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Accidents · NTSB FTW94IA139 · Final report

Beech 1900C incident near Cheyenne, Wyoming, April 27, 1994

On April 27, 1994 at about 2:00 pm local time, a Beech 1900C, registered N141UE, suffered minor damage in an incident near Cheyenne, Wyoming. It was a flight of an unrecorded kind under charter and air-taxi rules (Part 135). No one was hurt; 21 people were on board or involved. The weather was instrument conditions (cloud, fog or low visibility).

The NTSB's probable cause their words, unchanged

A PARTIAL FAILURE OF THE LEADING EDGE TIP PORTION OF ONE OF THE LEFT ENGINE PROPELLER BLADES DUE TO PREVIOUS IMPACT DAMAGE FROM AN UNKNOWN SOURCE.

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

What the record shows

Date
April 27, 1994 · about 2:00 pm local time
Place
Cheyenne, Wyoming
Type
Incident
Injuries
No one was hurt; 21 people were on board or involved.
Weather
instrument conditions (cloud, fog or low visibility)
Aircraft
Beech 1900C · all 1900Cs on the register
Registration
N141UE · no longer on the register · serial UC141
Damage
Minor damage
Flight
Flight of an unrecorded kind · charter and air-taxi rules (Part 135)

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

WHILE ON A SCHEDULED PASSENGER FLIGHT AT 15,000 FEET MSL, AND WHILE PASSING OVER CHEYENNE, WYOMING, THE AIRCRAFT LOST PART OF A PROPELLER BLADE FROM THE LEFT ENGINE. THE ENGINE WAS SECURED, AND DUE TO INCLEMENT WEATHER IN THE CHEYENNE AREA, THE FLIGHT PROCEEDED TO ITS SCHEDULED DESTINATION IN DENVER, COLORADO, WHERE IT LANDED WITHOUT INCIDENT. THE PROPELLER BLADE WAS REMOVED AND TESTED AT BOTH THE MANUFACTURER'S FACILITIES AND AT THE MATERIALS LABORATORY AT WRIGHT PATTERSON AIR FORCE BASE. THE WRIGHT PATTERSON LABORATORY PROVIDED INFORMATION THAT THERE WAS A PROBABLE NICK OR GOUGE IN THE LEADING EDGE OF THE BLADE AT THE FAILURE POINT. THE SOURCE OF THAT DAMAGE WAS NOT DISCOVERED DURING THE COURSE OF THE INVESTIGATION.

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; instructor: airplane single-engine; instructor: instrument airplane; instrument: airplane
  • Flight time: 7,718 hours in all; 5,600 in this make and model; 283 in the last 90 days; 100 in the last 30 days; 6,903 as pilot in command; 1,166 on instruments
  • Medical certificate: Class 1 (valid medical--no waivers/lim.)
  • Seat: left

The aircraft

  • Airframe total time: 6,430 hours
  • Last inspection: continuous airworthiness programme, April 23, 1994; 36 hours since
  • Maximum gross weight: 16,600 lb
  • Seats: 21
  • Landing gear: retractable
  • Engine: P&W PT6A-65-B (turboprop); 0 hours total

The flight

  • Departed from: BIS Bismarck ND at 11:55 am
  • Destination: DEN Denver CO
  • Flight plan: IFR
  • Runway 0
  • A second pilot was aboard

Weather at the time

  • Light: daylight
  • Wind: from 060° at 4 knots
  • Visibility: 2 statute miles
  • Sky: overcast at 1,000 ft; scat at 400 ft
  • Temperature: 25°F (-4°C), dew point 25°F (-4°C)
  • Altimeter: 30.00 inHg
  • Observation at 1:50 pm from CYS

Injuries

FatalSeriousMinorNone
Crew2
Passengers19

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.