Casualties unknown

Aircraft Collides with Parked Truck and Snowbank on Plowed Airstrip (N9138M)

Slate Creek, AK, US

On October 23, 1992, a Cessna 206 (registration N9138M) operated by Thoreson, Oscar B. was involved in an aviation accident near Slate Creek, AK. Investigators recorded the probable cause as: THE ICY CONDITION OF THE RUNWAY AND THE DISCONTINUED SNOW REMOVAL. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive; 8 related events involving the same aircraft type or operator are linked below.

Sourcesthe U.S. National Transportation Safety Board (NTSB) historical archivePrimary reportUpdated 2026-07-04Data APIEditorial standards

A pilot landing on a partially plowed airstrip reported nil braking action, colliding with a parked pickup truck and a snowbank after failing to stop.

Incident Overview

A pilot landing on a 1000-foot airstrip encountered a parked pickup truck on the runway. The airstrip had been plowed to two-thirds of its width for its entire length. The pilot reported that braking action was nil and that he was unable to stop before reaching the truck.

Sequence of Events

According to the pilot, he attempted to complete the landing rollout by maneuvering between the parked pickup truck and a snowbank. During this maneuver, the airplane's right wing struck the pickup truck, and the left horizontal stabilizer struck the snowbank. The pilot was landing uphill because the airstrip is considered one-way in and one-way out.

Runway Conditions

The airstrip was plowed to two-thirds of its width, leaving a snowbank along one side. The pilot described the braking action as nil, indicating no effective deceleration on the runway surface.

All Cessna 206 accidents →

Frequently asked questions

What happened in the 23 Oct 1992 Cessna 206 accident near Slate Creek, AK?

A pilot landing on a partially plowed airstrip reported nil braking action, colliding with a parked pickup truck and a snowbank after failing to stop.

What aircraft was involved and where did it happen?

The accident on 23 Oct 1992 involved a Cessna 206, registration N9138M, operated by Thoreson, Oscar B., at Slate Creek, AK.

What was the probable cause of the accident?

THE ICY CONDITION OF THE RUNWAY AND THE DISCONTINUED SNOW REMOVAL.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001211X15801. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.