NTSB CAROL · Event
Event CHI86FA100
Aircraft involved
Factual narrative
AN INSTRUCTOR PLT (CFI/CFII) & HIS STUDENT (PVT SINGLE ENG RATED PLT) WERE ON AN INSTRUCTIONAL FLT IN A CESSNA 172, N72MA. THE STUDENT HAD RECENTLY BEEN TAKING INSTRUMENT FLT TRAINING & HAD A HOOD FOR USE ON THIS FLT. PRIOR TO THE ACDNT, THE CESSNA 172 WAS PROCEEDING GENERALLY ON A SE HDG AS IF TO INTERCEPT THE ILS RWY 10 LOCALIZER FOR THE DU PAGE ARPT. AT ABOUT THE SAME TIME, A CESSNA 206, N2544X, WAS PROCEEDING INBOUND TWD THE DU PAGE ARPT FROM THE WEST AT AN ALT OF 2500 FT MSL. SUBSEQUENTLY, THE TWO ACFT CONVERGED & COLLIDED ABOUT 2 MI WEST OF THE OUTER MARKER/FINAL APCH FIX & APRX 1/4 MI SOUTH OF THE LOCALIZER COURSE LINE. THE MIN ALT FOR THE ILS APCH IN THAT AREA WAS 2600 FT MSL UNTIL INTER- CEPTING THE GLIDE SLOPE. DURING THE ACDNT, THE NOSE GEAR OF THE CESSNA 206 & THE EMPENNAGE OF THE CESSNA 172 COLLIDED. THE CESSNA 172 WENT OUT OF CONTROL & CRASHED IN A STEEP DSCNT. THE CESSNA 206 CONTINUED FLYING & WAS LANDED WITHOUT A NOSE GEAR. NEITHER FLT HAD REQUESTED NOR WERE PROVIDED RADAR SEPN. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12
Verbatim from NTSB's published report. Source file
NTSB_1986_CHI86FA100.txt.
Findings + structured fields enriched from FAA avall.mdb.
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