2 fatalities

1976-12-29: Cessna 411 (N411EF) — J & L Aircraft — Berz-Macomb (Detroit), United States of America

Berz-Macomb (Detroit), United States of AmericaLanding (descent or approach)

On December 29, 1976, a Cessna 411 (registration N411EF) operated by J & L Aircraft was involved in an aviation accident near Berz-Macomb (Detroit), United States of America during landing or approach. 2 people were killed. Investigators recorded the probable cause as: Engine failure and uncontrolled descent on final approach due to valve assemblies failure. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A).

Sourcesthe Bureau of Aircraft Accidents Archives (B3A)Primary reportUpdated 1781228519Data APIEditorial standards

While on final approach to Berz-Macomb Airport, the right engine failed. The pilot lost control, leading to an uncontrolled descent and crash. Both occupants were killed.

Accident Description

The accident occurred while the airplane was on final approach to Berz-Macomb Airport. According to the official investigation, the right engine failed at that time. The pilot lost control of the airplane, which entered an uncontrolled descent and subsequently crashed. The accident resulted in the deaths of both occupants aboard.

Probable Cause

The probable cause of the accident, as determined by the investigation, was engine failure and uncontrolled descent on final approach due to valve assemblies failure.

Contributing Factors

The investigation reported the following contributing factors:

  • Material failure
  • Attempted operation beyond experience/ability level
  • Improper in-flight decisions
  • Failed to follow approved procedures
  • Improper emergency procedures
  • Partial loss of power on one engine
  • Forced landing off airport on land
  • 6th exhaust valve guide
  • Feathered engine capable of producing power
  • Not multi-engine rated