ASN Wikibase Occurrence # 363154
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Date: | Saturday 8 August 1992 |
Time: | 23:15 LT |
Type: | Air Tractor AT-401 |
Owner/operator: | Morris, Gary & Connie |
Registration: | N1547P |
MSN: | 401-0861 |
Total airframe hrs: | 273 hours |
Engine model: | P&W R-1340-AN1 |
Fatalities: | Fatalities: 0 / Occupants: 1 |
Aircraft damage: | Substantial |
Category: | Accident |
Location: | Parker, AZ -
United States of America
|
Phase: | Manoeuvring (airshow, firefighting, ag.ops.) |
Nature: | Agricultural |
Departure airport: | |
Destination airport: | |
Investigating agency: | NTSB |
Confidence Rating: | Accident investigation report completed and information captured |
Narrative:THE PILOT WAS CONDUCTING AN AERIAL APPLICATION SWATH RUN WHEN 10 INCHES OF A PROPELLER BLADE SEPARATED. THE PILOT EXECUTED AN EMERGENCY LANDING. ON TOUCHDOWN, THE AIRCRAFT NOSED OVER AFTER COLLIDING WITH THE ROUGH/UNEVEN TERRAIN. A METALLURGICAL EXAMINATION OF PROPELLER BLADE DISCLOSED THE PRESENCE OF FATIGUE ACROSS 60% OF THE FRACTURED SURFACE. THE ORIGIN OF THE FATIGUE CENTERED ON A NOTCH OF A PREVIOUSLY REWORKED AREA. THE PROPELLER BLADE HAD ACCURED 273 FLIGHT HOURS SINCE IT WAS OVERHAULED.
Probable Cause: THE INADEQUATE OVERHAUL OF THE PROPELLER BLADE BY THE OVERHAUL FACILITY. CONTRIBUTING TO THIS ACCIDENT WAS THE ROUGH AND UNEVEN TERRAIN.
Accident investigation:
|
| |
Investigating agency: | NTSB |
Report number: | LAX92LA338 |
Status: | Investigation completed |
Duration: | 1 year |
Download report: | Final report |
|
Sources:
NTSB LAX92LA338
History of this aircraft
Other occurrences involving this aircraft
15 February 2023 |
HK-4077 |
Fumigaray |
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sub |
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Location
Revision history:
Date/time | Contributor | Updates |
18-Mar-2024 14:08 |
ASN Update Bot |
Added |
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