# NTSB DEN82DTI09: Air Tractor AT-301, N23069, Greenough, MT, January 3, 1982

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Final report
- Date: January 3, 1982, 16:30 local (23:30 UTC)
- Place: Greenough, MT
- Location: 46.9166° N, 113.4367° W: Placed by OpenAirDocs: center of Greenough, MT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=46.9166&lon=-113.4367&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report January 3, 1983
- Report: Approved by Office Director
- NTSB case key (mKey): 70902
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN82DTI09
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/70902/pdf
- Page: https://openairdocs.org/ntsb/DEN82DTI09

## Sequence of events

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

- On ground/water encounter with terrain/water, takeoff - roll/run
  - terrain condition - snowbank (contributing factor)
  - directional control - not maintained, pilot in command (cause)

## Analysis

DURING TAKEOFF THE AIRCRAFT STRUCK A SNOW BERM. THE AIRCRAFT RECEIVED SUBSTANTIAL DAMAGE TO BOTH WINGS AND PROP. THE AIRCRAFT HAD BEEN LANDED ON A COUNTY ROAD ABOUT A WEEK EARLIER DUE TO DETERIORATING WEATHER.

## Aircraft

- Registration: [N23069](https://openairdocs.org/aircraft/N23069), registered now, S/N 301-0350, built 1981 (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: 301-0350
- Airframe hours: 172
- Engines: P&W R-1340 600 horsepower reciprocating
- Damage: Substantial damage
- Flight: Ferry, Part 91
- Operator: Minuteman Aer. App Inc
- Registered owner: Minuteman Aer. App Inc
- Departed: GREENOUGH, MT
- Destination: MISSOULA, MT

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 47; commercial; airplane ratings: multi-engine land, single-engine land; medical: class 2, valid medical--no waivers/lim.; flight hours: 14,700 total, 50 in this make and model, 14,390 as pilot in command, 32 in the last 90 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: calm
- Visibility: 8 statute miles
- Lowest ceiling: 1,500 ft broken
- Temperature: 68 °F
- Altimeter: 29.00 inHg

## 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 19820103000069A](https://openairdocs.org/incident/19820103000069A), Jan 3, 1982: Airtrc AT301, Greenough, MT, Substantial damage. Pilot attempted takeoff from road with snowbanks on side of road. Aircraft veered and crashed into snowbank.

## Other investigations on N23069 (3)

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 CEN25LA306](https://openairdocs.org/ntsb/CEN25LA306), Aug 7, 2025: Air Tractor AT-301 (N23069), Davenport, ND, substantial damage, investigation ongoing
- [NTSB DEN87LA084](https://openairdocs.org/ntsb/DEN87LA084), Apr 5, 1987: Air Tractor AT-301 (N23069), Conrad, MT, substantial damage
- [NTSB DEN83LA136](https://openairdocs.org/ntsb/DEN83LA136), Jun 9, 1983: Air Tractor AT-301 (N23069), Conrad, MT, substantial damage

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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