Casualties unknown

1990-08-11: Cessna 177 (N29471) — Lee M. Owens — Greenville, MS

Greenville, MS, US

On August 11, 1990, a Cessna 177 (registration N29471) operated by Lee M. Owens was involved in an aviation accident near Greenville, MS. Investigators recorded the probable cause as: THE PARTIAL LOSS OF ENGINE POWER FOR AN UNKNOWN REASON. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive.

Sourcesthe U.S. National Transportation Safety Board (NTSB) historical archivePrimary reportUpdated 1781061362Data APIEditorial standards

During takeoff, the pilot reported a drop in engine RPM after climbing about 500 feet. The aircraft descended and collided with trees about 3/4 mile from the runway. Investigation found no preimpact failure or malfunction.

Accident Sequence

According to the pilot's report, during the takeoff roll and initial climb, the aircraft had ascended to approximately 500 feet above ground level when the engine power suddenly decreased. The engine RPM dropped from 2600 to 2100. Subsequently, the aircraft began descending and struck trees before crashing roughly three-quarters of a mile from the departure end of the runway.

Preflight Inspection

Days before the flight, the fuel tanks had been fully serviced. During the preflight inspection, the pilot checked the fuel tanks and the gascolator for water or contamination, and none was found. The aircraft was deemed ready for flight.

Investigation Findings

Post-accident examination of the airframe and engine revealed no evidence of any preimpact part failure or mechanical malfunction. The investigation did not identify any specific component that contributed to the loss of engine power. The cause of the power reduction remains undetermined from the available evidence.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001212X24080. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.