No fatalities

Tailwheel Aircraft Rolls Upside Down on Mountain Ridge During Landing (N78492)

Koyukuk, AK, US

On June 11, 2007, a Piper PA-12 (registration N78492) was involved in an aviation accident near Koyukuk, AK. No fatalities were reported. Investigators recorded the probable cause as: The pilot's inadequate compensation for a gusting tailwind during the landing roll, which resulted in a loss of control and a nose over. Factors contributing to the accident were the tailwind and wind gust. 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 2026-06-19Data APIEditorial standards

A tailwheel-equipped aircraft was damaged after rolling onto its back during a landing attempt on a mountain ridge, resulting in damage to the wings and rudder.

What happened

The pilot, holding an airline transport certificate, attempted to land a tailwheel-equipped airplane on a mountain ridge under Title 14, CFR Part 91. The pilot reported that landing uphill required landing with a tailwind. During the landing roll, a gust of wind picked up the tail and rolled the airplane upside down. The pilot said the airplane sustained damage to both wings and the rudder.

Findings

The tailwheel-equipped airplane was damaged after rolling onto its back during a landing attempt on a mountain ridge. The pilot reported that landing uphill necessitated landing with a tailwind. During the landing roll, a gust of wind picked up the tail and rolled the airplane upside down. The airplane sustained damage to both wings and the rudder.

Safety message

Landing on uneven terrain can present unique challenges, including the need for specific techniques such as landing uphill or with a tailwind. Pilots should be aware of the potential risks associated with these maneuvers and ensure they are proficient in handling them.

Frequently asked questions

What happened in the 11 Jun 2007 Piper PA-12 accident near Koyukuk, AK?

A tailwheel-equipped aircraft was damaged after rolling onto its back during a landing attempt on a mountain ridge, resulting in damage to the wings and rudder.

Were there any fatalities in the 11 Jun 2007 Piper PA-12 accident?

No fatalities were recorded in this accident.

What aircraft was involved and where did it happen?

The accident on 11 Jun 2007 involved a Piper PA-12, registration N78492, at Koyukuk, AK.

What was the probable cause of the accident?

The pilot's inadequate compensation for a gusting tailwind during the landing roll, which resulted in a loss of control and a nose over. Factors contributing to the accident were the tailwind and wind gust.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20070622X00783. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.