NTSB Identification: SEA88LA170.
The docket is stored on NTSB microfiche number 37352.
Accident occurred Monday, September 05, 1988 in TOLEDO, WA
Probable Cause Approval Date: 12/06/1989
Aircraft: GRUMMAN AA-5, registration: N9559L
Injuries: 3 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 PILOT ABORTED THE FIRST TAKEOFF DUE TO THE ENGINE NOT DEVELOPING FULL POWER. AFTER ANOTHER RUN UP, THE PILOT ELECTED TO MAKE ANOTHER TAKEOFF. THE PILOT ABORTED MIDFIELD, BY RETARDING THE POWER AND APPLYING HEAVY BRAKING, DUE TO THE AIRCRAFT NOT DEVELOPING FULL POWER. THE BRAKE FADED AND AN OVERRUN OCCURRED. DURING THE OVERRUN THE AIRCRAFT STRUCK A DITCH AND THEN A BARBED WIRE FENCE. THE AIRCRAFT CAME TO REST IN ANOTHER DITCH WHERE THE NOSE GEAR SEPARATED FROM THE AIRCRAFT. NO REASON FOR THE ENGINE NOT DEVELOPING FULL POWER COULD BE DETERMINED. INSPECTION OF THE BRAKE SYSTEM REVEALED EVIDENCE OF OVERTEMPERATURE, EXCESSIVE WEAR, AND DETERIORATED BRAKE SEALS, CONSISTENT WITH OVERHEATING.

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

ABORTED TAKEOFF..DELAYED..PILOT IN COMMAND

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

BRAKES(NORMAL)..IMPROPER USE OF..PILOT IN COMMAND


Contributing Factors

TERRAIN CONDITION..DITCH



Contributing Factors

OBJECT..FENCE



Contributing Factors

LACK OF TOTAL EXPERIENCE..PILOT IN COMMAND

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