Accident Learjet 23 N959SC, Monday 22 July 1991
ASN logo

Date:Monday 22 July 1991
Type:Silhouette image of generic LJ23 model; specific model in this crash may look slightly different    
Learjet 23
Owner/operator:Jetstream Inc.
Registration: N959SC
MSN: 23-045A
Year of manufacture:1965
Engine model:General Electric CJ610-4
Fatalities:Fatalities: 3 / Occupants: 3
Other fatalities:0
Aircraft damage: Destroyed, written off
Location:Detroit City Airport, MI (DET) -   United States of America
Phase: Initial climb
Departure airport:Detroit City Airport, MI (DET/KDET)
Destination airport:Chicago-Midway Airport, IL (MDW/KMDW)
Investigating agency: NTSB
Confidence Rating: Accident investigation report completed and information captured
Parking brake not released prior to takeoff. The plane remained low and slow after liftoff, then banked (rocked) left & right in nose high attitude, settled, hit trees and crashed about 200 feet beyond the runway. The aircraft was about 430 lb (195 kg) overweight.

PROBABLE CAUSE: "Improper preflight by the pilot, his failure to abort the takeoff while there was sufficient runway remaining, and his failure to assure that the aircraft attained sufficient airspeed for lift-off and climb. Factors related to the accident were: the pilot's failure to assure the aircraft was within its maximum weight limitation, his improper use of the parking brake, and insufficient information in the pilot operating handbook concerning the aircraft parking brake."

Accident investigation:
Investigating agency: NTSB
Report number: CHI91MA224
Status: Investigation completed
Duration: 1 year 1 month
Download report: Final report





photo (c) via Werner Fischdick; Düsseldorf Airport (DUS); March 1980

Revision history:


The Aviation Safety Network is an exclusive service provided by:
Quick Links:

CONNECT WITH US: FSF on social media FSF Facebook FSF Twitter FSF Youtube FSF LinkedIn FSF Instagram

©2024 Flight Safety Foundation

1920 Ballenger Av, 4th Fl.
Alexandria, Virginia 22314