Mar 26, 2009
Incident
Minor Bogota
InjuriesNone
Phase of Flight-
Conditions-
OperationFAR UNK
Probable Cause
Failure of the low pressure turbine stage 3 disk due to a design that is vulnerable to high pressure turbine unbalance-induced synchronous vibration that cannot be detected in flight, and the subsequent uncontained engine failure.
NTSB ENG09IA004