Casualties unknown

2005-06-13: Cessna U206F (N51205) — Mark W. Bills — Skwentna, AK

Skwentna, AK, US

On June 13, 2005, a Cessna U206F (registration N51205) operated by Mark W. Bills was involved in an aviation accident near Skwentna, AK. Investigators recorded the probable cause as: The pilot's improper loading of externally carried lumber that caught fire due to exposure to hot exhaust gases during cruise flight, which resulted in an emergency descent/landing and subsequent collision with a gravel bar. 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 1781061362Data APIEditorial standards

A commercial pilot on a Part 135 cargo flight carrying plywood in an external belly rack performed an emergency landing on a gravel bar after smoke entered the cockpit. The pilot jumped during the landing roll; the airplane nosed over after striking a log. The pilot was airlifted to a hospital by a helicopter pilot.

Incident Overview

A commercial certificated pilot was conducting a 14 CFR Part 135 air taxi cargo flight. The airplane was equipped with fixed tricycle landing gear and had an external rack attached to its belly, carrying a load of plywood. During cruise flight at 1,500 feet mean sea level, the pilot detected the smell of smoke in the cockpit.

Emergency Actions

As flames entered the cabin, the pilot flew toward a river and executed an emergency landing on a gravel bar. During the landing roll, the pilot jumped from the airplane. The airplane continued rolling until it struck a log and nosed over. The fire continued to burn.

Rescue Response

Passing aircraft observed smoke in the area and subsequently spotted the airplane and the pilot in the river outside the airplane. A nearby helicopter pilot responded to the scene and airlifted the pilot to a local hospital.

Regulatory Findings

According to the Federal Aviation Administration (FAA), no records were found indicating that the operator had an external load authorization. Additionally, no records were found showing that the airplane had a restricted category authorization for external loads or any authorization for the installation of the external lumber rack.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20050613X00757. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.