NTSB Identification: IAD05LA103.
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Accident occurred Monday, July 18, 2005 in Denton, MD
Probable Cause Approval Date: 05/30/2006
Aircraft: Piper PA-28-180, registration: N4797L
Injuries: 1 Minor,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.

About 30 minutes after departure, and while cruising at 1,000 msl, the engine began to gradually lose power. Over the next 3 minutes, the pilot attempted to restore engine power, but was unsuccessful. He subsequently performed a forced landing to a farm field. During the landing, the airplane's landing gear sunk into the soft ground, and the right wing contacted the ground. The pilot stated that prior to departure, the airplane's fuel tanks contained a combination of aviation and automotive fuel. The airplane did not have a supplemental type certificate for the use of automotive fuel. The airplane was owned, operated, and maintained by the pilot, who did not possess a mechanic certificate. External examination of the airplane did not reveal mechanical malfunctions or failures of the engine, and further examination of the airplane or the engine was not possible.

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

A loss of engine power for undetermined reasons.

Full narrative available

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