Mar 1, 1994
Accident
Destroyed BAY MINETTE, AL
Injuries4 fatal
Phase of Flight-
ConditionsIMC
OperationFAR 091
Probable Cause
THE PILOT'S FAILURE TO MAINTAIN CONTROL OF THE AIRCRAFT DUE TO SPATIAL DISORIENTATION, AND EXCEEDING THE DESIGN STRESS LIMITS OF THE AIRCRAFT. FACTORS RELATED TO THE ACCIDENT WERE: THE PILOT'S FLIGHT INTO KNOWN ADVERSE WEATHER CONDITIONS, OVERCONFIDENCE IN HIMSELF AND THE AIRPLANE, FAILURE OF THE LEFT VACUUM PUMP, PARTIAL LOSS OF THE VACUUM SYSTEM, AND AN INOPERATIVE ATTITUDE INDICATOR.
NTSB ATL94FA056