FlightFinder
Check my flight
Casualties unknown

Piper PA-18A accident at Eva, OK, 14 Jun 1989 (N6873B)

Eva, OK, US

On June 14, 1989, a Piper PA-18A (registration N6873B) was involved in an aviation accident near Eva, OK. Investigators recorded the probable cause as: THE PILOT'S FAILURE TO MAINTAIN VISUAL LOOKOUT. A FACTOR WAS THE PILOT'S LIMITED VISUAL PERCEPTION DUE TO THE GROUND VEHICLE. 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 2026-06-10Data APIEditorial standards

Probable cause

THE PILOT'S FAILURE TO MAINTAIN VISUAL LOOKOUT. A FACTOR WAS THE PILOT'S LIMITED VISUAL PERCEPTION DUE TO THE GROUND VEHICLE.

— NTSB Determination

Accident narrative

THE PILOT REPORTED THAT HIS FLAGMAN'S PICKUP TRUCK BLOCKED HIS VIEW OF A RAILROAD CROSSING SIGN. DURING WHAT WAS TO HAVE BEEN THE FINAL SWATH RUN, THE TRUCK WAS MOVED REVEALING THE SIGN. THE PILOT ATTEMPTED TO PULL UP, BUT WAS NOT ABLE TO AVOID COLLIDING WITH THE SIGN. THE AIRPLANE SUBSEQUENTLY IMPACTED UPRIGHT IN SOFT TERRAIN AND CAME TO REST ABOUT 100 FEET FROM THE SIGN.

More accident analyses

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001213X28567. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.