On July 31, 2014, a ROBINSON HELICOPTER R44 UNDESIGNAT operated by SHENANDOAH AGRICULTRUAL SPRAY SERVICE IN was involved in an aviation accident near Allen, NE. No fatalities were reported. Investigators recorded the probable cause as: The pilot did not ensure sufficient obstacle clearance for potential wind conditions, which resulted in his loss of control of the helicopter. This summary draws on records from NTSB; 12 related events involving the same aircraft type or operator are linked below.
A helicopter conducting an agricultural spray operation lost control after encountering stronger winds and turbulence, striking a power line guy-wire and impacting the ground nose-first.
Accident Sequence
The helicopter pilot was conducting an agricultural spray operation over a sloped field with several hills and valleys. During approximately the fortieth pass, as the pilot approached a set of midfield power lines, stronger winds with significant turbulence were encountered. The pilot subsequently lost control of the helicopter, which then struck a guy-wire supporting the midfield power lines. After striking the guy-wire, the helicopter impacted the ground in a nose-first attitude.
Background
The operation involved spraying a sloped agricultural field. The pilot had completed numerous passes prior to the accident. The field's terrain included hills and valleys, and midfield power lines were present. No other details about the operation or the helicopter have been specified.
Contributing factors
Causes
PilotAltitude — Not attained/maintained
Other contributing factors
Response/compensationContributed to outcome
Related events
Same aircraft family
13 Sep 2026 — ROBINSON HELICOPTER COMPANY R44 II (Chop Air LLC)
16 Jul 2026 — ROBINSON HELICOPTER COMPANY R44 II (D&p LLC)
Frequently asked questions
What happened in the 31 Jul 2014 ROBINSON HELICOPTER R44 UNDESIGNAT accident near Allen, NE?
A helicopter conducting an agricultural spray operation lost control after encountering stronger winds and turbulence, striking a power line guy-wire and impacting the ground nose-first.
Were there any fatalities in the 31 Jul 2014 ROBINSON HELICOPTER R44 UNDESIGNAT accident?
No fatalities were recorded in this accident.
What aircraft was involved and where did it happen?
The accident on 31 Jul 2014 involved a ROBINSON HELICOPTER R44 UNDESIGNAT, operated by SHENANDOAH AGRICULTRUAL SPRAY SERVICE IN, at Allen, NE.
What was the probable cause of the accident?
The pilot did not ensure sufficient obstacle clearance for potential wind conditions, which resulted in his loss of control of the helicopter.
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