NTSB Identification: BFO87DID03.
The docket is stored on NTSB microfiche number 36786.
Accident occurred Saturday, May 30, 1987 in CHESAPEAKE, VA
Probable Cause Approval Date: 06/07/1989
Aircraft: HAM WIZARD, registration: N39583
Injuries: 1 Uninjured.

DRG FLT, A PORTION OF THE EXHAUST STACK BROKE OFF & STRUCK THE WOODEN PROP. APRX 1/3 OF THE PROP SEPARATED & A SEVERE VIBRATION STARTED. THE PLT SHUT DOWN THE ENG & HEADED FOR AN OPEN FIELD. DUE TO LACK OF ALTITUDE, HE WAS BARELY ABLE TO CLEAR NEARBY TREES. SUBSEQUENTLY, THE ACFT LANDED HARD & WAS FURTHER DAMAGED. AN EXAM OF THE FAILED EXHAUST STACK REVEALED EVIDENCE OF A PREVIOUS CRACK.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

EXHAUST SYSTEM,STACK..FATIGUE

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

EXHAUST SYSTEM,STACK..SEPARATION

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

PROPELLER SYSTEM/ACCESSORIES,BLADE..FAILURE,PARTIAL


Contributing Factors

TERRAIN CONDITION..HIGH OBSTRUCTION(S)


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