# NTSB CHI07CA188: Air Tractor AT-301, N5230S, Walkerville, IL, June 30, 2007

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Data collection · Final report
- Date: June 30, 2007, 11:15 local (16:15 UTC)
- Place: Walkerville, IL
- Coordinates: 39.497222, -90.668891
- Nearby events: https://openairdocs.org/map.md?lat=39.4972&lon=-90.6689&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report October 31, 2007
- Report: Approved by Office Director
- NTSB case key (mKey): 66883
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI07CA188
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/66883/pdf
- Page: https://openairdocs.org/ntsb/CHI07CA188

## Probable cause

The altitude/clearance not maintained by the pilot during the aerial application flight.  The corn was a contributing factor.

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- In flight collision with object, maneuvering - aerial application
  - object - other (contributing factor)
  - altitude/clearance - not maintained, pilot in command (cause)
- In flight collision with terrain/water, maneuvering - aerial application
  - terrain condition - ground

## Analysis

The agricultural airplane received substatial damage after it contacted the corn crop that it was spraying and then impacted terrain.  The pilot stated that while maneuvering around tower guide wires, the airplane entered the corn crop and eventually settled into the crop, landing upright.

## Factual narrative

The agricultural airplane received substantial damage after it contacted the corn crop that it was spraying and then impacted terrain.  The pilot stated that while maneuvering around tower guide wires, the airplane entered the corn crop and eventually settled into the crop, landing upright.

## Aircraft

- Registration: [N5230S](https://openairdocs.org/deregistered/N5230S-2017-06-07), registration cancelled 2017-06-07, S/N 301-0128, built 1978 (OpenAirDocs)
- Reported make and model: Air Tractor AT-301
- Registry model: [Air Tractor AT-301](https://openairdocs.org/model/air-tractor-at-301) (registry code 0390103) (OpenAirDocs)
- Registry engine: [Pratt & Whitney R1340 series](https://openairdocs.org/engine/pratt-whitney-r1340-series) (registry code 52016, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 301-0128
- Engines: Pratt & Whitney R1340 turbo prop
- Damage: Destroyed
- Flight: Aerial application, Part 137
- Registered owner: Pilot
- Airworthiness certificate: Special, Restricted (Special)
- Departed: Carlinville, IL
- Destination: Walkerville, IL

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 26; commercial; airplane ratings: single-engine land; medical: class 2; flight hours: 1,100 total, 1,000 in this make and model, 150 in the last 90 days, 100 in the last 30 days

## Weather

- Conditions: Visual (VMC), Day

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 20070630020079A](https://openairdocs.org/incident/20070630020079A), Jun 30, 2007: Airtrc AT301, White Hall, IL, Substantial damage. (-23) The pilot in command stated that during completion of a procedure turn to re-enter the cornfield he was spraying, he became distracted by making sure he…

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.

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