ASN Wikibase Occurrence # 367065
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Date: | Sunday 29 April 1990 |
Time: | 07:10 LT |
Type: | Robinson R22 |
Owner/operator: | Private |
Registration: | N8560M |
MSN: | 0476 |
Year of manufacture: | 1985 |
Engine model: | LYCOMING O-320-B2C |
Fatalities: | Fatalities: 0 / Occupants: 2 |
Aircraft damage: | Substantial |
Category: | Accident |
Location: | Mammoth Lakes, CA -
United States of America
|
Phase: | En route |
Nature: | Private |
Departure airport: | Bishop, CA (B1H) |
Destination airport: | Minden, NV (KMEV) |
Investigating agency: | NTSB |
Confidence Rating: | Accident investigation report completed and information captured |
Narrative:THE PILOT ENCOUNTERED A STRONG DOWNDRAFT WHILE CRUISING AT 250 TO 300 FEET AGL. HE LOST CONTROL OF THE HELICOPTER, WAS UNABLE TO ARREST THE DESCENT, AND COLLIDED WITH 7000 MSL TERRAIN.
Probable Cause: PILOT'S ENCOUNTER WITH A STRONG DOWNDRAFT WHILE CRUISING AT AN INADEQUATE ALTITUDE. A CONTRIBUTING FACTOR WAS THE HIGH ALTITUDE WHICH LIMITED AVAILABLE ENGINE POWER FOR RECOVERY.
Accident investigation:
|
| |
Investigating agency: | NTSB |
Report number: | LAX90LA157 |
Status: | Investigation completed |
Duration: | 2 years and 5 months |
Download report: | Final report |
|
Sources:
NTSB LAX90LA157
History of this aircraft
Other occurrences involving this aircraft
1 December 2015 |
N8560M |
N8560M LLC |
0 |
1 mile W of Kenisco Road in South Venice, FL |
|
sub |
Heavy landing |
Location
Revision history:
Date/time | Contributor | Updates |
22-Mar-2024 07:08 |
ASN Update Bot |
Added |
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