Casualties unknown

1993-06-26: Boeing Stearman PT-17 (N58212) — Concord, NH

Concord, NH, US

On June 26, 1993, a Boeing Stearman PT-17 (registration N58212) was involved in an aviation accident near Concord, NH. Investigators recorded the probable cause as: LOSS OF AIRPLANE CONTROL AS THE RESULT OF INCAPACITATION. 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 an airshow, a pilot performing aerobatics lost control after a barrel roll and steep climb, resulting in a nose-down collision. Autopsy showed severe coronary artery disease.

Accident Sequence

During an airshow performance, the pilot was executing aerobatic maneuvers. After completing a barrel roll, the airplane entered a steep climb, followed by a left roll. The aircraft did not recover from this roll and subsequently collided with the terrain in a nose-down attitude estimated at approximately 85 degrees.

Post-Accident Video Review

Videos of the accident were reviewed by other performers, who were unable to determine the specific type of maneuver the pilot was attempting at the time of the loss of control.

Autopsy Findings

The pilot's autopsy revealed severe atherosclerosis of the left anterior descending coronary artery, with a closure of 90 to 95 percent. Additionally, an old myocardial infarction scar was identified.

Investigation Notes

The investigation did not specify the aircraft type, registration, operator, or date of the accident. No information was provided regarding other occupants, injuries, or weather conditions. The report focused solely on the sequence of events and the medical findings.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001211X12681. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.