NTSB Identification: BFO90LA007.
The docket is stored on NTSB microfiche number 40543.
Accident occurred Sunday, November 05, 1989 in WINDMILL POINT, VA
Probable Cause Approval Date: 09/05/1990
Aircraft: GULFSTREAM AMERICAN AA-5B, registration: N4519L
Injuries: 1 Uninjured.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

THE ACDNT OCCURRED ON THE 2ND LEG OF A SOLO 'ROUND ROBIN' X-COUNTRY FLT. THE STUDENT RPRTD THAT DURING THE PREFLT BEFORE THAT LEG, THE ENG OIL LEVEL WAS 5 QTS. THE 2ND LEG OF THE PLANNED FLT WAS TOWARD THE NORTHEAST; HOWEVER, FOR UNDETERMINED REASONS, THE STUDENT FLEW SOUTHWEST. HE RPRTD THAT ABOUT 20 MIN INTO THE FLT, AT AN ALT OF 3500' MSL, THE OIL PRESSURE DROPPED, & THE ENG LOST POWER. ALSO, HE SAID THE PROP CAME TO A STOP & DID NOT WINDMILL. THE ACFT WAS OVER THE CHESAPEAKE BAY & THE STUDENT WAS UNABLE TO GLIDE THE ACFT TO LAND, SO HE DITCHED IT IN THE BAY. HE DID NOT NOTICE ANY OIL LEAKS DURING THE OCCURRENCE. THE STUDENT RPRTD THAT THE ACFT STAYED AFLOAT FOR ABOUT 20 MIN AFTER DITCHING, THEN SANK. HE SWAM FOR ABOUT 40 MIN, THEN WAS RESCUED BY A SAILBOAT CREW. THE ACFT WAS NOT RECOVERED.

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

LOSS OF ENGINE POWER DUE TO OIL STARVATION.

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