WILSONVILLE, OR, USA
N98489
CESSNA 421C
WITNESSES REPORTED SEEING THE AIRPLANE FLYING IN A NORMAL CRUISE ATTITUDE WHEN IT ROLLED INVERTED AND THE NOSE DROPPED NEAR VERTICAL TO THE TERRAIN. THE AIRPLANE DESCENDED IN A NEAR VERTICAL DIVE. THE NOSE OF THE AIRPLANE STARTED TO COME UP HORIZONTAL TO THE TERRAIN WHEN IT STRUCK A 75-FT TREE. DURING THE POST CRASH INVESTIGATION, NO EVIDENCE OF A MECHANICAL FAILURE OR MALFUNCTION WAS FOUND.
THE PILOT-IN-COMMAND'S FAILURE TO MAINTAIN CONTROL OF THE AIRCRAFT.
Source: NTSB Aviation Accident Database
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