On May 1, 2014, a ROBINSON HELICOPTER R22 BETA BETA operated by ADVANCED HELICOPTER CONCEPTS INC was involved in an aviation accident near Frederick, MD. No fatalities were reported. Investigators recorded the probable cause as: The student pilot's failure to maintain directional control during the hover, and the flight instructors lack of remedial action, resulting in a dynamic rollover and structural damage to the helicopter. This summary draws on records from NTSB; 12 related events involving the same aircraft type or operator are linked below.
A student pilot practicing hover operations experienced a loss of control, resulting in a rollover and substantial damage to the helicopter. No mechanical issues were reported.
Accident Sequence
During a training flight, a helicopter was practicing hover operations over a grassy area of an airport. The flight instructor reported that the student was executing a descending hover when the helicopter began drifting to the right. As the descent continued, the right skid contacted the grass, causing the helicopter to roll onto its right side. The main rotor blades subsequently struck the ground. The helicopter continued to roll over and came to rest on its right side.
Damage
An inspector from the Federal Aviation Administration examined the helicopter and confirmed substantial damage to the fuselage, tail boom, and main rotor blades.
Pilot Statements
The flight instructor and student pilot reported that there were no pre-impact mechanical malfunctions or failures with the helicopter that would have precluded normal operation.
Contributing factors
Student/instructed pilotInstructor/check pilotDirectional control — Not attained/maintained
Related events
Same aircraft family
15 Aug 2026 — ROBINSON HELICOPTER R22 BETA
13 Aug 2026 — ROBINSON HELICOPTER COMPANY R44 II (Collin Johnson)
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