# NTSB investigations: Continental C85 series, MT

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB GAA16CA023](https://openairdocs.org/ntsb/GAA16CA023.md): Cessna 140 · Fort Benton, MT · Accident · Serious injuries · Data collection · Final report · Oct 20, 2015 · N76001 · Substantial damage
  > A hard landing which resulted in a loss of directional control, main landing gear collapse, and damage to the left wing spar.
- [NTSB WPR15LA036](https://openairdocs.org/ntsb/WPR15LA036.md): Champion 7AC · Darby, MT · Accident · Serious injuries · Limited investigation · Final report · Nov 7, 2014 · N84462 · Substantial damage
  > The pilot's failure to maintain airspeed while maneuvering in gusting wind conditions, which resulted in the airplane exceeding its critical angle of attack and experiencing an aerodynamic stall.
- [NTSB WPR10LA003](https://openairdocs.org/ntsb/WPR10LA003.md): Mateskon Fisher DAK · Bozeman, MT · Accident · Minor injuries · Limited investigation · Final report · Oct 3, 2009 · N359JM · Substantial damage
  > A loss of engine power due to shearing of the crankshaft gear cluster bolts. Contributing to the accident was the lack of regular overhaul periods as recommended by the engine manufacturer.
- [NTSB WPR09CA388](https://openairdocs.org/ntsb/WPR09CA388.md): Aeronca 7AC · Broadus, MT · Accident · No injuries · Data collection · Final report · Aug 7, 2009 · N84787 · Substantial damage
  > The pilot’s failure to maintain sufficient airspeed during low altitude maneuvering, which resulted in an inadvertent stall.
- [NTSB SEA06CA144](https://openairdocs.org/ntsb/SEA06CA144.md): Piper PA-11 · Turner, MT · Accident · No injuries · Data collection · Final report · Jul 15, 2006 · N4706H · Substantial damage
  > The passenger's inadvertent activation of the airplane's brakes during the landing roll, resulting in the pilot's loss of control and subsequent nose over. A factor was the pilot's inadequate preflight planning/preparation by not briefing the passenger about…
- [NTSB SEA04LA084](https://openairdocs.org/ntsb/SEA04LA084.md): Piper J4/E · Bigfork, MT · Accident · No injuries · Limited investigation · Final report · May 18, 2004 · N37982 · Substantial damage
  > A loss of engine power due to fuel exhaustion while in cruise flight as a result of inadequate preflight planning / preparation. Factors contributing to the accident were the short landing field and trees.
- [NTSB SEA02LA158](https://openairdocs.org/ntsb/SEA02LA158.md): Cessna 120 · Missoula, MT · Accident · No injuries · Limited investigation · Final report · Aug 16, 2002 · N72594 · Substantial damage
  > The pilot's failure to adequately compensate for the wind conditions during the landing roll. Delayed remedial action and a high crosswind condition were factors.
- [NTSB SEA00LA032](https://openairdocs.org/ntsb/SEA00LA032.md): Cessna 140 · Helena, MT · Accident · No injuries · Limited investigation · Final report · Dec 15, 1999 · N2739N · Substantial damage
  > Separation of the left main landing gear. Factors include inadequate preflight inspection by the pilot, and inadequate inspection at the time of annual inspection by maintenance personnel.
- [NTSB SEA93LA098](https://openairdocs.org/ntsb/SEA93LA098.md): Ercoupe 415-C · Helena, MT · Accident · Minor injuries · Limited investigation · Final report · Apr 17, 1993 · N94142 · Destroyed
  > The inadequate lookout by the PIC and his failure to maintain clearance from electrical wires. A factor relating to the accident was the presence of electrical wires near the approach end of the airstrip.
- [NTSB SEA91LA211](https://openairdocs.org/ntsb/SEA91LA211.md): Ercoupe 415C · Anaconda, MT · Accident · No injuries · Limited investigation · Final report · Aug 17, 1991 · N2069H · Substantial damage
  > An inadvertent stall during initial climb. The high density altitude and a premature liftoff by the pilot were factors.
- [NTSB DEN89LA079](https://openairdocs.org/ntsb/DEN89LA079.md): Aeronca 7AC · Wolf Point, MT · Accident · No injuries · Limited investigation · Final report · Feb 22, 1989 · N4627E · Substantial damage
  > The failure of the student pilot to use carburetor heat in a timely manner which resulted in a partial loss of engine power. Contributing to the accident was the inadequate weather evaluation the pilot made after taking off and flying through fog due to his…
- [NTSB DEN86LA188](https://openairdocs.org/ntsb/DEN86LA188.md): Piper J-3 · Ashland, MT · Accident · No injuries · Limited investigation · Final report · Jul 4, 1986 · N40660 · Substantial damage
  > Plt did not possess a plt certificate or medical certificate. The plt stated that he fueled the acft with the 'last gas in the storage tank.' The plt preflighted the acft and took off. Shortly after takeoff the engine lost power. The plt executed a landing in…
- [NTSB DEN86LA087](https://openairdocs.org/ntsb/DEN86LA087.md): Aeronca 7AC · Red Lodge, MT · Accident · No injuries · Limited investigation · Final report · Mar 1, 1986 · N1503E · Substantial damage
  > The plt stated that during the ground roll phase of landing at Red Lodge, MT, he lost control of the acft which entered into a ground loop to the right. Just prior to the acft departing the right side of the rwy, he applied maximum braking, and the acft nosed…
- [NTSB DEN84LA287](https://openairdocs.org/ntsb/DEN84LA287.md): Cessna 140 · Belgrade, MT · Accident · No injuries · Limited investigation · Final report · Sep 11, 1984 · N2628N · Substantial damage
  > The plt stated that during the takeoff ground roll on the grass airstrip the engine did not seem to produce full power when 2/3 the way down the rwy. Plt applied brakes to abort the takeoff before the tailwheel was on the ground. The acft nosed over.
- [NTSB DEN84LA283](https://openairdocs.org/ntsb/DEN84LA283.md): Cessna 140 · Butte, MT · Accident · No injuries · Limited investigation · Final report · Sep 6, 1984 · N77271 · Substantial damage
  > The plt taxied to rwy 11 and got out of the acft to check the wind. The rwy lights were not operating at the time. The pilot decided that rwy 11 was the most favorable rwy and the takeoff was attempted. The wind conditions at the time off the accident were…
- [NTSB DEN80DTI11](https://openairdocs.org/ntsb/DEN80DTI11.md): Cessna 140 · Lost Prairie, MT · Accident · No injuries · Closed · Jun 8, 1980 · N76657 · Substantial damage
- [NTSB SEA80FTA04](https://openairdocs.org/ntsb/SEA80FTA04.md): Cessna 140 · Malta, MT · Accident · No injuries · Closed · Dec 1, 1979 · N2197N · Substantial damage
- [NTSB SEA79FTI17](https://openairdocs.org/ntsb/SEA79FTI17.md): Cessna 140 · Brady, MT · Accident · No injuries · Closed · Jun 8, 1979 · N77318 · Substantial damage
- [NTSB SEA79FTA01](https://openairdocs.org/ntsb/SEA79FTA01.md): Piper J-3 · Belfry, MT · Accident · No injuries · Closed · Sep 28, 1978 · N33160 · Substantial damage
- [NTSB SEA77FTA24](https://openairdocs.org/ntsb/SEA77FTA24.md): Cessna 140 · Jordan, MT · Accident · No injuries · Closed · Jun 23, 1977 · N2040N · Substantial damage
- [NTSB SEA77FTI14](https://openairdocs.org/ntsb/SEA77FTI14.md): Cessna 140 · Stevensville, MT · Accident · Minor injuries · Closed · Jun 1, 1977 · N76330 · Destroyed
- [NTSB SEA77FTA16](https://openairdocs.org/ntsb/SEA77FTA16.md): Piper J3 · Otter, MT · Accident · No injuries · Closed · Apr 23, 1977 · N70209 · Substantial damage
- [NTSB SEA77FTA12](https://openairdocs.org/ntsb/SEA77FTA12.md): Cessna 140 · Hinsdale, MT · Accident · No injuries · Closed · Feb 14, 1977 · N2628N · Substantial damage
- [NTSB SEA77DTI08](https://openairdocs.org/ntsb/SEA77DTI08.md): Luscombe 8E · Cut Bank, MT · Accident · No injuries · Closed · Feb 1, 1977 · N2305K · Substantial damage
- [NTSB SEA77DTA03](https://openairdocs.org/ntsb/SEA77DTA03.md): Luscombe 8E · Hinsdale, MT · Accident · No injuries · Closed · Dec 10, 1976 · N1203B · Substantial damage
- [NTSB SEA76DTI16](https://openairdocs.org/ntsb/SEA76DTI16.md): Aeronca 11AC · Havre, MT · Accident · No injuries · Closed · Oct 11, 1975 · N4114E · Substantial damage
- [NTSB SEA76FTA01](https://openairdocs.org/ntsb/SEA76FTA01.md): Erco 415-D · Sidney, MT · Accident · No injuries · Closed · Jul 12, 1975 · N2850H · Substantial damage
- [NTSB SEA75DTI29](https://openairdocs.org/ntsb/SEA75DTI29.md): Aeronca 7BCM · Choteau, MT · Accident · No injuries · Closed · May 14, 1975 · N1127N · Destroyed
- [NTSB SEA75DTI26](https://openairdocs.org/ntsb/SEA75DTI26.md): Cessna 140 · Deer Lodge, MT · Accident · No injuries · Closed · Apr 28, 1975 · N76295 · Substantial damage
- [NTSB SEA74DTI27](https://openairdocs.org/ntsb/SEA74DTI27.md): Cessna 140 · Townsend, MT · Accident · No injuries · Closed · Jun 9, 1974 · N76001 · Substantial damage
- [NTSB SEA74DYA20](https://openairdocs.org/ntsb/SEA74DYA20.md): Taylorcraft BC12-D · Montpelier, MT · Accident · Minor injuries · Closed · Feb 3, 1974 · N39916 · Substantial damage
- [NTSB SEA74DTA14](https://openairdocs.org/ntsb/SEA74DTA14.md): Piper J-3 · Culbertson, MT · Accident · No injuries · Closed · Nov 21, 1973 · N70234 · Substantial damage
- [NTSB SEA74FTA06](https://openairdocs.org/ntsb/SEA74FTA06.md): Cessna 140 · Ekalaka, MT · Accident · Serious injuries · Closed · Aug 13, 1973 · N77002 · Substantial damage
- [NTSB SEA72DTA12](https://openairdocs.org/ntsb/SEA72DTA12.md): Cessna 140 · Glendive, MT · Accident · No injuries · Closed · Feb 20, 1972 · N2040N · Substantial damage
- [NTSB SEA72FTA11](https://openairdocs.org/ntsb/SEA72FTA11.md): Cessna 140 · Hardin, MT · Accident · No injuries · Closed · Feb 15, 1972 · N72261 · Substantial damage
- [NTSB SEA72DTA10](https://openairdocs.org/ntsb/SEA72DTA10.md): Luscombe 8E · Volborg, MT · Accident · No injuries · Closed · Oct 25, 1971 · N2472K · Substantial damage
- [NTSB SEA71FDG19](https://openairdocs.org/ntsb/SEA71FDG19.md): Cessna 120 · Whitewater, MT · Accident · No injuries · Closed · Dec 1, 1970 · N77416 · Substantial damage
- [NTSB SEA69D0161](https://openairdocs.org/ntsb/SEA69D0161.md): Aeronca 11CC · Frazer, MT · Accident · No injuries · Closed · Oct 24, 1968 · N4301E · Substantial damage
- [NTSB SEA68A0067](https://openairdocs.org/ntsb/SEA68A0067.md): Cessna 120 · Monida, MT · Accident · 1 fatal · Closed · May 13, 1968 · N90081 · Substantial damage
- [NTSB SEA68D0165](https://openairdocs.org/ntsb/SEA68D0165.md): Piper J3C-65 · Richland, MT · Accident · No injuries · Closed · Oct 11, 1967 · N70234 · Substantial damage
- [NTSB SEA66D0178](https://openairdocs.org/ntsb/SEA66D0178.md): Piper PA-11 · Lambert, MT · Accident · No injuries · Closed · Nov 14, 1965 · N4765M · Substantial damage
- [NTSB SEA66F0066](https://openairdocs.org/ntsb/SEA66F0066.md): Luscombe 8E · Billings, MT · Accident · Serious injuries · Closed · Aug 10, 1965 · N2422K · Substantial damage
- [NTSB SEA66F0058](https://openairdocs.org/ntsb/SEA66F0058.md): Cessna 120 · Kalispell, MT · Accident · No injuries · Closed · Jun 29, 1965 · N77423 · Destroyed
- [NTSB SEA65F0057](https://openairdocs.org/ntsb/SEA65F0057.md): Cessna 140 · Great Falls, MT · Accident · No injuries · Closed · Mar 21, 1965 · N2585N · Substantial damage
- [NTSB UNK65X0718](https://openairdocs.org/ntsb/UNK65X0718.md): Piper J3C · Billings, MT · Accident · No injuries · Closed · Nov 15, 1964 · N6988H · Substantial damage
- [NTSB UNK64X3380](https://openairdocs.org/ntsb/UNK64X3380.md): Aeronca 7DC · Sand Springs, MT · Accident · No injuries · Closed · Aug 14, 1964 · N2836E · Substantial damage
- [NTSB UNK64X1824](https://openairdocs.org/ntsb/UNK64X1824.md): Aeronca 7AC · Glasgow, MT · Accident · No injuries · Closed · May 18, 1964 · N81712 · Substantial damage
- [NTSB UNK64X1787](https://openairdocs.org/ntsb/UNK64X1787.md): Cessna 140 · Belgrade, MT · Accident · No injuries · Closed · May 16, 1964 · N76850 · Substantial damage
- [NTSB UNK64X0677](https://openairdocs.org/ntsb/UNK64X0677.md): Piper J3 · Belgrade, MT · Accident · No injuries · Closed · Feb 23, 1964 · N92394 · Substantial damage
- [NTSB UNK64X0178](https://openairdocs.org/ntsb/UNK64X0178.md): Luscombe 8E · Ft Benton, MT · Accident · No injuries · Closed · Jan 6, 1964 · N1118B · Substantial damage

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."eventStateOrRegion" = 'MT' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17008'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=17008&state=MT

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OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.