ASN Wikibase Occurrence # 377625
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| Date: | Saturday 2 March 1985 |
| Time: | 19:00 LT |
| Type: |  Hughes 269C |
| Owner/operator: | City Of San Antonio |
| Registration: | N9664F |
| MSN: | 210095 |
| Total airframe hrs: | 8111 hours |
| Engine model: | LYCOMING HIO-360-D1A |
| Fatalities: | Fatalities: 0 / Occupants: 2 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | San Antonio, TX -
 United States of America
|
| Phase: | Unknown |
| Nature: | Training |
| Departure airport: | San Antonio, TX |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE ACCIDENT OCCURRED DURING A ZERO GROUND SPEED PRACTICE AUTOROTATION. A HIGH SINK DEVELOPED AFTER AN ATTEMPT TO CORRECT FOR DECREASING ROTOR RPM, THE HELICOPTER CONTACTED THE GROUND TAIL FIRST AND ROLLED OVER AFTER THE MAIN ROTOR SEVERED THE TAIL BOOM. AN EXPERIENCED HELICOPTER PLT WHO WITNESSES THE ACCIDENT STATED THAT THE AUTOROTATIONS WERE TERMINATED ABRUPTLY WITH AN EXTREMELY NOSE HIGH ATTITUDE.
Probable Cause:
Accident investigation:
 |
|
Sources:
NTSB FTW85FA130
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 30-Mar-2024 14:42 | ASN Update Bot | Added |
Corrections or additions? ... Edit this accident description
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