ASN Wikibase Occurrence # 41271
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| Date: | Friday 3 September 1993 |
| Time: | 16:27 |
| Type: |  Bensen B8 |
| Owner/operator: | private |
| Registration: | unreg. |
| MSN: | |
| Fatalities: | Fatalities: 1 / Occupants: 1 |
| Aircraft damage: | Destroyed |
| Category: | Accident |
| Location: | Aurora, CO -
 United States of America
|
| Phase: | En route |
| Nature: | Private |
| Departure airport: | Watkins, CO (FTG) |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE AIRCRAFT WAS SEEN FLYING BETWEEN 300 AND 400 FEET ABOVE THE GROUND WHEN, ACCORDING TO A WITNESS, IT SUDDENLY 'ROLLED RIGHT, NEARLY INVERTED, AND DESCENDED APPROXIMATELY 80 DEGREES NOSE DOWN.' SEVERAL DEEP GOUGES AND A SCRAPE MARK WERE NOTED ATOP THE ENGINE CRANKCASE, DIRECTLY BENEATH THE CENTER ENGINE MOUNTING BOLT. THE ENGINE MOUNT WAS FRACTURED. THIS FRACTURE, ACCORDING TO A METALLURGIST, WAS DUE TO FATIGUE. THE REMAINING FRACTURES WERE DUE TO OVERLOAD. THERE WAS NO EVIDENCE OF FLIGHT CONTROL MALFUNCTION OR FAILURE. CAUSE: FATIGUE FAILURE OF THE CENTER ENGINE MOUNT THAT ALTERED THE THRUST AND LIFT VECTORS.
Sources:
NTSB: http://www.ntsb.gov/ntsb/brief.asp?ev_id=20001211X13412
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 24-Oct-2008 10:30 | ASN archive | Added |
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