ASN Wikibase Occurrence # 365770
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| Date: | Saturday 19 January 1991 |
| Time: | 11:05 LT |
| Type: |  Hughes 269C |
| Owner/operator: | Private |
| Registration: | N75070 |
| MSN: | S1404 |
| Engine model: | LYCOMING HIO-360-DIA |
| Fatalities: | Fatalities: 0 / Occupants: 2 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Princeton, OR -
 United States of America
|
| Phase: | Taxi |
| Nature: | Private |
| Departure airport: | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE PILOT WAS HOVERING OUT OF GND EFFECT IN HIGH ALT MOUNT TERRAIN AND TAILWIND WX CONDITIONS WHEN THE ACFT LOST ROTOR RPM WITH FULL POWER APPLIED. THE ACFT DESCENDED UNCONTROLLED AND IMPACTED TERRAIN.
Probable Cause: THE PILOT'S ATTEMPT TO HOVER OUT OF GROUND EFFECT AT A DENSITY ALTITUDE AND GROSS WEIGHT IN TAILWIND WEATHER CONDITIONS THAT EXCEEDED THE AIRCRAFT PERFORMANCE LIMITS. FACTORS RELATING TO THE ACCIDENT WERE THE HIGH DENSITY ALTITUDE AND TAILWIND WEATHER CONDITIONS.
Accident investigation:
 |
|
Sources:
NTSB SEA91LA044
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 20-Mar-2024 13:39 | ASN Update Bot | Added |
Corrections or additions? ... Edit this accident description
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