Jul 10, 1995
Incident
Minor CHICAGO, IL
Injuries1 minor
Phase of Flight-
ConditionsVMC
OperationFAR 121
Probable Cause
the flight attendant's failure to follow procedures which resulted in her inadvertently opening the main cabin door in flight. Factors associated with the incident were: the flight attendant's fatigue due to lack of sleep and a long duty day, interference with habit regarding the direction of motion of the door locking handle, and inadequate design of the door locking handle by the manufacturer.
NTSB CHI95IA215