ASN Wikibase Occurrence # 361167
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Date: | Wednesday 13 October 1993 |
Time: | 20:45 LT |
Type: | Piper PA-24-250 |
Owner/operator: | Private |
Registration: | N6846P |
MSN: | 24-1979 |
Total airframe hrs: | 3942 hours |
Engine model: | LYCOMING O-540-A1A5 |
Fatalities: | Fatalities: 0 / Occupants: 1 |
Aircraft damage: | None |
Category: | Serious incident |
Location: | Thief Rvr Falls, MN -
United States of America
|
Phase: | En route |
Nature: | Private |
Departure airport: | Warroad, MN (KRAD) |
Destination airport: | Arthur, ND (ND03) |
Investigating agency: | NTSB |
Confidence Rating: | Accident investigation report completed and information captured |
Narrative:IN CRUISE FLIGHT AT 8500 FEET MSL, THERE WAS A SEPARATION OF APPROXIMATELY ONE FOOT OF THE OUTBOARD PORTION OF ONE PROPELLER BLADE. THE PILOT SHUT DOWN THE ENGINE AND MADE AN UNEVENTFUL LANDING IN A SUNFLOWER FIELD. EXAMINATION OF THE FAILED PROPELLER BLADE REVEALED IT HAD FAILED DUE TO FATIGUE. THE ORIGIN OF THE FATIGUE FRACTURE WAS AT A CORROSION PIT ON THE CAMBER SURFACE OF THE BLADE MEASURING 0.012 INCH WIDE AND 0.0014 INCH DEEP.
Probable Cause: FATIGUE FAILURE OF THE PROPELLER BLADE, ORIGINATING FROM A CORROSION PIT.
Accident investigation:
|
| |
Investigating agency: | NTSB |
Report number: | CHI94IA017 |
Status: | Investigation completed |
Duration: | 10 months |
Download report: | Final report |
|
Sources:
NTSB CHI94IA017
Location
Revision history:
Date/time | Contributor | Updates |
16-Mar-2024 15:31 |
ASN Update Bot |
Added |
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