Incident Overview

Date: Thursday 6 November 1969
Aircraft Type: Learjet 23
Owner/operator: Mack Truck
Registration Number: N1021B
Location: NE off Racine-Horlick Airport, WI (RAC) – ÿ United States of America
Phase of Flight: Unknown
Status: Destroyed, written off
Casualties: Fatalities: 7 / Occupants: 7
Component Affected: AircraftAircraft
Investigating Agency: NTSBNTSB
Category: Accident
A Learjet N1021B, operated by Mack Truck, Inc., crashed into Lake Michigan near Racine-Horlick Airport, Wisconsin, resulting in the loss of seven lives. The aircraft was executing an Instrument Flight Rules approach to runway 22, departing from Allentown, Michigan, and was vectored by radar to the Automatic Direction Finder final approach course. Radar contact was lost shortly after being advised to pass the Marion Intersection, a radar fix 3.6 nautical miles northeast of the radio beacon. The probable cause is a continued descent below the prescribed approach path profile.A Learjet N1021B, operated by Mack Truck, Inc., crashed into Lake Michigan near Racine-Horlick Airport, Wisconsin, resulting in the loss of seven lives. The aircraft was executing an Instrument Flight Rules approach to runway 22, departing from Allentown, Michigan, and was vectored by radar to the Automatic Direction Finder final approach course. Radar contact was lost shortly after being advised to pass the Marion Intersection, a radar fix 3.6 nautical miles northeast of the radio beacon. The probable cause is a continued descent below the prescribed approach path profile.

Description

Learjet N1021B, operated by Mack Truck, Inc., crashed into Lake Michigan, USA, while executing an instrument approach to runway 22 at the Racine-Horlick Airport, Wisconsin, USA. The flight had departed from Benton Harbor, Michigan, on an Instrument Flight Rules flight plan en route to Racine. The flight had originated at Allentown earlier in the day. There were seven people aboard the aircraft; the pilot, copilot, and five passengers. Shortly after the accident, a small amount of wreckage was recovered from the surface of the water. The flight was being vectored by radar to the Automatic Direction Finder final approach course to runway 22 by Milwaukee Approach Control. Radar contact was lost shortly after the flight was advised that it was passing the Marion Intersection, a radar fix 3.6 nautical miles northeast of the radio beacon which is located on the southern boundary of the airport. PROBABLE CAUSE: “The continued descent below the prescribed approach path profile, for reasons unknown.”

Primary Cause

Continued descent below the prescribed approach path profileContinued descent below the prescribed approach path profile

Share on:

Leave a Reply

Your email address will not be published. Required fields are marked *