ASN Wikibase Occurrence # 367282
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| Date: | Sunday 18 March 1990 |
| Time: | 13:47 LT |
| Type: |  Cessna 172 |
| Owner/operator: | Helena Aircraft Inc. |
| Registration: | N61918 |
| MSN: | 17264884 |
| Year of manufacture: | 1975 |
| Engine model: | LYCOMING O-320-E2D |
| Fatalities: | Fatalities: 0 / Occupants: 3 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Elkhorn, MT -
 United States of America
|
| Phase: | En route |
| Nature: | Private |
| Departure airport: | Helena, MT (KHLN) |
| (KHLN) | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE FLIGHT FLEW LOW AND SLOW UP A STEEP CANYON. THE PILOT SAID THE FLIGHT ENCOUNTERED A STRONG DOWNDRIFT AND COULD NOT MAINTAIN ALTITUDE WITH FULL POWER APPLIED. THE PILOT SAID THE CANYON WALLS CLIMBED STEEPLY AND NARROWED RAPIDLY, PREVENTING HIM FROM TURNING BACK OUT OF THE CANYON. THE PLANE NOSED DOWN INTO THE TREES, WEDGED AGAINST A TREE TRUNK, AND CAME TO REST 8 FEET OFF THE GROUND IN A NOSE DOWN ATTITUDE. THE PILOT SAID THE RIGHT WING, FUSELAGE AND THE PROPELLER WERE BENT. THE PILOT SAID HE SHOULD HAVE SELECTED A HIGHER ALTITUDE AND NOT FLOWN UP THE CANYON.
Probable Cause: THE PILOT'S DECISION TO ATTEMPT FLIGHT IN TERRAIN AND CONDITIONS WHICH EXCEEDED THE PERFORMANCE CAPABILITIES OF THE AIRPLANE.
Accident investigation:
 |
|
Sources:
NTSB DEN90LA075
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 22-Mar-2024 12:39 | ASN Update Bot | Added |
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