Casualties unknown

Landing Gear Collapse During Remote Airstrip Landing (N4167Z)

Anaktuvuk Pass, AK, US

On August 6, 2001, a Piper PA-18 (registration N4167Z) was involved in an aviation accident near Anaktuvuk Pass, AK. Investigators recorded the probable cause as: A failure of the landing gear strut assembly due to corrosion. A factor in the accident was the pilot's inadequate maintenance of the airplane. 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

A commercial pilot's right main landing gear strut collapsed upon touchdown at a remote airstrip, causing propeller and wing damage. The pilot activated the ELT and was rescued by helicopter. Postaccident examination revealed extensive corrosion on the strut.

Incident Overview

A commercially certificated pilot was landing at a remote airstrip when, upon touchdown, the right main landing gear strut collapsed. The propeller subsequently struck the ground, and the leading edge of the right wing impacted a large rock. The pilot activated the airplane's emergency locator transmitter (ELT). A search and rescue helicopter later arrived and picked up the pilot.

Investigation Findings

A postaccident examination of the airplane revealed extensive corrosion on the landing gear strut. No further details regarding the aircraft type, registration, or pilot condition were provided in the report.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20010829X01809. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.