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Accidents · NTSB SEA96FA024 · Final report

Beech C24R accident near Bozeman, Montana, November 25, 1995

On November 25, 1995 at about 10:54 pm local time, a Beech C24R, registered N3729T, was substantially damaged in an accident near Bozeman, Montana (Gallatin Field). It was a personal flight under general aviation rules (Part 91). 2 people were killed. The weather was instrument conditions (cloud, fog or low visibility).

The NTSB's probable cause their words, unchanged

failure of the pilot to follow the specified approach track (proper IFR procedure), and his associated failure to maintain altitude or clearance from mountainous terrain. Factors relating to the accident were: the pilot's failure to abide by the aircraft owner's (dispatch) procedures, heavy snowfall, mountainous terrain, and possible pilot impairment from altitude hypoxia.

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

What the record shows

Date
November 25, 1995 · about 10:54 pm local time
Place
Bozeman, Montana · Gallatin Field · map
Type
Accident
Injuries
2 people were killed.
Weather
instrument conditions (cloud, fog or low visibility)
Aircraft
Beech C24R · all C24Rs on the register
Registration
N3729T · no longer on the register · serial MC-737
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

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

The flight was on an instrument flight rules (IFR) flight plan and had been cleared by air traffic control (ATC) for an instrument landing system (ILS) approach. The aircraft owner, along with the flight instructor, who completed the pilot's instrument training as well as his checkout in the accident aircraft, stated that they had instructed the pilot not to fly the accident aircraft in IFR conditions. The airplane was flown at an altitude of 13,000 feet for 32 minutes before commencing the approach, and it was not equipped with supplemental oxygen or cabin pressurization. The pilot failed to follow the specified ground track for the approach, and the airplane impacted mountainous terrain about 13-1/2 nautical miles north-northeast of the airport in heavy snow conditions. The accident site was approximately 15-1/2 nautical miles beyond the point where a turn onto the localizer was specified on the approach procedure. The airport did not have a control tower or approach control radar, and the airplane was not in radar contact with ATC at the time of the accident. A hunter near the accident site saw an airplane fly over his position at low altitude in heavy snowfall. He heard a loud metallic 'clank' about 20 to 30 seconds after the airplane disappeared from his view. Also, he noted the time on his watch, which corresponded to the estimated 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: private
  • Ratings: single-engine land; single-engine sea; instrument: airplane
  • Flight time: 158 hours in all; 9 in this make and model; 11 in the last 30 days; 119 as pilot in command
  • Medical certificate: Class 3 (valid medical--w/ waivers/lim.)
  • Seat: left

The aircraft

  • Airframe total time: 3,311 hours
  • Last inspection: annual inspection, November 7, 1994; 40 hours since
  • Maximum gross weight: 2,750 lb
  • Seats: 4
  • Landing gear: retractable
  • Engine: Lycoming IO-360-A1B6 (piston); 0 hours total

The flight

  • Departed from: LWS Lewiston ID at 8:58 pm
  • Destination: BZN
  • Flight plan: IFR
  • Runway 12

Weather at the time

  • Light: daylight
  • Wind: from 100° at 7 knots
  • Sky: overcast; not recorded
  • Temperature: 39°F (4°C), dew point 37°F (3°C)
  • Altimeter: 29.00 inHg
  • Observation at 10:56 pm from BZN, 14 miles away

Injuries

FatalSeriousMinorNone
Crew1
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.