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NTSB Preliminary Report: Analyzing the Cessna Citation 550 Crash

[HPP] Greg YangJanuary 31, 202617 min
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NTSB Preliminary Report Overview

  • πŸ’‘ The report details the crash of a Cessna Citation 550 near Statesville, North Carolina, on December 18th, resulting in seven fatalities, including the pilot and six passengers.
  • πŸ“Œ The pilot, an airline transport rated pilot, was in the left seat, with his son (a private pilot) in the right seat, and a third pilot-rated passenger in the cabin.
  • πŸ”‘ The aircraft was fully fueled, and the Cockpit Voice Recorder (CVR) began recording the accident flight at 09:44:21.

Pilot Qualifications and Pre-Flight Concerns

  • ⚠️ The pilot held a type rating for the CE-500, necessary for the aircraft, but with a crucial limitation: "CE 500 second in command required."
  • ✈️ During taxi, pilots noted an inoperative thrust reverser indicator light for an unspecified engine, though checks confirmed the reverser was working.
  • πŸ’¬ A rear passenger commented on the left engine producing more power than the right during takeoff, but the pilot continued the takeoff.

Deteriorating Conditions and Instrument Issues

  • ☁️ Weather conditions changed rapidly; initial reports of 3,900 ft scattered clouds worsened to 1,200 ft broken ceiling with heavy drizzle shortly after takeoff.
  • ⚑ The pilot intended to activate an IFR flight plan airborne after a VFR takeoff, but attempts to contact ATC for clearance were unsuccessful due to controller workload.
  • πŸ“‰ The aircraft began to descend, and the pilot noted his altitude indicator wasn't working properly, along with other left-side flight instruments and GPS data.

Control Transfer and Electrical Malfunction

  • πŸ”„ At 10:11, control was transferred to the right seat passenger (the son) at 4,500 ft, possibly due to the left-seat instrument malfunctions.
  • πŸ”Œ Evidence suggests an electrical malfunction: gear lights not illuminating, GPS not recording, and CVR audio cutting out and degrading.
  • πŸ—£οΈ A rear passenger inquired about power to the alternator/generator, and the pilot later commented that "that was the problem," though specifics were not recorded.

Final Approach and Crash Analysis

  • πŸ“‰ Airspeed and altitude continued to decrease during the final approach, despite the pilot taking back controls and calling for flaps and landing gear.
  • πŸ’₯ The aircraft struck runway alignment lights and trees before crashing 400 ft short of the runway threshold; both engines were found with thrust levers in the full forward position.
  • πŸ’‘ The speaker suggests task saturation and a series of "reasonable" decisions eroding safety margins, emphasizing the potential benefit of a fully qualified second in command.
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NTSB preliminary reportCessna Citation 550Aircraft accident investigationCockpit Voice Recorder (CVR)Airline Transport Pilot (ATP)Second in Command (SIC) limitationWeather conditionsInstrument malfunctionElectrical malfunctionThrust reverserVFR flightIFR clearanceTask saturationAviation safetyPilot decision-making
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