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City of Bartlett Trampoline Park Injury Attorney Attorney911 of Houston TX: 25+ Years Defeating Sky Zone Urban Air Get Air and Altitude Waivers with Former Defense Insider Lupe Peña’s Waiver-Attack Edge | Cosmic Jump $11.485M and Damion Collins $15.6M Case Mastery | ASTM F2970 EN ISO 23659:2022 and AAP Standards Authority for Pediatric TBI SCIWORA Spinal Cord Salter-Harris Growth Plate and Rhabdomyolysis Litigation | Voiding Minor Arbitration and Parental Waivers via Blackwell v. Sky High Sports TN Precedent | Backyard Jumpking Skywalker Springfree and Bouncepro Manufacturer Defect Claims | Sky Rider and Climbing Wall Failures | Hablamos Español | Free Consultation No Fee Unless We Win | 1-888-ATTY-911

April 25, 2026 17 min read
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A Central Texas mother’s memory of a Saturday afternoon in the City of Bartlett doesn’t begin with the drive down State Highway 95 or the excitement of a birthday party in a nearby Round Rock or Cedar Park attraction. It begins with a sound. Kaitlin “Kati” Hill described it to ABC News as “the worst scream that you could ever have heard from a child.” Her three-year-old son, Colton, was jumping in a “Toddler Time” session designed for small children. A larger, older jumper landed on the same mat. The transfer of energy—a physics-driven event known as a double-bounce—snapped Colton’s femur.

We have seen this story repeat across the City of Bartlett and the surrounding Williamson County corridor. We represent the families who were told “it’s just a freak accident.” We represent the parents who signed a digital waiver on an iPad and now believe they have no rights. We are here to tell you that what happened to your child wasn’t an accident; it was the predictable output of a business model that prioritizes throughput and margin over the safety of the children of City of Bartlett.

At Attorney911, led by Ralph Manginello with over 25 years of catastrophic injury experience, we don’t accept the park’s excuses. Our firm includes attorneys like Lupe Peña, who used to sit on the other side of the table defending recreational businesses. He knows the playbook they use to deny your claim in City of Bartlett, and he knows how to dismantle it. From our offices in Houston, Austin, and Beaumont, we bring a national authority to City of Bartlett trampoline injury cases, backed by a track record of holding Fortune 500 companies and national chains accountable.

The Reality of Trampoline Injuries in City of Bartlett and Williamson County

Nationally, over 300,000 trampoline-related emergency room visits occur every year. In a growing community like City of Bartlett, where backyard trampolines are a staple of suburban life and commercial parks like Altitude in Round Rock or Sky Zone and Urban Air in Cedar Park are primary weekend destinations, the risk is constant. While a backyard Jumpking or Skywalker trampoline carries its own manufacturing risks, the commercial parks in the City of Bartlett region introduce industrial-scale hazards that any parent should understand.

The American Academy of Pediatrics (AAP) has been warning parents since 1999 that trampolines do not belong in a home environment. This position was reaffirmed in 2012 and 2019. Despite this, manufacturers continue to market these products to City of Bartlett families as “safe family fun.” When these products fail—due to UV-degraded netting in the Texas sun or a frame weld that snaps—the resulting orthopedic trauma often requires a flight to a Level 1 pediatric trauma center like Dell Children’s Medical Center in Austin or Baylor Scott & White McLane Children’s in Temple.

We believe in the “7-to-30-day evidence window.” If your child was injured at a facility serving City of Bartlett, the surveillance video is likely on a rolling overwrite cycle. The incident report is being “revised” by a manager who was instructed never to call 911. Our spoliation letters go out within 24 hours of your retention. We freeze the evidence in place before the City of Bartlett park can bury it.

Why the Waiver You Signed in City of Bartlett Doesn’t End Your Case

The most common hurdle families in City of Bartlett face is the “paper shield.” You are told that by clicking “I Agree” on a kiosk, you gave up your rights, your child’s rights, and your ability to seek justice. In Texas, and specifically under City of Bartlett jurisdiction, this is often a legal lie.

Texas law on waivers is governed by three critical pillars that we use to protect City of Bartlett families:

  1. The Munoz Doctrine: In the landmark case Munoz v. II Jaz, Inc., a Texas court ruled that a parent cannot pre-emptively waive a minor child’s own personal injury claim. Even if you signed, your child’s right to recovery in City of Bartlett likely survives.
  2. The Dresser Fair Notice Rule: Under Dresser Industries, Inc. v. Page Petroleum, Inc., a waiver must be “conspicuous.” If the release was buried in 20 screens of text at a City of Bartlett-area park, it may be unenforceable. It must also satisfy the “express negligence” doctrine—meaning it must specifically use the word “negligence.”
  3. The Gross Negligence Carve-Out: In the City of Bartlett and across the state, no waiver can protect a company from “gross negligence.” Under the Moriel standard, if a park was subjectively aware of an extreme risk and showed conscious indifference—like ignoring a tear in a trampoline mat—the waiver fails.

We point to the Cosmic Jump $11.485 million verdict in Harris County as the ultimate proof. Despite a signed waiver, a 16-year-old who fell through a torn mat onto concrete was awarded millions because the jury found gross negligence. That is the same level of accountability we demand for every City of Bartlett case we take.

The Physics of a City of Bartlett Trampoline Park Accident

When we build a case for a City of Bartlett family, we don’t just rely on testimony; we rely on biomechanical engineering. We look at the physics that the industry’s own safety standard, ASTM F2970, was written to control.

The most devastating mechanism is the double-bounce energy transfer. When a 200-pound adult lands on a connected mat system while a 60-pound City of Bartlett child is pushing off, the launch force can be multiplied by four. This isn’t jumping; it’s a catapult. ASTM F2970 requires parks to operationalize age and weight separation, yet on a crowded Saturday afternoon in Williamson County, these rules are often the first to be ignored to maximize revenue.

We also examine foam pit compaction. Many City of Bartlett families believe a foam pit is a cloud of safety. In reality, if those foam cubes aren’t rotated and replaced according to spec, they lose their deceleration capacity. A child entering head-first—a move many City of Bartlett parks fail to prevent through adequate monitoring—can strike the hard floor beneath. This frequently results in SCIWORA (Spinal Cord Injury Without Radiographic Abnormality), a pediatric-specific injury where the spinal cord is stretched or compressed even when the bones look normal on an initial X-ray.

What Your City of Bartlett Case Is Actually Worth: The Life Care Plan

For a child in City of Bartlett who has suffered a catastrophic injury, the damages are not measured by a single hospital bill. We build a Pediatric Life Care Plan that looks forward 70 or 80 years. A Salter-Harris growth plate fracture at age seven can lead to limb-length discrepancies at age fourteen. A traumatic brain injury in a developing City of Bartlett student can require educational aides and specialized cognitive therapy for decades.

Our firm calculates the “Economic Pipeline” of damages for City of Bartlett families:

  • Future Medical Care: Annual specialist visits, corrective surgeries, and orthotic replacements.
  • Lost Earning Capacity: Quantifying what your child’s career path would have looked like without the injury.
  • Home and Vehicle Modifications: Ensuring a City of Bartlett home is accessible for a lifetime of mobility.
  • Hidden Damages: Including lost scholarships and the “Caregiver Burnout” costs for parents who must leave jobs to Provide full-time care.

National industry data for catastrophic pediatric cervical injuries can anchor in the $10 million to $25 million range. While every City of Bartlett case is unique, we never settle for a number that only covers the past. We fight for the number that secures your child’s future.

Corporate Accountability: Fighting the Five-Layer Stack

The “Sky Zone” or “Urban Air” you visit near City of Bartlett is not a single company. It is a layered defense system designed to protect the deep pockets of private equity sponsors. The stack typically looks like this:

  1. The Operator LLC: The local business with a limited policy.
  2. The Franchisee: A multi-unit ownership group.
  3. The Franchisor: The entity like UATP Management or Sky Zone Franchising that mandates the safety rules.
  4. The Parent Corporation: Entities like Unleashed Brands or Sky Zone, Inc.
  5. The Private Equity Sponsor: Firms like Seidler Equity or Palladium Equity.

In the Damion Collins v. Urban Air $15.6 million arbitration award, the franchisor (UATP Management) was held responsible for 40% of the award because of a “systemic failure to bring necessary information to the patron.” We use this same archeology to find the money for our City of Bartlett clients. Ralph Manginello’s experience litigating against companies like BP and Walmart means we aren’t intimidated by the corporate lawyers hired by these adventure park conglomerates.

Rhabdomyolysis: The Invisible Threat to City of Bartlett Jumpers

One specific area of mastery for our firm is exertional rhabdomyolysis. We are currently litigating a $10 million lawsuit against a major university involving this catastrophic muscle and organ breakdown. If your child jumped for ninety minutes in a hot, poorly-ventilated City of Bartlett-area park and arrived home with cola-colored urine and extreme muscle pain, they may be in acute kidney failure.

City of Bartlett parks often push all-day passes or two-hour jump blocks without providing adequate hydration protocols. Heat, dehydration, and eccentric loading on a trampoline mat are the perfect storm for rhabdo. We know the myoglobin cascade, we know the nephrology experts, and we know how to prove that the City of Bartlett park’s refusal to enforce rest breaks is negligence.

Protecting the Hispanic Families of City of Bartlett

Williamson County and City of Bartlett have a vibrant Hispanic community. Often, these families are handed English-only waivers on an iPad and pressured to “sign here” by a teenage attendant so the kids can get on the court.

Under the Delfingen Doctrine in Texas, an arbitration agreement or waiver can be voided if it was not provided in the patron’s primary language. Lupe Peña of Attorney911 is a native Spanish speaker who communicates with our City of Bartlett clients directly. No interpreters, no delays. If your family’s primary language is Spanish, and the park failed to provide a translation, that waiver may be a legal nullity.

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

72-Hour Evidence Protocol for City of Bartlett Families

If you are reading this because your child was recently injured near the City of Bartlett, your primary job is medical recovery. Our primary job is evidence preservation.

  1. Certified Spoliation Letters: We demand the preservation of the DVR hard drive, the kiosk audit trails, and the attendant shift logs before they vanish.
  2. Witness Canvassing: Our investigators identify other City of Bartlett parents who were at the rail and saw the incident.
  3. Equipment Inspection: We prevent the park from replacing a broken spring or refilling a degraded foam pit before our biomechanical engineer can inspect it.
  4. Digital Archaeology: We use tools like the Wayback Machine to capture what the City of Bartlett-area park’s website said about “safety” on the day your child was hurt, before they sanitized it.

We advanced all costs. You pay nothing unless we win. From the first phone call, we treat you like family. As our client Chad Harris said, “You are NOT a pest to them and you are NOT just some client… You are FAMILY to them.”

Frequently Asked Questions for City of Bartlett Parents

Can I sue if I signed the electronic waiver at the City of Bartlett park?

Yes. As we discussed, Texas courts often void these waivers for minors under the Munoz rule or for everyone in cases of gross negligence. Furthermore, electronic formation failures—like system glitches or unauthenticated “clicks”—can render the digital signature invalid under the federal E-SIGN Act and Texas UETA statutes.

Is my child’s growth plate injury really that serious?

A Salter-Harris fracture is always serious. Because City of Bartlett children are still growing, a break at the growth plate can result in one leg being shorter than the other or a crooked limb. It requires years of orthopedic monitoring. We ensure your settlement covers the next decade of potential surgeries, not just the initial cast.

Why won’t the City of Bartlett park give me the video of the accident?

Because the video is the most damaging evidence they have. Most parks in the City of Bartlett region are instructed by their risk management teams to withhold video until a lawsuit is filed. This is why our 24-hour spoliation protocol is vital. If they “lose” the video after our notice, we seek an adverse inference instruction, which tells the jury to assume the video would have proven the park’s fault.

What if the injury happened at a City of Bartlett school or summer camp?

These cases involve different legal architectures like the Texas Tort Claims Act but the duty of care remains the same. The AAP explicitly states trampolines should not be used in PE classes or schools. If a City of Bartlett institution ignored this medical consensus, we hold them to the same standard as a commercial park.

How much does it cost to hire Attorney911 for a City of Bartlett case?

Zero dollars upfront. We work on a 33.33% pre-trial contingency basis. We pay for the experts, the filing fees, and the trauma-bay record retrieval. We only get paid if we recover money for your child.

What is rhabdomyolysis and how do I know if my child has it after jumping?

Watch for “cola-colored” or dark urine and severe muscle weakness. It can happen 24 to 48 hours after a heavy jumping session at a City of Bartlett-area park. It is a medical emergency that can lead to kidney failure. If you see these signs, go to the nearest emergency room immediately and then call us. We lead the state in rhabdo litigation.

Choosing the Right Lawyer for a City of Bartlett Trampoline Case

Most personal injury lawyers in Central Texas handle car wrecks. A trampoline case is not a car wreck. It is a complex cross-section of product liability, corporate archeology, and pediatric orthopedics. You need an attorney who can quote ASTM F2970 Section 10 from memory. You need an attorney who has fought Fortune 500 corporate defense teams and won. That is Ralph Manginello. That is Attorney911.

We represent families in City of Bartlett, throughout Williamson County, and across the United States. We have the resources to fly in the nation’s top biomechanical engineers and pediatric specialists to build your child’s case. We don’t settle for the “primary policy limits.” We go upstream to the franchisor and the private equity sponsor.

The Case Starts Today

Your child’s recovery is your priority. Their justice is ours. The trampoline industry counts on City of Bartlett families being too overwhelmed to fight back. They rely on the waiver at the kiosk to intimidate you into silence. They are betting that you won’t find a lawyer who knows their playbook.

They are wrong.

Call 1-888-ATTY-911 right now. We are available 24/7. We offer free consultations in English and Spanish. From the moment you hire us, the burden of fighting the insurance companies and the corporate conglomerates shifts to our shoulders. We will preserve the evidence, we will name the liable parties, and we will maximize your child’s recovery fund.

1-888-ATTY-911. Hablamos Español. No fee unless we win.

Additional Legal Protections for City of Bartlett Victims

In the City of Bartlett, we also look at the TDI Class B Inflatable Carve-In. While the main trampoline decks aren’t regulated by the state, the Sky Riders, bungee trampolines, and inflatable obstacle courses inside the park are. They require annual inspections and a posted compliance sticker from the Texas Department of Insurance. If your child was injured on one of these and that sticker is missing, we have a negligence per se argument that the park’s lawyers cannot answer.

We also use FRE 404(b) to bring in “other acts” evidence. If the local park serving City of Bartlett has a history of identical injuries, that pattern proves they had notice of the hazard. We subpoena the chain-wide incident reports to show the jury that what happened to your child was part of a systemic pattern of neglect across the brand’s national footprint.

The Moat at Attorney911

We have spent decades building a moat of authority in catastrophic injury law.

  • Federal Court Admission: Ralph Manginello is admitted to the Southern District of Texas, providing the capacity to handle cases where the park’s parent company is out-of-state.
  • Defense-Side Insider: Lupe Peña’s history in insurance defense means we know which waiver clauses are “airtight” and which ones are full of holes.
  • Medical Litigation Depth: Our $10M UH rhabdo case gives us a medical expert network that is unparalleled in Central Texas.
  • Proven Results: From TBI settlements up to $9.8M to wrongful death recoveries up to $9.5M, we know how to value a life.

Stop second-guessing your rights. Stop letting the park’s manager dictate your family’s future. The City of Bartlett deserves better, and your child deserves justice.

Call 1-888-ATTY-911 today.

Texas Jurisdictional Awareness

We are acutely aware of the 2025 Jurisdictional Split. While states like Pennsylvania have ruled that parents cannot bind children to arbitration, Texas issued a park-friendly ruling in Cerna v. Pearland Urban Air. We don’t hide from these rulings; we strategize around them. We challenge the delegation clauses and we name third parties who didn’t sign the waiver to ensure your case stays in a Texas courtroom whenever possible.

The path to categories of damages like Loss of Enjoyment of Life and Disfigurement begins with a firm that knows the difference between Williamson County and Harris County procedural rules. We are that firm.

Attorney911: The Manginello Law Firm
1177 West Loop South, Suite 1600, Houston, TX 77027
1635 Dunlavy Street, Houston, TX 77006
316 West 12th Street, Suite 311, Austin, TX 78701
1-888-ATTY-911

Your child. Your City of Bartlett home. Your lawyer.

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