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Accidents · NTSB DEN86FA137 · Preliminary: the investigation is not finished

Beech BE-99C accident near Laramie, Wyoming, May 16, 1986

On May 16, 1986 at about 4:42 pm local time, a Beech BE-99C, registered N6728J, was substantially damaged in an accident near Laramie, Wyoming (General Brees Field Arpt). It was a flight of an unrecorded kind under charter and air-taxi rules (Part 135). No one was hurt; 9 people were on board or involved. The weather was instrument conditions (cloud, fog or low visibility).

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
May 16, 1986 · about 4:42 pm local time
Place
Laramie, Wyoming · General Brees Field Arpt · map
Type
Accident
Injuries
No one was hurt; 9 people were on board or involved.
Weather
instrument conditions (cloud, fog or low visibility)
Aircraft
Beech BE-99C
Registration
N6728J · no longer on the register · serial U-217
Damage
Substantial damage
Flight
Flight of an unrecorded kind · charter and air-taxi rules (Part 135)

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

THIS PART 135 IFR FLT WAS INBOUND FOR LANDING AT LARAMIE, WYOMING. DURING THE EN ROUTE AND APPROACH FOR LDG PORTIONS OF THE FLT THE ACFT PICKED UP A MODERATE TO HEAVY LOAD OF ICE. DURING THE LANDING FLARE THE ACFT STALLED, HIT THE RWY, BOUNCED, VEERED OFF THE RWY, AND STRUCK A VASI LIGHTING SYSTEM. THE LEFT LDG GEAR COLLAPSED AND THE ACFT SKIDDED TO A STOP.

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
  • Ratings: multi-engine land; single-engine land; instructor: airplane single-engine; instrument: airplane
  • Flight time: 2,530 hours in all; 1,809 in this make and model; 284 in the last 90 days; 1,350 as pilot in command
  • Medical certificate: Class 1 (valid medical--w/ waivers/lim.)
  • Seat: left

The aircraft

  • Airframe total time: 5,008 hours
  • Last inspection: approved inspection programme, May 10, 1986; 41 hours since
  • Maximum gross weight: 10,294 lb
  • Seats: 16
  • Landing gear: retractable
  • Engine: P&W PT6A-36 (turboprop); 0 hours total
  • Operator: Centennial Airlines, INC

The flight

  • Departed from: DEN Denver CO at 4:17 pm
  • Destination: LAR Laramie WY
  • Flight plan: IFR
  • Runway 30, 6,300 ft by 100 ft
  • A second pilot was aboard

Weather at the time

  • Light: daylight
  • Wind: from 040° at 10 knots
  • Visibility: 5 statute miles
  • Temperature: 34°F (1°C), dew point 34°F (1°C)
  • Altimeter: 30.00 inHg
  • Observation at 4:50 pm from LAR, 75 miles away

Injuries

FatalSeriousMinorNone
Crew2
Passengers7

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.