ASN Wikibase Occurrence # 366833
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| Date: | Wednesday 6 June 1990 |
| Time: | 17:25 LT |
| Type: |  Hughes 269B |
| Owner/operator: | Private |
| Registration: | N691RR |
| MSN: | 124-0143 |
| Engine model: | LYCOMING HIO-360-A1A |
| Fatalities: | Fatalities: 0 / Occupants: 3 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Paso Robles, CA -
 United States of America
|
| Phase: | Landing |
| Nature: | Private |
| Departure airport: | (KPRB) |
| (KPRB) | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE PILOT SAID HE WAS FLYING UP A VALLEY IN ROLLING HILL CONTRY AND ENCOUNTERED A SEVERE AND SUDDEN GUST OF WIND AS THE HELICOPTER FLEW OVER A RIDGE LINE AT A VERY LOW ALTITUDE. THE PILOT SAID THE WIND GUST WAS ACCCOMPANIED BY STRONG TURBULENCE AND A SEVERE DOWN DRAFT. THE PILOT SAID THE HELICOPTER WAS FORCED DOWNWARD INTO THE GROUND AND HE WAS ABLE TO ARREST THE DESCENT AND MAKE A NORMAL SOFT TOUCH DOWN ON THE CREST OF THE RIDGE. THE PILOT SAID THE HELICOPTER ROLLED OVER ON ITS SIDE JUST AFTER TOUCH DOWN.
Probable Cause: THIS ACCIDENT WAS DYNAMIC ROLLOVER DUE TO THE TERRAIN SLOPE EXCEEDING THE CAPABILITY OF THE HELICOPTER.
Accident investigation:
 |
|
Sources:
NTSB LAX90LA210
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 21-Mar-2024 12:39 | ASN Update Bot | Added |
Corrections or additions? ... Edit this accident description
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