# NTSB DEN85LA063: Cessna 150, N1416Q, Missoula, MT, January 15, 1985

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: January 14, 1985, 18:00 local (Jan 15, 1985, 01:00 UTC)
- Place: Missoula, MT
- Location: 46.8721° N, 113.9940° W: Placed by OpenAirDocs: center of Missoula, MT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=46.8721&lon=-113.9940&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 16626
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN85LA063
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/16626/pdf
- Page: https://openairdocs.org/ntsb/DEN85LA063

## Sequence of events

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

- Loss of engine power(partial) - nonmechanical, cruise - normal
  - fuel system,carburetor - ice (cause)
  - weather condition - carburetor icing conditions (contributing factor)
  - weather condition - snow (contributing factor)
  - weather evaluation - inadequate, pilot in command (contributing factor)
- Nose over, landing - roll
  - directional control - not maintained, pilot in command (cause)

## Analysis

ON JAN 14, 1985, A CESSNA 150 NOSED OVER AFTER LANDING ON A HIGHWAY NEAR MISSOULA, MT. THE PILOT STATED HE LOST PARTIAL ENGINE POWER DUE TO CARBURETOR ICING CONDITIONS ENCOUNTERED ENROUTE FROM GREAT FALLS, MT. THE PILOT AND HIS PASSENGER WERE NOT INJURED. THE AIRCRAFT SUSTAINED SUBSTANTIAL DAMAGE. THE PLT RECEIVED A WX BRIEFING AND FILED A VFR FLT PLAN WITH GREAT FALLS FSS.

## Aircraft

- Registration: [N1416Q](https://openairdocs.org/deregistered/N1416Q-2013-01-31), registration cancelled 2013-01-31, S/N 15072716, built 1971 (OpenAirDocs)
- Reported make and model: CESSNA 150
- Registry model: [Cessna 150L](https://openairdocs.org/model/cessna-150l) (registry code 2071826) (OpenAirDocs)
- Registry engine: [Continental 0-200 series](https://openairdocs.org/engine/continental-0-200-series) (registry code 17020, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 15072716
- Airframe hours: 3147
- Engines: CONTINENTAL O-200-A 100 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Theodore D. Hileman
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, October 1, 1984
- Departed: GTF, GREAT FALLS, MT
- Destination: MSO, MISSOULA, MT
- Flight plan: VFR

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 27; private; airplane ratings: single-engine land; medical: class 3, valid medical--w/ waivers/lim; seat: left; flight hours: 297 total, 297 in this make and model, 2,608 as pilot in command, 101 in the last 90 days, 34 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Dusk
- Wind: 270° at 15 knots
- Visibility: 6 statute miles
- Lowest ceiling: 10,000 ft overcast
- Temperature: 32 °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 19850114026629A](https://openairdocs.org/incident/19850114026629A), Jan 14, 1985: Cessna 150, Missoula, MT, Substantial damage. Emergency landing on a road due to carburetor and airframe icing. Hit a road marker, ditch, flipped over.

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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