# Accident 20080720841709A: Airtrc AT402B, Deerfield, KS, July 20, 2008

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: July 20, 2008, 08:25 local time
- Place: Deerfield, KS
- Damage: Substantial damage
- Phase of flight: Low Level Operations
- Operating rules: Agricultural (Part 137)
- Operator: RBKG
- Location: 37.8514° N, 101.1189° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=37.8514&lon=-101.1189&mi=10
- Aircraft: N61318, a cancelled registration (https://openairdocs.org/deregistered/N61318-2010-11-18) (OpenAirDocs)
- Registry model: Air Tractor AT-402B (registry code 0390208, https://openairdocs.org/model/air-tractor-at-402b) (OpenAirDocs)
- Registry engine: Pratt & Whitney PT6A series (registry code 52034, https://openairdocs.org/engine/pratt-whitney-pt6a-series) (OpenAirDocs)
- Reported make and model: AIRTRC AT402B
- Reported engine: PWA PT6A34AG
- Fatal injuries: 0
- Pilot flight hours: 2,862 total, 193 in this make and model, 235 in the last 90 days
- NTSB investigation: [NTSB DEN08LA125](https://openairdocs.org/ntsb/DEN08LA125) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20080720841709A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

(-23) ON 07-20-08 AT APPROX. 0800 HRS LOCAL THE AIRCRAFT DEPARTED LAKIN AIRPORT (36K)ON AN AGRICULTURAL SPRAY MISSION.  PRIOR TO DEPARTURE 375 GAL OF CHEMICAL MIX AND 40 GAL OF FUEL WERE ADDED TO THE AIRCRAT. AFTER FUELING IT WAS NOTED THAT THE LEFT TANK CONTAINED APPROX. 1/2 AND THE RIGHT TANK WAS APPROX. 3/4 FULL. DURING THE SPRAY OPERATION 2 FIELDS ADJACENT TO EACH OTHER WERE SPRAYED USING THE REVERSE RACE TRACK PATTERN. FOR THE LAST PASS THE PILOT CLIMBED OVER A SET OF POWERLINES ON THE SOUTH SIDE OF THE FIELD AND SPRAYED ALLOWING THE CHEMICAL TO DRIFT UNDER THE POWERLINES.  DURING THIS OPERATION THE PILOT SLIPPED THE AIRCRAFT WITH THE LEFT WING UP FOR THE LENGTH OF THE FIELD. FOLLOWING THIS PASS THE PILOT EXECUTED A 60 DEGREE CLIMBING RIGHT TURN. DURING THIS TURN THE PILOT WAS NOT LOOKING AT THE INSTRUMENTS, BUT LOOKING AT THE SPRAY PATTERN. AT APPROX. 100 FT AGL THE PILOT ATTEMPTED TO LEVEL THE AIRCRAFT ON A WEST HEADING, BUT WAS UNABLE TO. THE RIGHT WING CONTINUED TO DROP FOLLOWED BY THE NOSE. THE PILOT ATTEMPTED TO ADD POWER TO THE AIRCRAFT, THE THE ENGINE DID NOT RESPOND. THE AIRCRAFT STRUCK A IRRIGATION PIVOT WITH THE RIGHT WING CAUSING THE AIRCRAFT TO IMPACT THE GROUND IN A VERTICAL POSITION SLIDING TO A STOP INVERTED.

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB DEN08LA125](https://openairdocs.org/ntsb/DEN08LA125), Jul 20, 2008: Air Tractor AT-402B (N61318), Deerfield, KS, destroyed. Probable cause: The pilot inadvertently stalling the airplane. Contributing factors in this accident were the pilot intentionally performing low altitude maneuvers (side slips), unporting and starving the engine of…

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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