ASN Wikibase Occurrence # 131955
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| Date: | Thursday 2 September 1993 |
| Time: | 15:12 LT |
| Type: |  Cessna A188B |
| Owner/operator: | Ferguson, William R. |
| Registration: | N21861 |
| MSN: | 18801082 |
| Total airframe hrs: | 4056 hours |
| Engine model: | CONTINENTAL IO-520D |
| Fatalities: | Fatalities: 0 / Occupants: 1 |
| Aircraft damage: | Destroyed |
| Category: | Accident |
| Location: | Three Forks, MT -
 United States of America
|
| Phase: | Manoeuvring (airshow, firefighting, ag.ops.) |
| Nature: | Agricultural |
| Departure airport: | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
WHILE MANEUVERING IN PREPARATION FOR A SPRAY RUN THE AIRCRAFT BEGAN TO SETTLE. THE PILOT APPLIED FULL POWER BUT JETTISONED ONLY 30 TO 40 OF THE REMAINING 100 TO 110 GALLONS OF HIS CHEMICAL LOAD. A DENSITY ALTITUDE OF APPROXIMATELY 6000 FEET EXISTED AT THE TIME. THE PILOT REPORTED NO MECHANICAL MALFUNCTION WITH THE AIRCRAFT AT THE TIME OF THE EVENT.
Probable Cause: THE PILOT'S FAILURE TO MAINTAIN FLYING SPEED RESULTING IN A STALL/MUSH. THE HIGH DENSITY ALTITUDE AND THE PILOT'S FAILURE TO COMPLETELY JETTISON HIS LOAD WERE FACTORS.
Accident investigation:
 |
|
Sources:
NTSB SEA93LA188
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 21-Dec-2016 19:25 | ASN Update Bot | Updated [Time, Damage, Category, Investigating agency] |
| 10-Apr-2024 11:24 | ASN Update Bot | Updated [Time, Operator, Other fatalities, Source, Narrative, Category, Accident report] |
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