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Atlas / NTSB / DEN83LTI01

NTSB CAROL · Event

Event DEN83LTI01

1982-10-02 MANHATTAN, Montana, United States None 1 aircraft Status: Completed

Aircraft involved

Factual narrative

BATTERY FAILED BECAUSE IT HAD NOT BEEN CHARGED. NO ON BOARD CHARGING PROVISION. ELECTRIC PUMP COULD NOT OPERATE WITHOUT ELECTRICITY. NO FUEL TO ENGINE. DURING AN AUTOROTATIVE LANDING, THE TAIL ROTOR WAS DAMAGED. WITH NO TAIL ROTOR CONTROL, THE HELICOPTER SLID SIDEWAYS AFTER TOUCHDOWN AND ROLLED OVER. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1982_DEN83LTI01.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.

Related research

What the literature says.

Academic papers and agency reports matching this event's aircraft type. Sourced from NASA NTRS, NTSB Safety Studies, FAA CAMI, AOPA Air Safety Institute, Embry-Riddle Scholarly Commons, arXiv, and the Semantic Scholar academic graph.

Browse the full corpus — academia portal ↗