Aug 7, 2004
Accident
Destroyed Prairie du Sac, WI
Injuries2 fatal
Phase of Flight-
ConditionsVMC
OperationFAR 091
Probable Cause
The pilot's intentional low-level flight toward the lake and his failure to maintain clearance from the static wire on power transmission lines. Contributing factors were the separation of the Fenestron (tail rotor) assembly from the tail boom as a result of the collision with the static wire and the subsequent loss of control.
NTSB CHI04FA214