NTSB CAROL · Event
Event CHI90IA044
Aircraft involved
Probable cause & findings
INADEQUATE SNOW REMOVAL BY AIRPORT PERSONNEL.
Factual narrative
A SNOW STORM & SNOW REMOVAL OPERATIONS WERE IN PROGRESS. CREW REPORTED BRAKING ACTION FAIR-TO-GOOD FIRST 2/3 OF RWY BUT DETERIORATING TO NIL APPROACHING DEPARTURE END. WHILE ATTEMPTING TO TURN OFF RWY ALL BRAKING WAS LOST & AIRCRAFT SKIDDED OFF DEPARTURE END COLLIDING WITH BLAST FENCE AND LOCALIZER ANTENNA. THE LAST 1/3 OF THE RWY HAD BEEN PREVIOUSLY SANDED ABOUT 1 HOUR PRIOR TO THE INCIDENT. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12
Verbatim from NTSB's published report. Source file
NTSB_1989_CHI90IA044.txt.
Findings + structured fields enriched from FAA avall.mdb.
Full investigation docket on
data.ntsb.gov ↗.
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