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Atlas / NTSB / CHI85FA301

NTSB CAROL · Event

Event CHI85FA301

1985-07-20 BROOK, Indiana, United States Airport · II04 Fatal 1 aircraft Status: Completed

Aircraft involved

Factual narrative

THE HELICOPTER CONTACTED THE TERRAIN IN A FLAT ATTITUDE AND ROLLED OVER DURING AN AUTOROTATIVE LANDING. A WITNESS STATED AN AUTOROTATION WAS ENTERED AT 800 FT AGL DURING WHICH THE PLT MADE A 360 DEG DESCENDING TURN. AN APPLICATION OF PWR WAS HEARD AT AN ALT OF APRX 300 FT AGL, HOWEVER, THE ACFT CONTACTED THE TERRAIN BEFORE A FULL RECOVERY WAS MADE. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1985_CHI85FA301.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.