Narrative:
The crew had to return to the airport due to a no. 2 engine failure. The prop was feathered and a circuit was flown with flaps and gear down.
The aircraft overshot the turn to final approach, porpoised three times and struck trees, 0,5 miles short of runway 01.
PROBABLE CAUSE:
powerplant - exhaust system: stacks
miscellaneous acts,conditions - material failure
miscellaneous acts,conditions - leak/leakage
powerplant - powerplant-instruments: power indicators
powerplant - propeller and accessories: governors
miscellaneous acts,conditions - overheated
miscellaneous acts,conditions - erratic
pilot in command - failed to follow approved procedures,directives,etc.
miscellaneous acts,conditions - improper emergency procedures
partial power loss - partial loss of power - 1 engine
accident date: 04-06-1981
type: Convair C-131E (CV-440)
registration: N121CA
| Status: | Accident investigation report completed and information captured |
| Date: | Thursday 4 June 1981 |
| Time: | 16:17 |
| Type: |  Convair C-131E (CV-440) |
| Operator: | Command Aviation |
| Registration: | N121CA |
| MSN: | 342 |
| First flight: | 1956 |
| Crew: | Fatalities: 0 / Occupants: 2 |
| Passengers: | Fatalities: 0 / Occupants: 1 |
| Total: | Fatalities: 0 / Occupants: 3 |
| Aircraft damage: | Damaged beyond repair |
| Location: | Dillingham Municipal Airport, AK (DLG) ( United States of America)
|
| Phase: | Approach (APR) |
| Nature: | Executive |
| Departure airport: | Dillingham Municipal Airport, AK (DLG/PADL), United States of America |
| Anchorage International Airport, AK (ANC/PANC), United States of America |
The crew had to return to the airport due to a no. 2 engine failure. The prop was feathered and a circuit was flown with flaps and gear down.
The aircraft overshot the turn to final approach, porpoised three times and struck trees, 0,5 miles short of runway 01.
Probable Cause:
PROBABLE CAUSE:
powerplant - exhaust system: stacks
miscellaneous acts,conditions - material failure
miscellaneous acts,conditions - leak/leakage
powerplant - powerplant-instruments: power indicators
powerplant - propeller and accessories: governors
miscellaneous acts,conditions - overheated
miscellaneous acts,conditions - erratic
pilot in command - failed to follow approved procedures,directives,etc.
miscellaneous acts,conditions - improper emergency procedures
partial power loss - partial loss of power - 1 engine
Sources:
» NTSBPhotos
accident date: 04-06-1981
type: Convair C-131E (CV-440)
registration: N121CA
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 Dillingham Municipal Airport, AK to Anchorage International Airport, AK as the crow flies is 523 km (327 miles).
Distance from Dillingham Municipal Airport, AK to Anchorage International Airport, AK as the crow flies is 523 km (327 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.
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