Casualties unknown

Pilot Reports Power Loss Before Striking Parked Trucks on Landing Approach (N50963)

Oshkosh, WI, US

On April 30, 1993, a Cessna U206F (registration N50963) was involved in an aviation accident near Oshkosh, WI. Investigators recorded the probable cause as: LOSS OF ENGINE POWER FOR AN UNDETERMINED 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 2026-07-04Data APIEditorial standards

A pilot experienced a momentary power loss in the traffic pattern, then a total loss of power on base leg. The aircraft struck five parked trucks and stopped. No preimpact mechanical malfunction was found.

Accident Summary

According to the pilot's report, the aircraft was in the traffic pattern preparing to land when a momentary power loss occurred while abeam the runway numbers. The pilot activated the auxiliary fuel pump to the high position, and power and fuel flow were regained. However, during the base leg of the approach, a total loss of power was sustained. The pilot attempted to proceed directly toward the runway but came up short, and the airplane struck five parked trucks before coming to a stop.

Pilot Report

The pilot stated that he was in the traffic pattern and when 'abeam the numbers there was a momentary power loss.' After moving the auxiliary fuel pump to high, power and fuel flow were regained. Then, about on base, a total loss of power was sustained. He reported, 'I went straight for the runway but we came up short.'

Post-Accident Examination

A post-accident examination of the aircraft was conducted, but no preimpact mechanical malfunction was found. The cause of the power loss remains undetermined based on the available evidence.

Frequently asked questions

What happened in the 30 Apr 1993 Cessna U206F accident near Oshkosh, WI?

A pilot experienced a momentary power loss in the traffic pattern, then a total loss of power on base leg. The aircraft struck five parked trucks and stopped. No preimpact mechanical malfunction was found.

What aircraft was involved and where did it happen?

The accident on 30 Apr 1993 involved a Cessna U206F, registration N50963, at Oshkosh, WI.

What was the probable cause of the accident?

LOSS OF ENGINE POWER FOR AN UNDETERMINED REASON.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001211X12101. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.