No fatalities

Pilot Becomes Ill During Flight, Lands on Highway (N99481)

Wamsutter, WY, US

On July 2, 1982, an Ercoupe 415-C (registration N99481) operated by Byron O. Bousha was involved in an aviation accident near Wamsutter, WY. No fatalities were reported. 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 2026-07-04Data APIEditorial standards

A pilot became sick during a flight and elected to land on a highway. After spacing behind a truck, the truck slowed, forcing a landing beside the highway. Nosewheel struck a ditch, collapsed, and the aircraft nosed over.

Incident Overview

During a flight, the pilot became sick and decided to land on a highway. The pilot took spacing behind a truck, but the truck then slowed down. Consequently, the pilot continued the landing beside the highway instead of on the road.

Sequence of Events

After lowering the nosewheel, it struck a ditch. The impact caused the nosewheel to collapse, and the aircraft nosed over. Following the accident, the pilot received medical checks. The attending physicians informed the pilot that all tests were either negative or inconclusive. The pilot suspected that the illness may have been caused by hyperventilation.

Frequently asked questions

What happened in the 2 Jul 1982 Ercoupe 415-C accident near Wamsutter, WY?

A pilot became sick during a flight and elected to land on a highway. After spacing behind a truck, the truck slowed, forcing a landing beside the highway. Nosewheel struck a ditch, collapsed, and the aircraft nosed over.

Were there any fatalities in the 2 Jul 1982 Ercoupe 415-C accident?

No fatalities were recorded in this accident.

What aircraft was involved and where did it happen?

The accident on 2 Jul 1982 involved an Ercoupe 415-C, registration N99481, operated by Byron O. Bousha, at Wamsutter, WY.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20020917X03149. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.