# Accident 20110804016979A: Air Tractor Inc AT-301, Nekoosa, WI, August 4, 2011

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: August 4, 2011, 07:46 local time
- Place: Nekoosa, WI
- Airport: Nekoosa
- Damage: Substantial damage
- Phase of flight: Takeoff: Climb Out
- Operating rules: General operating rules (Part 91)
- Operator: PFKG
- Location: 44.3125° N, 89.9044° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=44.3125&lon=-89.9044&mi=10
- Aircraft: N4345S, a cancelled registration (https://openairdocs.org/deregistered/N4345S-2021-05-08) (OpenAirDocs)
- Registry model: Air Tractor AT-301 (registry code 0390103, https://openairdocs.org/model/air-tractor-at-301) (OpenAirDocs)
- Registry engine: Pratt & Whitney R1340 series (registry code 52016, https://openairdocs.org/engine/pratt-whitney-r1340-series) (OpenAirDocs)
- Reported make and model: AIR TRACTOR INC AT-301
- Reported engine: P&W R1340-AN-1
- People aboard: 1
- Fatal injuries: 0
- Other injuries: 0
- Pilot certificates: Commercial pilot, flight instructor
- Pilot flight hours: 825 total, 30 in this make and model, 125 in the last 90 days
- NTSB investigation: [NTSB CEN11FA562](https://openairdocs.org/ntsb/CEN11FA562) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20110804016979A

## Narrative

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

PILOT REPORTED THIS WAS TO  BE A REPOSITIONING FLIGHT TO THEIR GRASS STRIP 30 MILES TO THE EAST.  FIRST FLIGHT OF THE DAYAPPROX 50 GALLONS OF FUEL WAS ON BOARD APPROX 38 GALLONS WERE ADDED THAT MORNING.THE AIRCRAFT RAN APPROX 20 MINUTES PRIOR TO DEPARTURE WARMING UP THE OIL AND WAITING FOR FOG TO LIFT AT THE OTHER GRASS STRIPPILOT REPORTED ON TAKE OFF ROLL, ALL AIRCRAFT INDICATIONS WERE NORMALPILOT REPORTED AFTER TAKE OFF, AT APPROX 150 FEET, THE AIRCRAFT LOST POWER AND  LANDED STRAIGHT AHEAD IN A CROP FIELD AND COLLAPSED GEARPILOT REPORTED HE WAS OPERATING THE STAND BY FUEL BOOST PUMP (WOOBLE/EMERGENCY PUMP) ONCE THE ENGINE HAD QUITGROUND CREW REPORTED HEARING THE AIRCRAFT "BACKFIRE" ON CLIMB OUTTHE PILOT HAD FLOWN THE AIRCRAFT THE DAY PRIOR WITHOUT INCIDENTFOUR POINT SEAT BELT/HARNESS - NO INJURIES

## 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 CEN11FA562](https://openairdocs.org/ntsb/CEN11FA562), Aug 4, 2011: Air Tractor AT-301 (N4345S), Nekoosa, WI, substantial damage. Probable cause: A total loss of engine power during initial climb for undetermined reasons.

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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