ASN Wikibase Occurrence # 37291
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| Date: | Sunday 12 December 1999 |
| Time: | 13:35 LT |
| Type: |  Mooney M20M |
| Owner/operator: | Marlin S. Walmer |
| Registration: | N270BB |
| MSN: | 27-0012 |
| Total airframe hrs: | 1240 hours |
| Engine model: | Continental TSIOL-550 |
| Fatalities: | Fatalities: 1 / Occupants: 1 |
| Aircraft damage: | Destroyed |
| Category: | Accident |
| Location: | Approx 9 miles NE of Missoula, MT -
 United States of America
|
| Phase: | En route |
| Nature: | Private |
| Departure airport: | Spokane, WA (KSFF) |
| Sioux Falls, SD (KFSD) | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
While at cruise at flight level 250 (25,000 feet), the airplane experienced a total loss of engine power. While making an emergency descent in the direction of an alternate airport, the aircraft collided with mountainous terrain and was destroyed. Post-accident examination and testing of the airframe, engine and associated components revealed no evidence of a preexisting mechanical malfunction or failure.
Probable Cause: Engine failure for undetermined reasons. Factors include the lack of suitable terrain for an emergency landing, trees and mountainous terrain.
Accident investigation:
 |
|
Sources:
NTSB SEA00FA031
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 24-Oct-2008 10:30 | ASN archive | Added |
| 01-Jul-2013 16:03 | JINX | Updated [Time, Operator, Location, Departure airport, Source] |
| 21-Dec-2016 19:23 | ASN Update Bot | Updated [Time, Damage, Category, Investigating agency] |
| 14-Dec-2017 10:01 | ASN Update Bot | Updated [Departure airport, Source, Narrative] |
| 07-Apr-2024 16:17 | ASN Update Bot | Updated [Time, Operator, Other fatalities, Departure airport, Destination airport, Source, Narrative, Category, Accident report] |
Corrections or additions? ... Edit this accident description
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