NTSB Identification: NYC87LA267.
The docket is stored on NTSB microfiche number 37225.
Accident occurred Saturday, September 26, 1987 in IRWIN, PA
Probable Cause Approval Date: 05/26/1989
Aircraft: GRUMMAN AA-5A, registration: N9772U
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.

DURING TAXI OPERATION, THE PILOT LOST DIRECTIONAL CONTROL OF THE AIRCRAFT AND IT STRUCK A TREE STUMP WHICH WAS LOCATED TO THE SIDE OF THE RUNWAY. THE AIRCRAFT THEN CONTINUED TO ROLL ABOUT 500 FEET OFF THE RWY WHERE IT CAME TO REST WITH SUBSTANTIAL DAMAGE.

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

DIRECTIONAL CONTROL..NOT MAINTAINED..PILOT IN COMMAND

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