ASN Wikibase Occurrence # 356406
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Date: | Saturday 14 December 1996 |
Time: | 17:45 LT |
Type: | Robinson R22 BETA |
Owner/operator: | Resort Aviation |
Registration: | N8311A |
MSN: | 2442 |
Year of manufacture: | 1994 |
Engine model: | Lycoming O-320-B2C |
Fatalities: | Fatalities: 0 / Occupants: 2 |
Aircraft damage: | Substantial |
Category: | Accident |
Location: | Lakeport, CA -
United States of America
|
Phase: | Unknown |
Nature: | Training |
Departure airport: | (1O2) |
Destination airport: | |
Investigating agency: | NTSB |
Confidence Rating: | Accident investigation report completed and information captured |
Narrative:According to the flight instructor (CFI), seconds before the crash, both he and his student were handling the flight controls. The CFI indicated that he had been instructing his student how to hover in ground effect when the student abruptly over controlled. The CFI took the controls from his student a 'little bit too late to correct' the student's control inputs. The main rotor blades struck the ground, and the helicopter rolled over. The CFI further reported that the ground adjacent to the crash site sloped slightly upward, and he had misjudged the location of the horizon. The CFI had been a rotorcraft flight instructor for about 2 weeks.
Probable Cause: inadequate supervision by the flight instructor (CFI), and his delayed corrective action to the student pilot's abrupt control inputs, thereby allowing the main rotor blades to strike the ground. Factors relating to the accident were: the CFI's lack of instructing experience and the presence of upsloping terrain.
Accident investigation:
|
| |
Investigating agency: | NTSB |
Report number: | LAX97LA068 |
Status: | Investigation completed |
Duration: | 9 months |
Download report: | Final report |
|
Sources:
NTSB LAX97LA068
History of this aircraft
Other occurrences involving this aircraft
8 May 1995 |
N8311A |
David A. Hawley |
1 |
Toano, Virginia |
|
sub |
Location
Revision history:
Date/time | Contributor | Updates |
13-Mar-2024 06:55 |
ASN Update Bot |
Added |
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