NTSB CAROL · Event
Event CEN22LA195
Aircraft involved
Probable cause & findings
The captain’s failure to ensure that the parking brake was correctly released before takeoff, which resulted in seized brakes during landing and a subsequent loss of directional control and runway excursion.
Factual narrative
On May 5, 2022, about 2110 mountain daylight time, a Swearingen SA226-T(B), N36LC, was substantially damaged when it was involved in an accident at Centennial Airport (APA), Denver, Colorado. The captain and first officer were not injured. The airplane was operated as a Title 14 Code of Federal Regulations Part 91 positioning flight. After six passengers disembarked at Central Nebraska Regional Airport (GRI), Grand Island, Nebraska, the captain and first officer departed from GRI without passengers. During the takeoff roll, the captain reported that the airplane accelerated slower than normal. At 60 to 80 knots, the captain “pushed in the parking brake” handle and continued the takeoff. The crew reported no anomalies on the departure or en route to APA. During the landing at APA, the airplane swerved right, and the captain was not able to maintain directional control. The airplane departed the right side of the runway, which resulted in substantial damage to the right wing. Postaccident examination revealed that the right main landing gear brakes were thermally damaged and seized. The right main landing gear tires had flat spots down to the wheel rims, consistent with no tire rotation during the landing. The left main landing gear brakes were not seized and the tires did not have flat spots. No anomalies were observed with the braking system that would have precluded normal operation. According to the flight manual, proper release of the parking brake required brake pedals to be depressed while the parking brake handle was pushed fully forward. If the parking brake handle was pushed forward without the brake pedals depressed, it was possible for the brakes to retain pressure. The captain reported slower than normal acceleration during the takeoff roll. At 60 to 80 knots, the captain “pushed in the parking brake” handle and continued the takeoff. The crew reported no anomalies on the departure or while en route. While landing at the destination, the airplane swerved right and the captain lost directional control, which resulted in a runway excursion and substantial damage to the right wing. Postaccident examination revealed that the right main landing gear brakes were seized and the right main landing gear tires had flat spots down to the wheel rims, consistent with no tire rotation during landing. No preaccident anomalies were observed with the braking system that would have precluded normal operation. According to the flight manual, proper release of the parking brake required the brake pedals to be depressed while the parking brake handle was pushed fully forward. The parking brake was likely not correctly released before takeoff, which allowed the right brakes to retain pressure and led to the loss of directional control during landing. Source: NTSB Aviation Accident Database Retrieved: 2026-02-12
NTSB Findings
Hierarchical cause / factor breakdown from the FAA bulk avdata database. Each finding tagged C (Cause) or F (Factor).
- — Personnel issues-Action/decision-Info processing/decision-Decision making/judgment-Pilot
- — Personnel issues-Task performance-Use of equip/info-Use of equip/system-Pilot
- — Aircraft-Aircraft systems-Landing gear system-Brake-Incorrect use/operation
Verbatim from NTSB's published report. Source file
NTSB_2022_CEN22LA195.txt.
Findings + structured fields enriched from FAA avall.mdb.
Full investigation docket on
data.ntsb.gov ↗.
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Related research
What the literature says.
Academic papers and agency reports matching this event's aircraft type or causal vocabulary (runway excursion). Sourced from NASA NTRS, NTSB Safety Studies, FAA CAMI, AOPA Air Safety Institute, Embry-Riddle Scholarly Commons, arXiv, and the Semantic Scholar academic graph.
- SKYbrary (Eurocontrol) 2024 · SKYbrary article
Runway Excursion — SKYbrary Knowledge Base
SKYbrary runway excursion review — RE-OE (overruns) + RE-LO (lateral). Risk drivers: long landing, high approach speed, contaminated surface, tailwind, mis-set autobrakes.
- NTSB Aircraft Accident Reports 2019 · Accident report
Embraer ERJ 175 Runway Excursion at Charlotte Douglas
Republic Airline ERJ-175 runway excursion CLT, January 2018. Examines a low-energy runway excursion involving misuse of autobrakes + thrust reverser response after a high-crosswind landing on a contam…
- NASA NTRS 2025 · Presentation
Uncovering Resilient Behavior in the Aviation Safety Reporting System Using Large Language Models
Resiliency is present in everyday life, both in system design and exhibited by the operators that function within these systems.
- NASA NTRS 2025 · Conference Paper
Uncovering Resilient Behavior in the Aviation Safety Reporting System Using Large Language Models
Resiliency is present in everyday life, both in system design and exhibited by the operators that function within these systems.
- Flight Safety Foundation 2024 · FSF / AeroSafety World
Runway Safety Initiative Final Report (RSI)
Foundation Runway Safety Initiative final report — comprehensive analysis of runway excursion + incursion risk drivers worldwide.
- Semantic Scholar 2020 · Article
Towards online prediction of safety-critical landing metrics in aviation using supervised machine learning
Abstract In recent years, due to the increased availability of data and improvements in computing power, application of machine learning techniques to various aviation safety problems for identifying,…
Browse the full corpus — academia portal ↗