MINR · BOEING 767-231 · 1989-09-05 · KNOX, IN, USA
Event
NTSB number
CHI89IA179
Event ID
20001213X29317
Type
Incident
Date
1989-09-05
Location
KNOX, IN, USA
Coordinates
41.289653, -86.620162
Injuries
Highest injury
MINR
Fatal
0
Serious
0
Minor
6
Uninjured
156
Total aboard
162
Aircraft
Make
BOEING
Model
767-231
Registration
N608TW
FAR Part
121
Engines
2
Damage
—
Conditions
Light
DAYL
Weather
IMC
Probable cause
THE RADAR CONTROLLLER'S FAILURE TO MAINTAIN RADAR SEPARATION. FACTORS CONTRIBUTING TO THE INCIDENT WERE: MISUNDERSTANDING OF AN ATC INSTRUCTION BY THE PILOT OF THE INCIDENT AIRPLANE, AND UNCLEAR PHRASEOLOGY USED IN THE INSTRUCTIONS ISSUED BY THE RADAR CONTROLLER.