Casualties unknown

Engine Power Loss After Takeoff Leads to Collision with Bushes (N9557D)

Cinnibar, AK, US

On August 9, 1992, a Piper PA-22 (registration N9557D) operated by John T. Smeaton Sr. was involved in an aviation accident near Cinnibar, AK. Investigators recorded the probable cause as: THE PARTIAL LOSS OF ENGINE POWER FOR UNDETERMINED REASONS. CONTRIBUTING TO THE ACCIDENT WAS THE UNSUITABLE TERRAIN. 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

Shortly after takeoff, an airplane experienced a gradual loss of engine power at about 10 feet above ground and crashed into bushes off the end of a remote strip. The cause of the power loss was not determined.

Incident Overview

The pilot reported that immediately after takeoff, while the airplane was approximately 10 feet above the ground, the engine gradually lost partial power. The airplane subsequently crashed into bushes located just beyond the end of the remote airstrip.

Investigation Challenges

According to the investigation, details surrounding the accident were very minimal and sketchy. Investigators made several unsuccessful attempts to obtain further information from both the pilot and the passenger. The wreckage was not recovered.

Cause Determination

The cause of the power loss could not be determined due to the lack of available information and the unrecovered wreckage.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001211X15286. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.