ASN Wikibase Occurrence # 133986
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| Date: | Friday 28 June 1991 |
| Time: | 20:15 LT |
| Type: |  Piper PA-25-235 Pawnee |
| Owner/operator: | Sprayers Inc. |
| Registration: | N9599P |
| MSN: | 25-7657006 |
| Total airframe hrs: | 2096 hours |
| Engine model: | Lycoming O-540-B2C5 |
| Fatalities: | Fatalities: 0 / Occupants: 1 |
| Aircraft damage: | Destroyed |
| Category: | Accident |
| Location: | Clinton, MN -
 United States of America
|
| Phase: | Manoeuvring (airshow, firefighting, ag.ops.) |
| Nature: | Agricultural |
| Departure airport: | Graceville, MN |
| Clinton, MN (NONE) | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE PILOT WAS PERFORMING 'TANDEM' AERIAL APPLICATION OPERATIONS WITH ANOTHER PILOT. HE REPORTED AS HE APPROACHED THE FIELD FOR A PASS HE WAS UNABLE TO SEE THE MARKER FLAG IN TIME TO MAKE A 'PROPER PASS.' HE PERFORMED A GO AROUND AND RE ENTERED A LEFT PATTERN FOR THE FIELD. THE PILOT STATED HE WAS IN STRAIGHT AND LEVEL FLIGHT WHEN HE 'ENCOUNTERED A WINGTIP VORTICE WHICH ROLLED ME INTO A STEEP RIGHT BANK. I WAS UNABLE TO RECOVER BEFORE IMPACTING THE GROUND.'
Probable Cause: THE PILOT'S FAILURE TO MAINTAIN ADEQUATE CONTROL OF THE AIRCRAFT WHILE MANEUVERING IN AERIAL APPLICATION OPERATIONS. RELATED FACTORS ARE WAKE TURBULENCE AND LOW ALTITUDE.
Accident investigation:
 |
|
Sources:
NTSB CHI91DER11
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 21-Dec-2016 19:26 | ASN Update Bot | Updated [Time, Damage, Category, Investigating agency] |
| 20-Feb-2020 09:58 | BEAVERSPOTTER | Updated [Cn, Narrative] |
| 11-Apr-2024 14:25 | ASN Update Bot | Updated [Time, Cn, Other fatalities, Departure airport, Destination airport, Source, Narrative, Category, Accident report] |
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