2 fatalities

Loss of Control in Icing Conditions Leads to Crash in Heflin (N411Z)

Heflin, United States of AmericaFlight

On November 2, 1966, a Beechcraft D18 (registration N411Z) operated by Gastonia Aviation was involved in an aviation accident near Heflin, United States of America in flight. 2 people were killed. Investigators recorded the probable cause as: Loss of control in icing conditions for undetermined reason. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A).

Sourcesthe Bureau of Aircraft Accidents Archives (B3A)Primary report: the U.S. National Transportation Safety Board (NTSB) historical archive (1962-1981)Updated 2026-07-04Data APIEditorial standards

While cruising at 8,000 feet, a twin-engine aircraft encountered severe icing, requested clearance to climb, then lost control and crashed in Heflin, killing both occupants.

Incident Overview

A twin-engine aircraft cruising at 8,000 feet experienced severe icing conditions. The pilot communicated with air traffic control to request permission to climb to 10,000 feet. Shortly after, the aircraft went out of control, entered a dive, and ultimately crashed in a field located in Heflin. Both occupants were killed.

Official Findings

The probable cause of the accident was determined to be a loss of control in icing conditions for an undetermined reason. The investigation did not identify any specific factor that led to the loss of control beyond the presence of severe icing.

Frequently asked questions

What happened in the 2 Nov 1966 Beechcraft D18 accident near Heflin, United States of America?

While cruising at 8,000 feet, a twin-engine aircraft encountered severe icing, requested clearance to climb, then lost control and crashed in Heflin, killing both occupants.

Were there any fatalities in the 2 Nov 1966 Beechcraft D18 accident?

The accident was fatal, resulting in 2 fatalities.

What aircraft was involved and where did it happen?

The accident on 2 Nov 1966 involved a Beechcraft D18, registration N411Z, operated by Gastonia Aviation, at Heflin, United States of America.

What was the probable cause of the accident?

Loss of control in icing conditions for undetermined reason