BURLINGTON, CO, USA
N11641
BELLANCA 7KCAB
THE INSTRUCTOR PILOT (CFI) SAID THE DUAL STUDENT WAS MAKING A TAKEOFF. DURING THE GROUND RUN, THE AIRPLANE SWERVED LEFT, BUT ACCORDING TO THE CFI, HE WAS ABLE TO CORRECT THE SWERVE. THE CFI SAID THAT WHEN THE TAIL WHEEL LIFTED, THE PLANE TURNED HARD LEFT, AND THE CFI WAS UNABLE TO REGAIN DIRECTIONAL CONTROL BEFORE THE PLANE STRUCK A SNOW BANK ON THE LEFT SIDE OF THE RWY. THE PLANE NOSED OVER AND CAME TO REST INVERTED.
THE FAILURE OF THE DUAL STUDENT TO CORRECT A GROUND LOOP SWERVE DURING TAKEOFF GROUND RUN. INADEQUATE SUPERVISION BY THE CFI WAS A FACTOR IN THE ACCIDENT.
Source: NTSB Aviation Accident Database
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