NTSB Identification: FTW95LA251.
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Accident occurred Sunday, June 18, 1995 in CLEBURNE, TX
Probable Cause Approval Date: 12/19/1995
Aircraft: STEWART PITTS S-1S, registration: N901S
Injuries: 1 Serious.

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 REPORTED THAT THE AIRPLANE HAD 8 GALLONS OF FUEL ONBOARD. THIRTY MINUTES INTO HIS CROSS COUNTRY FLIGHT THE ENGINE 'COUGHED.' HE PUMPED THE AIRPLANE'S WOBBLE FUEL PUMP AND THE ENGINE 'CLEARED.' APPROXIMATELY 2 MILES FURTHER, THE ENGINE 'STOPPED.' DURING THE FORCED LANDING TO A FIELD, THE AIRPLANE LANDED 'HARD', NOSED OVER AND CAME TO REST INVERTED. EXAMINATION OF THE AIRPLANE BY THE FEDERAL AVIATION ADMINISTRATION INSPECTOR REVEALED LESS THAN 1/2 CUP OF FUEL IN THE AIRPLANE; AND, THERE WAS NO EVIDENCE OF FUEL SPILLAGE. THE ENGINE MANUFACTURER OPERATOR'S MANUAL INDICATES THAT THE FUEL BURN RATES FOR THIS ENGINE AT NORMAL RATED POWER IS 16.1 GALLONS PER HOUR.

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

THE PILOT'S MISJUDGED FLARE AND THE ENSUING HARD LANDING. FACTORS WERE THE PILOT'S IMPROPER FUEL CONSUMPTION CALCULATIONS AND THE FUEL EXHAUSTION.

Full narrative available

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