# Accident 20060731017019A: Airtrc AT400, Springfield, MN, July 31, 2006

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: July 31, 2006, 14:45 local time
- Place: Springfield, MN
- Airport: Private
- Damage: Substantial damage
- Phase of flight: Level Off Touchdown
- Operating rules: Agricultural (Part 137)
- Location: 44.2144° N, 94.9992° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=44.2144&lon=-94.9992&mi=10
- Aircraft: N23720, a cancelled registration (https://openairdocs.org/deregistered/N23720-2018-01-16) (OpenAirDocs)
- Registry model: Air Tractor AT-400 (registry code 0390202, https://openairdocs.org/model/air-tractor-at-400) (OpenAirDocs)
- Registry engine: Pratt & Whitney PT6A series (registry code 52034, https://openairdocs.org/engine/pratt-whitney-pt6a-series) (OpenAirDocs)
- Reported make and model: AIRTRC AT400
- People aboard: 1
- Fatal injuries: 0
- Pilot flight hours: 2,200 total, 120 in this make and model, 20 in the last 90 days
- NTSB investigation: [NTSB CHI06CA221](https://openairdocs.org/ntsb/CHI06CA221) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20060731017019A

## Narrative

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

(-23) AIRCRAFT WAS LANDING ON A PRIVATE AIRSTIP 7 MILES N OF SPRINGFIELD, MN. AS THE AIRCRAFT TOUCHED DOWN THE PILOT BELIEVES THE TAIL WHEEL ASSEMBLY FAILED WHICH MADE THE AIRCRAFT UNCONTROLLABLE. THE AIRCRAFT VEERED OFF THE RUNWAY AND INTO THE EDGE OF A BEAN FIELD WHERE THE AFT FUSELAGE, LEFT WING, LEFT AILERON, AND LEFT MAIN GEAR ASSEMBLY WERE DAMAGED. THE PILOT WAS NOT INJURED. THE AFT FUSELAGE SKIN WAS CRUMPLED AS A RESULT OF THE AFT FRAME BEING TWISTED TO THE RIGHT. THE LEFT WING TIP AND AILERON WERE BOTH BENT UPWARDS. A BROKEN BOLT FROM THE TAILWHEEL ASSEMBLY WAS RECOVERED FROM THE RUNWAY. PILOT MAY SEND BOLT TO THE NTSB FOR EVALUATION.

## 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 CHI06CA221](https://openairdocs.org/ntsb/CHI06CA221), Jul 31, 2006: Air Tractor AT-400 (N23720), Springfield, MN, substantial damage. Probable cause: The pilot's inability to maintain directional control of the airplane as a result of the partial failure of the tail wheel assembly. A factor associated with the accident was the crop that the…

## Other reports on N23720 (1)

Matched to the same aircraft by N-number and date.

- [Accident 20110823018369A](https://openairdocs.org/incident/20110823018369A), Aug 23, 2011: Air Tractor Inc AT-400 (N23720), Monago, ND, Destroyed. Pilot was spraying field NE of Monago ndin a "race track" type spray pattern. Sprayed 3 fields going east and west north of 85th st, then was spraying last…

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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