Casualties unknown

Pilot stroke leads to runway overrun and bank collision (N9583Z)

Indianola, IA, US

On August 30, 1983, a Cessna TU206G (registration N9583Z) was involved in an aviation accident near Indianola, IA. Investigators recorded the probable cause as: The pilot's severe stroke, which caused him to freeze on the controls and fail to stop the aircraft after landing. 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 2026-06-23Data APIEditorial standards

A pilot suffered a severe stroke during landing, causing the aircraft to overrun the runway and strike a dirt bank while returning from a cross-country flight.

What happened

The aircraft overran the runway and collided with a dirt bank during the landing phase of the flight. The flight was in the process of returning from a cross-country trip when the incident occurred. A passenger aboard, identified as the wife of the pilot, reported that her husband experienced a severe stroke at the controls. She stated that he froze on the controls and made no attempt to stop the aircraft after it had touched down.

The investigation

Investigation into the mechanical condition of the aircraft was not detailed in the source material provided. No specific findings regarding the airframe or engine performance were recorded in this brief account.

Findings

The primary factor contributing to the accident was the medical incapacitation of the pilot. The pilot had suffered a severe stroke, which resulted in an inability to control the aircraft during the critical landing phase. This medical event directly led to the failure to stop the aircraft within the confines of the runway, resulting in the overrun and subsequent collision with the terrain.

Safety message

This incident highlights the critical importance of pilot health and the potential for sudden incapacitation during flight operations. It underscores the need for passengers and crew to be aware of emergency procedures in the event of a pilot becoming unable to control the aircraft.

Probable cause

The pilot's severe stroke, which caused him to freeze on the controls and fail to stop the aircraft after landing.

Frequently asked questions

What happened in the 30 Aug 1983 Cessna TU206G accident near Indianola, IA?

A pilot suffered a severe stroke during landing, causing the aircraft to overrun the runway and strike a dirt bank while returning from a cross-country flight.

What aircraft was involved and where did it happen?

The accident on 30 Aug 1983 involved a Cessna TU206G, registration N9583Z, at Indianola, IA.

What was the probable cause of the accident?

The pilot's severe stroke, which caused him to freeze on the controls and fail to stop the aircraft after landing.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001214X44299. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.