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Accidents · NTSB DEN91FA043 · Final report

Learjet 35A accident near Aspen, Colorado, February 14, 1991

On February 14, 1991, a Learjet 35A, registered N535PC, was destroyed in an accident near Aspen, Colorado (Sardy Field). It was flown under charter and air-taxi rules (Part 135). 3 people were killed. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

The flight crew's failure to maintain airspeed and control of the airplane while maneuvering to land. Contributing factors were the flight crew's execution of an unstabilized approach and the surrounding snow-covered mountainous terrain.

Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.

What the record shows

Date
February 14, 1991
Place
Aspen, Colorado · Sardy Field · map
Type
Accident
Injuries
3 people were killed.
Weather
visual conditions (good weather)
Aircraft
Learjet 35A · all 35As on the register
Registration
N535PC · registry record · serial 35A-291
Damage
Destroyed
Flight
Flight · charter and air-taxi rules (Part 135)

The NTSB's narrative final · quoted from the NTSB record

The flight crew reported to the tower controller that they were over the airport and requested a right downwind circling approach to runway 15. The tower controller and other witnesses observed the airplane in a steep right bank on base leg. The airplane overshot the extended runway centerline. The tower controller observed the airplane entering a steeper right bank to correct back to the runway centerline. The controller stated that he observed the airplane "flutter" and then crash right-wing first, about one mile north of the runway threshold. Other witnesses reported a variety of indications consistent with a loss of control. The last recorded transmission was "Oh no you're (stall…)." The ( ) indicates that the word was questionable text. Both engines were producing about 1,700 pounds of thrust (2,561 pounds available). A snow squall had just passed over the airport and was obscuring mountains to the east. The terrain was snow covered. The accident occurred about eight minutes before official sunset. The approach procedure is not authorized at night or for category D airplanes. Minimums for the approach were three miles visibility with an MDA of 10,840 feet. Airport elevation is 7,815 feet. Both pilots were rated in the airplane. It could not be determined which pilot was at the controls at the time of the accident.

The complete narrative as the NTSB published it. The NTSB's docket holds the report as a PDF and any photographs, statements and other documents from the investigation.

The factual record from the NTSB's investigation tables, in plain English

Pilot

  • Certificate: airline transport pilot, flight instructor, commercial pilot
  • Ratings: multi-engine land; single-engine land; instructor: airplane multi-engine; instructor: airplane single-engine; instrument: airplane; rotorcraft: glider
  • Flight time: 10,530 hours in all; 3,700 in this make and model; 8,330 as pilot in command
  • Medical certificate: Class 1 (valid medical--w/ waivers/lim.)
  • Seat: unk

The aircraft

  • Last inspection: continuous airworthiness programme, December 31, 1990
  • Maximum gross weight: 18,300 lb
  • Seats: 10
  • Landing gear: retractable
  • Engine: Garrett TFE 731-2-2B (turbofan); 0 hours total
  • Fire on the ground

The flight

  • Departed from: LAS Las Vegas NV at 11:26 pm
  • Flight plan: IFR
  • Runway 15, 7,003 ft by 100 ft
  • A second pilot was aboard

Weather at the time

  • Light: daylight
  • Wind: from 350° at 5 knots
  • Visibility: 7 statute miles
  • Sky: overcast at 1,000 ft
  • Temperature: 34°F (1°C), dew point 25°F (-4°C)
  • Altimeter: 30.00 inHg

Injuries

FatalSeriousMinorNone
Crew2
Passengers1

Documents from the investigation the NTSB's docket: the evidence folder behind the report

The docket, the folder of records gathered during an investigation (maintenance records, photographs, witness statements, examinations), has not been read from the NTSB for this case yet; the list appears here once it has. Open the docket at the NTSB.

Everything on this page comes from the NTSB's public records. The narrative, probable cause and findings are the NTSB's own words; the coded tables behind the report are written out in plain English, with pilots' ages, home towns and medical details left out. The documents and photographs are the NTSB's docket, shown as the NTSB released them. This site's own text never names anyone involved. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.