# NTSB DEN85LA054: Cessna 180, N966K, Marion, MT, January 1, 1985

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: December 31, 1984, 17:00 local (Jan 1, 1985, 00:00 UTC)
- Place: Marion, MT
- Coordinates: 48.109519, -114.78936 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=48.1095&lon=-114.7894&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 16619
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN85LA054
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/16619/pdf
- Page: https://openairdocs.org/ntsb/DEN85LA054

## Sequence of events

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

- Nose over, landing - roll
  - terrain condition - snow covered
  - unsuitable terrain or takeoff/landing/taxi area - selected, pilot in command (cause)
  - judgment - poor, pilot in command (cause)

## Analysis

THE ACFT NOSED OVER ONTO ITS BACK AFTER THE PLT LANDED IN SNOW 6 TO 8 INCHES IN DEPTH.

## Aircraft

- Registration: [N966K](https://openairdocs.org/deregistered/N966K-1990-07-25), registration cancelled 1990-07-25, S/N 31298 (OpenAirDocs)
- Reported make and model: CESSNA 180
- Registry model: [Cessna 180](https://openairdocs.org/model/cessna-180) (registry code 2072602) (OpenAirDocs)
- Category: Airplane
- Serial number: 31298
- Airframe hours: 8765
- Engines: CONTINENTAL O-470-J 265 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Tomahawk Flight Enterprises
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, June 14, 1984
- Departed: FCA, KALISPELL, MT
- Destination: MARION, MT
- Airport: Lost Prairie, runway 34, 4,000 × 50 ft, gravel

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 35; airline transport, flight instructor; airplane ratings: multi-engine land, single-engine land; instrument ratings: airplane; medical: class 1, valid medical--no waivers/lim.; seat: left; flight hours: 4,575 total, 300 in this make and model, 4,290 as pilot in command, 80 in the last 90 days

## Weather

- Conditions: Visual (VMC), Day
- Wind: 360° at 5 knots
- Visibility: 50 statute miles
- Lowest ceiling: none
- Temperature: 10 °F, dew point -0 °F
- Altimeter: 30.00 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 19841231070709A](https://openairdocs.org/incident/19841231070709A), Dec 31, 1984: Cessna 180, Marion, MT, Substantial damage. Snow covered runway plowed, but snow still too deep. Nosed over on back on landing rollout.

## Other investigations on N966K (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 DEN81FTC19](https://openairdocs.org/ntsb/DEN81FTC19), Jun 26, 1981: Cessna 180 (N966K), Thayne, WY, 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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