NTSB Identification: ANC90LA093.
The docket is stored on NTSB microfiche number 42583.
Accident occurred Thursday, June 21, 1990 in BIG LAKE, AK
Probable Cause Approval Date: 10/02/1992
Aircraft: PIPER PA-18-160, registration: N4431Z
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 AIRPLANE HAD SPENT THREE YEARS IN THE SHOP BEING REBUILT AND THIS WAS ITS FIRST FLIGHT. THE PILOT-IN-COMMAND TOPPED OFF THE FUEL TANKS, PERFORMED A RUNUP AND THEN SAT ON THE END OF THE RUNWAY WHILE HE ATTEMPTED TO FIX THE COMMUNICATION RADIO. HE THEN TAXIED ONTO THE RUNWAY AND STARTED THE TAKEOFF. UPON REACHING 150 FEET ABOVE THE GROUND HE REDUCED THE POWER BY 200 RPM AND THE ENGINE DIED SUDDENLY. HE ATTEMPTED TO LAND ON A ROAD STRAIGHT AHEAD. THE AIRPLANE LANDED SHORT IN THE DITCH. SUBSEQUENT EXAMINATION AND ENGINE RUN SHOWED NO MECHANICAL IRREGULARITIES WITH THE ENGINE OR AIRPLANE FUEL SYSTEM.

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

LOSS OF ENGINE POWER FOR UNDETERMINED REASONS RESULTING IN AN OFF AIRPORT LANDING IN A DITCH.

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