Incident Overview

Date: Friday 12 May 1972
Aircraft Type: Lockheed 18 Learstar
Owner/operator: Carolina Aircraft Corp.
Registration Number: N211L
Location: Okeechobee, FL – ÿ United States of America
Phase of Flight: Take off
Status: Destroyed, written off
Casualties: Fatalities: 8 / Occupants: 8
Component Affected: Horizontal and vertical stabilizersHorizontal and vertical stabilizers
Investigating Agency: NTSBNTSB
Category: Accident
On December 12, 2005, the Lockheed Learstar aircraft, piloted by Carl Boy, lost control during a thunderstorm, resulting in wing and stabilizer separation. The aircraft’s gyro was exhibiting rust and corrosion, contributing to the incident. The pilot in command was Carl Boy, a founder of Carolina Aircraft Corp.On December 12, 2005, the Lockheed Learstar aircraft, piloted by Carl Boy, lost control during a thunderstorm, resulting in wing and stabilizer separation. The aircraft’s gyro was exhibiting rust and corrosion, contributing to the incident. The pilot in command was Carl Boy, a founder of Carolina Aircraft Corp.

Description

The Lockheed Learstar lost control in a thunderstorm. Both wings and the horizontal and vertical stabilizers separated in flight. The aircraft’s gyro had rust and corrosion. Pilot in command was Carl Boy, one of the founders of Carolina Aircraft Corp. PROBABLEÿCAUSE(S): pilotÿinÿcommandÿ-ÿcontinuedÿVFRÿflightÿintoÿadverseÿweatherÿconditions pilotÿinÿcommandÿ-ÿexceededÿdesignedÿstressÿlimitsÿofÿaircraft miscellaneousÿacts,conditionsÿ-ÿoverloadÿfailure weatherÿ-ÿthunderstormÿactivity weatherÿ-ÿturbulence,ÿassociatedÿwith cloudsÿand/orÿthunderstorms miscellaneousÿacts,conditionsÿ-ÿseparationÿinÿflight instruments/equipmentÿandÿaccessoriesÿ-ÿflightÿandÿnavigationÿinstruments:ÿother miscellaneousÿacts,conditionsÿ-ÿcorroded/corrosion personnelÿ-ÿmaintenance,servicing,inspection:ÿinadequateÿmaintenanceÿandÿinspection weatherÿbriefingÿ-ÿbriefedÿbyÿflightÿserviceÿpersonnel,ÿbyÿphone weatherÿforecastÿ-ÿforecastÿsubstantiallyÿcorrect

Primary Cause

Pilot in command-continued VFR flight into adverse weather conditionsPilot in command-continued VFR flight into adverse weather conditions

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