ASN Wikibase Occurrence # 365609
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Date: | Monday 11 March 1991 |
Time: | 15:15 LT |
Type: | Hughes 369D |
Owner/operator: | Gregory Forest Products |
Registration: | N1088L |
MSN: | 300678D |
Year of manufacture: | 1980 |
Engine model: | Allison 250-C20B |
Fatalities: | Fatalities: 0 / Occupants: 3 |
Aircraft damage: | Substantial |
Category: | Accident |
Location: | Roseburg, OR -
United States of America
|
Phase: | En route |
Nature: | Executive |
Departure airport: | Sunriver, OR (S21) |
Destination airport: | Glendale, OR |
Investigating agency: | NTSB |
Confidence Rating: | Accident investigation report completed and information captured |
Narrative:THE PILOT REPORTED THAT THE HUGHES 369D WAS CRUISING BETWEEN 300 AND 500 FEET ABOVE THE SURFACE, WHEN HE HEARD A LOUD 'POP' AND THE ENGINE SPOOLED DOWN RAPIDLY. HE STATED THAT HE HAD NO PREVIOUS INDICATION OF A PROBLEM UNTIL THE ENGINE ABRUPTLY LOST POWER. HE INITIATED AN AUTOROTATION AND LANDED ON A SLOPED PORTION OF THE HIGHWAY. AFTER TOUCHDOWN, THE RIGHT SKID DROPPED APPROXIMATELY 20 INCHES AND THE MAIN ROTOR BLADES STRUCK THE TAILBOOM. NO PREIMPACT MECHANICAL DISCREPANCY WAS FOUND.
Probable Cause: A LOSS OF ENGINE POWER FOR UNDETERMINED REASONS. A FACTOR RELATED TO THE ACCIDENT WAS: THE LACK OF A SUITABLE AREA FOR AN EMERGENCY LANDING.
Accident investigation:
|
| |
Investigating agency: | NTSB |
Report number: | SEA91LA066 |
Status: | Investigation completed |
Duration: | 2 years and 2 months |
Download report: | Final report |
|
Sources:
NTSB SEA91LA066
History of this aircraft
Other occurrences involving this aircraft
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SE-JVI |
First European Aviation Company |
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near Högheden airport, Älvsbyn |
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w/o |
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Location
Revision history:
Date/time | Contributor | Updates |
20-Mar-2024 11:55 |
ASN Update Bot |
Added |
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