Casualties unknown

1991-08-07: Cessna 170A (N9582A) — Gary L. Jendruck — Heath, TX

Heath, TX, US

On August 7, 1991, a Cessna 170A (registration N9582A) operated by Gary L. Jendruck was involved in an aviation accident near Heath, TX. Investigators recorded the probable cause as: THE INADVERTENT STALL FOLLOWING AN ABRUPT PULL UP WHILE MANEUVERING AT LOW ALTITUDE, AND THE PILOT'S IMPAIRMENT DUE TO TO ALCOHOL AND DRUG CONSUMPTION. 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

A private pilot and passenger were on a low-level flight when the aircraft turned toward power lines, abruptly pitched up, rolled left, and impacted the ground vertically, followed by a post-impact fire. Toxicology showed ethanol and diphenhydramine.

Accident Sequence

A private pilot and a passenger were conducting a local low-level flight. Witnesses observed the airplane flying southbound, parallel to high-tension power lines, at an estimated altitude of 200 feet above ground level. The aircraft was then seen turning eastbound toward the power lines. As it approached the wires, the nose was abruptly pulled up, the airplane rolled to the left, and the nose pitched down. The airplane subsequently impacted the ground with wings level in an almost vertical attitude.

Post-Impact Information

A post-impact fire engulfed the airplane within seconds after impact.

Toxicology

The toxicology report on the pilot revealed ethanol in the system at concentrations of 0.10% in the blood, 0.09% in the vitreous fluid, 0.14% in the urine, and 0.07% in the bile. Additionally, 0.05 mg/L of diphenhydramine (Benadryl) was detected.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001212X17857. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.