Frontier Airlines plane strikes and kills person on the runway

Key Concepts

• Runway Incursion: Unauthorized presence of a person or vehicle on a runway.
• Aborted Takeoff (Rejected Takeoff): A procedure where pilots stop the aircraft during the takeoff roll due to an emergency or safety concern.
• Emergency Evacuation: The rapid exit of passengers from an aircraft using emergency slides.
• Engine Ingestion: The intake of a foreign object (in this case, a human) into a jet engine, causing mechanical failure and fire.

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Incident Overview

On a Friday night at Denver International Airport, a Frontier Airlines flight (Airbus A321) bound for Los Angeles was involved in a fatal accident during its takeoff roll. An unauthorized individual breached the airport's perimeter fence and entered an active runway, where they were struck by the aircraft. The collision resulted in the death of the individual and caused significant mechanical damage to the plane.

Sequence of Events

1. Perimeter Breach: An unidentified individual jumped the airport perimeter fence.
2. Runway Incursion: Within two minutes of breaching the fence, the individual crossed an active runway.
3. Collision: The Frontier Airbus A321, carrying 231 passengers, struck the individual during its takeoff acceleration.
4. Engine Failure: The impact caused the individual to be ingested into one of the jet engines, resulting in a loud noise, a "big jolt," and a visible orange fireball.
5. Aborted Takeoff: The pilots immediately initiated a rejected takeoff procedure, reporting an engine fire and smoke within the cabin.
6. Emergency Evacuation: Passengers evacuated the aircraft on the runway using emergency slides and were subsequently bused to the terminal.

Impact and Response

• Casualties: The individual on the runway was killed. Twelve passengers sustained injuries during the emergency evacuation.
• Emergency Response: Fire crews successfully extinguished the engine fire. Flight attendants were commended for their role in managing the evacuation.
• Operational Status: The airport resumed normal operations following the incident.
• Investigation: Frontier Airlines and relevant aviation authorities have launched an investigation. The deceased is not believed to be an airport employee.

Contextual Aviation Incidents

The report highlights a series of recent aviation safety concerns across the United States:

• Orlando: A Delta ground worker was killed following a collision between a plane and a boarding bridge.
• Newark: A United Airlines jet clipped a light post and a delivery truck during landing.

Notable Statements

• Pilot Communication: The cockpit audio captured the urgency of the situation: "4345, we're stopping on the runway. Uh, we just hit somebody. We haven't had to park."
• Frontier Airlines Statement: The airline expressed deep sadness regarding the event and confirmed their cooperation with the ongoing investigation.

Synthesis

The incident at Denver International Airport underscores the critical nature of airport perimeter security and the dangers of runway incursions. The rapid response of the flight crew prevented further casualties during the emergency evacuation, despite the catastrophic mechanical failure caused by the engine ingestion. This event, occurring alongside other recent aviation accidents, highlights the ongoing challenges in maintaining safety protocols within complex airport environments.