ROBINSON HELICOPTER R22 BETA near Electra, TX — 2017-11-20
- Date
- 2017-11-20
- Location
- Electra, TX, USA
- Aircraft
- ROBINSON HELICOPTER R22 BETA
- Registration
- N4179M
- Category
- Helicopter
- Highest injury
- Fatal
- Fatalities
- 1
- Phase of flight
- Maneuvering
Probable cause
The pilot's failure to maintain clearance from powerlines while maneuvering at low altitude.
NTSB narrative
The commercial pilot was flying his company's helicopter during a low-altitude cattle herding flight. A witness saw the helicopter maneuvering over power lines; it subsequently descended in a nose-low attitude to ground contact and was consumed by postcrash fire. Both the power lines above the helicopter wreckage and the helicopter itself exhibited damage consistent with in-flight contact with the lines. An onscene examination of the wreckage did not reveal any preimpact anomalies that would have precluded normal operation of the helicopter.
Analysis
- Primary failure mode
- Loss of control
- First missed decision gate
- Pilot could have avoided low-level maneuvers over powerlines.
NTSB coding
Evidence available
- Photos
- 8 docket documents
Docket documents8
- Miscellaneous Information - CAMI Description of Naproxenform
- Release of Aircraft Wreckage, NTSB Form 6120.15form
- Memorandum for Record – Interview Sumary -- Aaron Howellinterview
- Statement of Party Representatives to NTSB Investigationinterview
- Maintenance Recordsother
- Maps or Charts of Accident Areaother
- Photosphotos
- Toxicological Report - CAMI 201700241001report
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