hurt still uses a foam pit, they have chosen an outdated, higher-risk attraction because it was cheaper than a 2026-standard retrofit.

Harness and Attraction Failures

Urban Air and Altitude have moved beyond trampolines, adding “Sky Rider” ziplines, climbing walls, and “Leap of Faith” platforms. These attractions rely on auto-belay systems and teenage attendants to secure clips. We have seen cases like the Lakhani family in Sugar Land, where a 14-year-old fell 30 feet because an attendant strapped the harness but never attached the safety line.

In Round Rock, where youth athletics and “ninja” training are popular, these harness failures produce the most lethal trauma-bay entries at Dell Children’s.

If your child was injured in a double-bounce or a harness fall in Round Rock, call 1-888-ATTY-911 now. The surveillance video will be overwritten in as little as 7 days.

Dismantling the Waiver: Why Texas Parents Can Still Sue

The first thing the park manager or their insurance adjuster will do is point to the iPad waiver you signed. They want you to believe that a 10-second click-through at a busy kiosk stripped your family of every legal right. They are wrong.

The Munoz Doctrine: Parents Cannot Bind Minors

Under the landmark Texas case Munoz v. II Jaz Inc., the law is clear: a parent cannot pre-emptively sign away a minor child’s personal injury cause of action. While the waiver might affect your own claims as a parent, your child’s right to recover for their medical bills, future care, and pain and suffering remains intact.

The Dresser Fair Notice Test

For any waiver to be enforceable against an adult in Texas, it must pass the Dresser Industries v. Page Petroleum test. It must be “conspicuous”—using bold, large, or contrasting fonts—and it must satisfy the “express negligence” doctrine by using the actual word “negligence” to describe what is being released. We find that many kiosk-based waivers in Round Rock parks fail these technical requirements, rendering them legally useless as a defense.

Gross Negligence: The Corporate Deal-Breaker

No waiver in Texas can release a company from gross negligence. Per Transportation Insurance Co. v. Moriel, if we can prove the park had subjective awareness of an extreme risk (like a torn mat or understaffed court) and showed conscious indifference to that risk, the waiver is void. Our firm specializes in finding the “smoking gun” evidence—franchisor audit reports, prior incident logs, and metadata-revision trails—that proves gross negligence.

The Delfingen Defense for Spanish-Primary Families

Round Rock is a diverse community. If your family’s primary language is Spanish and you were presented with an English-only waiver on a tablet without a translation or explanation, the waiver can be challenged under the Delfingen US-Texas v. Valenzuela doctrine. We believe no one should be tricked into signing away their rights in a language they don’t fully understand. Lupe Peña speaks with our Spanish-speaking clients directly to ensure their voice is heard in court.

The Evidence Clock: Why the Next 7 Days Are Critical

While the Texas statute of limitations usually gives you two years to file a lawsuit, the evidence statute of limitations is much shorter.

In a Round Rock trampoline park, the evidence is actively evaporating:

  • Surveillance Video: Most park DVR systems are set to overwrite in 7 to 30 days.
  • Waiver Metadata: Kiosk databases often purge session-start and IP data on rolling 72-hour cycles.
  • Incident Reports: Park management systems allow “revisions.” We need to subpoena the original metadata before the lawyered version becomes the only record.
  • Staff Turnover: Trampoline parks have 130% to 150% annual turnover. The 17-year-old monitor who saw your child fall may be at a different job in Cedar Park or Pflugerville by next month.

Our firm sends a comprehensive spoliation letter via certified mail within 24 hours of your retention. This letter puts the park on notice that any destruction of video, time-clock records, or inspection logs will be treated as evidence destruction, potentially leading to adverse-inference instructions or sanctions in a Williamson County courtroom.

Call 1-888-ATTY-911. We don’t wait for the park to “check their cameras.” We secure the cameras ourselves.

Catastrophic Pediatric Injuries: Beyond the ER Bill

When a child is hurt at a park like Altitude Round Rock, the damages are never just the medical bills. A “broken arm” in a developing child is a medical event that spans decades.

Salter-Harris Fractures and Growth Arrest

Because pediatric bones have open growth plates (physes), a fracture is a threat to future development. A Salter-Harris Type IV or V injury can cause the growth plate to stop producing bone, leading to limb-length discrepancies or angular deformities that don’t fully manifest until several years later. We work with pediatric orthopedic surgeons to build life-care plans that account for years of monitoring, potential corrective osteotomies, and prosthetic lifts.

TBI and the Developing Brain

A concussion at a Jump Park in Round Rock is a brain injury. The AJR/R3J 2024 “Pediatric Trampoline Injuries Head to Toe” report notes that up to 1.6% of all pediatric ED trauma is trampoline-related. A child’s brain is still forming neural pathways. A traumatic brain injury (TBI) can lead to executive function deficits, academic regression, and behavioral shifts that a standard CT scan in the ER might miss. We demand neuropsychological testing to ensure your child’s cognitive future is protected in any settlement.

The Rhabdomyolysis Bridge: Our Active $10M Case

One of the most dangerous, under-reported trampoline park injuries is exertional rhabdomyolysis. If your child jumped for 90 minutes at a hot indoor park, was dehydrated, and arrived home with cola-colored urine and listlessness, they are in a medical emergency.

Our firm is currently litigating a $10 million lawsuit against a major university involving rhabdomyolysis and acute kidney failure. We have built the medical expert network and the discovery protocols to handle the complex biochemistry of these cases. We know how to prove that the park’s timed-jump sessions and lack of water stations were the cause of your child’s organ damage.

The Insurance Layer: Finding the Deep Pockets

The park’s insurance adjuster will tell you their policy is “only $1 million.” In a catastrophic injury case, that doesn’t even cover the first three years of attendant care for a spinal injury.

We go upstream. We look for:

  1. The Operator’s Umbrella Policy: Stacking another $2M to $10M on top.
  2. The Franchisor’s Additional-Insured Coverage: Accessing Urban Air or Sky Zone’s corporate towers.
  3. Manufacturer Product Liability: If a spring failed or a net tore, the manufacturer’s policy enters the case.
  4. Landlord General Liability: If the property owner failed to inspect the premises.

In the Damion Collins v. Urban Air case in 2023, an arbitrator awarded $15.6 million, and the franchisor (UATP Management LLC) was held responsible for 40% of the fault. We don’t settle for the local LLC’s policy limit when the corporate parent’s billions are reachable.

Round Rock Trampoline Injury FAQ

Can I sue if the injury happened at a birthday party?

Yes. In many cases, birthday party injuries are even stronger claims. If you were a guest and the “host parent” signed a master waiver for the party, that signature almost certainly does not bind your child’s right to sue. Additionally, parks are at their most crowded during parties, which often means attendant ratios fail ASTM F2970 standards.

What if the park says it was my child’s fault?

In Texas, children under seven are conclusively presumed incapable of negligence. Children seven to fourteen are rebuttably presumed incapable. If the park tries to blame your eight-year-old for “jumping wildly,” we counter with the park’s duty to supervise and enforce the rules. The trampoline park cannot outsource its safety duty to a child.

Is the “Glow Night” at Sky Zone more dangerous?

Lawsuits have pointed to reduced-lighting events as a major contributing factor to injuries. When the lights are low and the music is loud, monitors can’t see small children in foam pits, and jumpers lose the depth perception required for safe landings. We treat “Glow Night” injuries as inherently foreseeable and often reaching the level of gross negligence.

How much does a Round Rock trampoline injury lawyer cost?

We work on a contingency fee basis. You pay nothing upfront, and we advance all litigation costs—including the $20,000+ needed for biomechanical engineers and pediatric specialists. If we don’t recover money for your child, you owe us nothing.

Which Round Rock-area pediatric trauma center should we use?

Dell Children’s Medical Center in Austin is the primary Level 1 pediatric trauma center serving Round Rock and Williamson County. If your child’s initial ER visit was at a smaller facility and their pain is increasing or they have neurological symptoms, seek a second opinion at a Level 1 pediatric center immediately.

Why Trust Attorney911 with Your Child’s Future?

We represent families. We represent the parent who was watching from the rail and saw the moment the adult landed on their child. We represent the family that trusted the “Toddler Time” marketing only to end up in a body cast.

Ralph Manginello brings 25 years of courtroom experience and federal court admission. Lupe Peña brings the insider knowledge of how recreational insurers hide their best evidence. Together, we have recovered millions of dollars for victims of traumatic brain injury, spinal cord injury, and wrongful death.

We serve Round Rock, Georgetown, Pflugerville, and the entire Austin metro from our Texas offices. We don’t just file papers; we build the scientific and corporate records necessary to make the industry safer for everyone.

Your child’s case depends on what is preserved this week. Call 1-888-ATTY-911 or email ralph@atty911.com today. The consultation is free, and the clock is running.

Verbatim Parent-Voice Recognition

If you are a parent in Round Rock, we know what you’re feeling because we hear it in every case file:

  • “I signed the waiver because the line was long… none of that makes this my fault.”
  • “Inside 30 minutes of getting there, he was on a stretcher.”
  • “The harness was never attached and the employee just stood there.”
  • “We had no idea. We would have never let them jump if we knew the risk.”

You were doing your job as a parent—giving your child a fun afternoon. The park didn’t do their job as a professional operator. Let us hold them to the standard they wrote for themselves.

Call now: 1-888-ATTY-911.

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