7 fatalities

1970-05-15: Beechcraft E18 (N3621B) — Winchester Development Company — Baker, United States of America

Baker, United States of AmericaLanding (descent or approach)

On May 15, 1970, a Beechcraft E18 (registration N3621B) operated by Winchester Development Company was involved in an aviation accident near Baker, United States of America during landing or approach. 7 people were killed. Investigators recorded the probable cause as: Powerplant failure for undetermined reasons. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A).

Sourcesthe Bureau of Aircraft Accidents Archives (B3A)Primary reportUpdated 1781236303Data APIEditorial standards

An aircraft experienced simultaneous failure of both engines while approaching Baker, stalled, struck trees, and crashed. The wreckage was found four days later; all seven occupants were killed. Investigators cited powerplant failure of undetermined cause.

Accident Overview

An aircraft en route from San Jose to Baker suffered a simultaneous stoppage of both engines while in the approach phase. The pilot lost control, leading to an aerodynamic stall. The airplane subsequently struck trees and crashed a few miles from Baker. The wreckage was located four days later, on May 19. The aircraft was destroyed, and all seven occupants lost their lives.

Flight Details

The flight originated from San Jose and was destined for Baker. During the approach, both engines ceased operation at the same time. The pilot was unable to maintain control, and the aircraft stalled before impacting terrain and trees.

Investigation Findings

According to the official investigation, the probable cause was a powerplant failure for which no specific reason could be determined. Contributing circumstances reported included a high density altitude of 8,100 feet, the complete failure of both engines, and the aircraft being heavy.