ASN Wikibase Occurrence # 364454
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| Date: | Saturday 28 September 1991 |
| Time: | 22:30 LT |
| Type: | Grumman G-164A-450 Ag-Cat |
| Owner/operator: | K & K Aerial Applicators Inc. |
| Registration: | N16SS |
| MSN: | 1309 |
| Total airframe hrs: | 4387 hours |
| Engine model: | P&W R985AN-14B |
| Fatalities: | Fatalities: 0 / Occupants: 1 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Queen Creek, AZ -
 United States of America
|
| Phase: | Manoeuvring (airshow, firefighting, ag.ops.) |
| Nature: | Agricultural |
| Departure airport: | Queen Creek, AZ |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE CERTIFICATED COMMERCIAL PILOT WAS CONDUCTING AERIAL SPRAYING OPERATIONS OVER A COTTON FIELD AT NIGHT. WHILE IN THE MIDDLE OF A SPRAY RUN, THE PILOT NOTICED SPARKS COMING FROM THE ENGINE. HE ATTEMPTED TO GAIN ALTITUDE AS THE ENGINE BEGAN TO LOSE POWER. THE PILOT MADE A FORCED LANDING ON A DIRT ROAD NEXT TO THE FIELD. DURING THE TOUCHDOWN, THE AIRPLANE STRUCK A DITCH ALONG THE SIDE OF THE ROAD. THE AIRPLANE THEN BOUNCED AND NOSED OVER. THE PILOT RECEIVED MINOR INJURIES. AN INSPECTION OF THE ENGINE REVEALED THAT A CYLINDER HAD A CIRCUMFERENTIAL SEPARATION NEAR THE TOP OF THE COOLING FINS.
Probable Cause: FAILURE OF THE ENGINE CYLINDER, PRODUCING A LOSS OF POWER. CONTRIBUTING TO THE ACCIDENT WAS THE LOCATION OF AN IRRIGATION DITCH NEXT TO THE LANDING AREA AND A DARK NIGHT LIGHT CONDITION.
Accident investigation:
 |
|
Sources:
NTSB LAX91LA413
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 19-Mar-2024 15:13 | ASN Update Bot | Added |
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