NTSB Identification: BFO91LA022.
The docket is stored on NTSB microfiche number 42750.
Accident occurred Sunday, December 30, 1990 in MITCHELLVILLE, MD
Probable Cause Approval Date: 11/09/1992
Aircraft: PIPER PA-32R, registration: N6945J
Injuries: 2 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 PLT REPORTED THAT BECAUSE OF THE WIND CONDITION, 15 KTS GUST TO 20 KTS, HE USED AN APCH SPEED OF ABOUT 98 TO 102 MPH, INSTEAD OF 87 MPH WHICH HE NORMALLY USES. HE ALSO USED FULL FLAPS. DURING THE APCH THE PLT SIDESLIPPED THE ACFT TO COMPENSATE FOR THE X-WIND. ACCORDING TO THE PLT, THERE WAS A 15 TO 20 FT HIGH DIRTBANK SHORT OF THE RWY, AND WHEN HE FLEW OVER IT, THE ACFT ENCOUNTERED A DOWNDRAFT. THE PLT REPORTED THE ACFT ABRUPTLY LOST 30 FT OF ALTITUDE AND AS HE TRIED TO RECOVER, THE R MAIN GEAR STRUCK THE DIRTBANK, SEPARATING THE GEAR FROM THE ACFT. THE ACFT LANDED ON THE RWY AND SLID TO A STOP.

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

PILOT FAILURE TO MAINTAIN ALTITUDE CLEARANCE ABOVE AN OBSTACLE AFTER THE AIRCRAFT ENCOUNTERED A DOWNDRAFT.

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