Casualties unknown

2000-03-05: Cessna 170B (N2814C) — Big Lake, AK

Big Lake, AK, US

On March 5, 2000, a Cessna 170B (registration N2814C) was involved in an aviation accident near Big Lake, AK. Investigators recorded the probable cause as: The pilot's selection of unsuitable terrain for takeoff. Factors in the accident were soft, snow-covered terrain, and an inadvertent ground loop. 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 private pilot reported that during takeoff from a snow-covered area, the airplane ground looped and nosed over after the left ski dug into soft snow while correcting for sloping terrain.

Incident Overview

A private certificated pilot was conducting a takeoff from a remote, snow-covered area in an airplane equipped with skis. According to the pilot, during the takeoff run he observed sloping terrain ahead that angled sharply to the left. To avoid the drop-off, he applied right rudder, resulting in a turn of about 10 degrees to the right.

Sequence of Events

After turning to the right, the pilot applied left rudder in an attempt to stop the turn. However, the left ski dug into soft snow, causing the airplane to ground loop to the left. The airplane subsequently nosed down in the snow.

Damage Assessment

The airplane sustained damage to the landing gear, both wings, and the left horizontal stabilizer. The pilot reported that wind conditions were calm at the time of the incident.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001212X20574. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.