NONE · MCDONNELL DOUGLAS MD-80 · 1989-08-31 · CHICAGO, IL, USA
Event
NTSB number
CHI89IA180
Event ID
20001213X29069
Type
Incident
Date
1989-08-31
Location
CHICAGO, IL, USA
Injuries
Highest injury
NONE
Fatal
0
Serious
0
Minor
0
Uninjured
4
Total aboard
4
Aircraft
Make
MCDONNELL DOUGLAS
Model
MD-80
Registration
N490AA
FAR Part
091
Engines
2
Damage
—
Conditions
Light
NBRT
Weather
VMC
Probable cause
THE FAILURE OF THE CONTROLLER TO CLARIFY THE CONFUSING COMMUNICATIONS, TO CORRECT THE PILOT'S MISINTERPRETATION OF THE INSTRUCTIONS BEING GIVEN, AND THE FAILURE OF THE SUPERVISOR TO PROPERLY MONITOR THE SITUATION. FACTORS RELATED TO THE INCIDENT WERE THE PILOT'S MISINTERPRETATION OF THE CLEARANCE, THE CONTROLLERS EXPECTANCY AND AURAL PERCEPTION OF THE COMMUNICATIONS.