Casualties unknown

1993-03-30: Schweizer G-164A (N8734H) — Blue Mountain Aviation — Walla Walla, WA

Walla Walla, WA, US

On March 30, 1993, a Schweizer G-164A (registration N8734H) operated by Blue Mountain Aviation was involved in an aviation accident near Walla Walla, WA. Investigators recorded the probable cause as: Carburetor icing conditions. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive; 2 related events involving the same aircraft type or operator are linked below.

Sourcesthe U.S. National Transportation Safety Board (NTSB) historical archivePrimary reportUpdated 1781061362Data APIEditorial standards

An agricultural aircraft experienced an engine failure during a spray pass, leading to a forced landing in a wheat field. The aircraft nosed over, and a small engine fire spread, consuming the aircraft.

Incident Overview

An agricultural aircraft completing its second spray pass of the morning suffered an unexpected engine failure. The pilot, confronted with a sudden loss of power, initiated a forced landing into a wheat field.

Forced Landing and Post-Crash Events

Upon touchdown in the soft field, the aircraft nosed over. After exiting the cockpit, the pilot attempted to extinguish a small fire that had ignited on the engine, but was unsuccessful. The fire subsequently consumed the entire aircraft.

Investigation Findings

An FAA inspector examined the wreckage and found no mechanical discrepancies with the aircraft. Based on the circumstances, the inspector believed that carburetor icing conditions had been encountered by the pilot.

Probable cause

Carburetor icing conditions

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001211X12051. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.