The U.S. aircraft register, updated daily
Accidents · NTSB DEN86LA035 · Preliminary: the investigation is not finished

Stinson 108-1 accident near Beulah, North Dakota, November 30, 1985

On November 30, 1985 at about 11:45 pm local time, a Stinson 108-1, registered N8143K, was substantially damaged in an accident near Beulah, North Dakota (Beulah airport). It was a personal flight under general aviation rules (Part 91). No one was hurt; 1 person was on board or involved. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

The NTSB has not yet published a probable cause for this accident. Investigations usually take one to two years; this page updates when the final report is released.

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

What the record shows

Date
November 30, 1985 · about 11:45 pm local time
Place
Beulah, North Dakota · Beulah · map
Type
Accident
Injuries
No one was hurt; 1 person was on board or involved.
Weather
visual conditions (good weather)
Aircraft
Stinson 108-1 · all 108-1s on the register
Registration
N8143K · registry record · serial 108-1143
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

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

DURING A LANDING AT DUSK ON A SNOW COVERED RWY, THE ACFT ENCOUNTERED DEEP SNOW AND NOSED OVER ONTO ITS BACK. THE PLT STATED THAT AFTER TOUCHDOWN, HE REALIZED THAT THERE WAS APRX ONE FT OF SNOW ON THE RWY AND WAS UNABLE TO MAKE A GO-AROUND.

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, commercial pilot
  • Ratings: multi-engine land; single-engine land; instrument: airplane
  • Flight time: 3,809 hours in all; 150 in this make and model; 110 in the last 90 days; 1,136 as pilot in command
  • Medical certificate: Class 1 (valid medical--w/ waivers/lim.)
  • Seat: left

The aircraft

  • Airframe total time: 1,637 hours
  • Last inspection: annual inspection, July 10, 1985
  • Maximum gross weight: 2,100 lb
  • Seats: 4
  • Landing gear: fixed
  • Engine: Lycoming O-435A-1 (piston); 0 hours total

The flight

  • Departed from: BIS Bismark ND at 10:50 pm
  • Flight plan: none
  • Runway 28, 3,500 ft by 50 ft

Weather at the time

  • Light: dusk
  • Wind: from 359° at 7 knots
  • Visibility: 5 statute miles
  • Sky: overcast at 10,000 ft; scat at 5,000 ft
  • Temperature: -8°F (-22°C), dew point 0°F (-18°C)
  • Altimeter: 30.00 inHg

Injuries

FatalSeriousMinorNone
Crew1

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.