Last updated: 20 September 2021
| Status: | Final |
| Date: | Thursday 11 February 1999 |
| Time: | 23:45 |
| Type: |  Beechcraft 1900C-1 |
| Operator: | ACE Air Cargo |
| Registration: | N31240 |
| MSN: | UC- 28 |
| First flight: | 1988 |
| Total airframe hrs: | 19588 |
| Engines: | 2 Pratt & Whitney Canada PT6A-65B |
| Crew: | Fatalities: 0 / Occupants: 1 |
| Passengers: | Fatalities: 0 / Occupants: 0 |
| Total: | Fatalities: 0 / Occupants: 1 |
| Aircraft damage: | Substantial |
| Aircraft fate: | Written off (damaged beyond repair) |
| Location: | 7,6 km (4.8 mls) N of Saint Mary's, AK ( United States of America)
|
| Phase: | Approach (APR) |
| Nature: | Cargo |
| Departure airport: | Anchorage International Airport, AK (ANC/PANC), United States of America |
| Saint Mary's Airport, AK (KSM/PASM), United States of America | |
| Flightnumber: | 91 |
Flight 91 departed Anchorage at 21:45 for an IFR cargo flight to Saint Mary's. The pilot was cleared for a runway 16 LOC/DME approach at 23:25. Ten minutes later the aircraft crashed and broke into three. The pilot seats were found 50feet in front of the cockpit section. The wreckage was found at 04:00 the following morning.
Probable Cause:
PROBABLE CAUSE: "The pilot's descent below the minimum descent altitude on the instrument approach. Factors were pilot fatigue resulting from the pilot's rest period being interrupted by scheduling discussions and the night weather conditions of low ceilings and whiteout."
Accident investigation:
 |
|
Sources:
» NTSBPhotos
accident date: 11-02-1999
type: Beechcraft 1900C-1
registration: N31240
Map
This map shows the airport of departure and the intended destination of the flight. The line between the airports does not display the exact flight path.
Distance from Anchorage International Airport, AK to Saint Mary's Airport, AK as the crow flies is 703 km (440 miles).
Distance from Anchorage International Airport, AK to Saint Mary's Airport, AK as the crow flies is 703 km (440 miles).
This information is not presented as the Flight Safety Foundation or the Aviation Safety Network’s opinion as to the cause of the accident. It is preliminary and is based on the facts as they are known at this time.
