Failure To Maintain Lateral Control Of The Helicopter During Takeoff, Which Resulted In A Dynamic Rollover

Location: Chuluota, Florida Accident Number: ERA25LA160
Date & Time: March 28, 2025, 17:00 Local Registration: N8318A
Aircraft: Rotorway Exec Aircraft Damage: Substantial
Defining Event: Dynamic rollover Injuries: 1 None
Flight Conducted Under: Part 91: General aviation - Personal

Analysis: The non-certificated pilot of the helicopter reported that the purpose of the flight was to practice takeoff, hover, and landing maneuvers from his private grass field. During takeoff, he increased the engine power and inadvertently applied right cyclic concurrently as he raised the collective. Subsequently, the helicopter’s right skid dug into the ground, resulting in a dynamic rollover. The helicopter sustained substantial damage to its main rotor blades and tail boom structure. The pilot reported that there were no preaccident malfunctions or failures with the helicopter that would have precluded normal operation.

Probable Cause and Findings: The National Transportation Safety Board determines the probable cause(s) of this accident to be -- The pilot’s failure to maintain lateral control of the helicopter during takeoff, which resulted in a dynamic rollover.

FMI: www.ntsb.gov