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Atlas / NTSB / DEN87LA116

NTSB CAROL · Event

Event DEN87LA116

1987-04-30 GREELEY, Colorado, United States Airport · GXY None 1 aircraft Status: Completed

Aircraft involved

Factual narrative

THE PLT DEPARTED WITH FULL FUEL IN THE ACFT TO PRACTICE AERIAL SPRAYING TECHNIQUES. AFTER 45 MINS OF PRACTICE HE RETURNED TO THE ARPT FOR LANDING. HE SAID THAT PRIOR TO ENTERING THE TRAFFIC PATTERN HE SWITCHED FROM THE HALF-FULL RIGHT TANK TO THE FULL LEFT TANK. THREE MINS LATER, WHILE ON THE DOWNWIND LEG AT 300-400 FT AGL, THE ENG LOST PWR. THE PLT SAID HE WAS TOO LOW TO LOOSEN HIS SHOULDER HARNESS AND FEEL THE FUEL SELECTOR BUT HE VISUALLY CHECKED IT AND IT APPEARED TO BE POSITIONED CORRECTLY. HE SAID HE APPLIED CARB HEAT AND TURNED THE BOOST PUMP ON BUT PWR WAS NOT RESTORED. THE PLT ATTEMPTED TO LAND IN AN OPEN FIELD ADJOINING THE ARPT BUT INADVERTENTLY STALLED THE ACFT ABOUT 20 FT AGL AND CRASHED. INVESTIGATION DISCLOSED NO EVIDENCE OF MECHANICAL FAILURE/MALFUNCTION OF ACFT OR ENG. FUEL WAS PRESENT IN TANKS AND LINES. ENG WAS LATER TEST RUN WITHOUT DIFFICULTY. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1987_DEN87LA116.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 or causal vocabulary (stall). 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 ↗