Primary finding
Probable cause
The pilot’s failure to maintain clearance from power lines while maneuvering at a low altitude.
Investigator assessment
Analysis narrative
The pilot was conducting an aerial application flight and was transitioning to another field when the helicopter struck a power line. The pilot stated that he did not see the wires between the two fields. The helicopter sustained substantial damage to the tailboom and fuselage. The pilot reported that there were no preaccident mechanical malfunctions or failures with the helicopter that would have precluded normal operations.