2 fatalities

1980-04-08: Cessna 340 (N98547) — Bjornson Development Company — Crystal, United States of America

Crystal, United States of AmericaTakeoff (climb)

On April 8, 1980, a Cessna 340 (registration N98547) operated by Bjornson Development Company was involved in an aviation accident near Crystal, United States of America during takeoff. 2 people were killed. Investigators recorded the probable cause as: Collision with trees during initial climb after the pilot failed to abort takeoff and failed to maintain a positive rate of climb. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A).

Sourcesthe Bureau of Aircraft Accidents Archives (B3A)Primary reportUpdated 1781224068Data APIEditorial standards

During a night takeoff from a snow-covered runway at Crystal Airport, a twin-engine airplane drifted off, collided with trees, and caught fire. The pilot was seriously injured; both passengers were killed. Visibility was below minimums due to fog and snow.

Accident Overview

On a night takeoff from a snow-covered runway at Crystal Airport, a twin-engine airplane drifted off the runway during its initial climb. The aircraft subsequently collided with trees and crashed, bursting into flames. The pilot sustained serious injuries, and both passengers were killed.

Weather Conditions

At the time of the accident, visibility was below minimums due to fog and snowfall. The report noted visibility of 3/4 mile or less, with weather conditions below legal minimums for the operation.

Investigation Findings

The official investigation determined that the airplane drifted off the runway during takeoff, then returned to the runway, and eventually departed the runway at the end. During the initial climb, the pilot failed to abort the takeoff and failed to maintain a positive rate of climb, leading to the collision with trees.

Contributing Factors

Several contributing factors were identified: fog, snow, snow on the runway, visibility of 3/4 mile or less, weather conditions below minimums, and the airplane drifting off and back onto the runway before taking off at the end.

Probable Cause

According to the official findings, the probable cause of the accident was a collision with trees during initial climb after the pilot failed to abort the takeoff and failed to maintain a positive rate of climb.