NTSB CAROL · Event
Event ERA11LA395
Aircraft involved
Probable cause & findings
A total loss of engine power due to carburetor icing.
Factual narrative
On July 9, 2011, about 1215 eastern daylight time, a Canadian-registered Fokker DR-1, C-GDRI, was substantially damaged following loss of engine power and forced landing in a corn field at Geneseo, New York. The private pilot was not injured. The experimental, amateur-built airplane was registered to and operated by the Ontario Aviation Historical Society under the provisions of 14 Code of Federal Regulations Part 91 as an aerial demonstration flight. Visual meteorological conditions prevailed and no flight plan was filed. The local flight originated from Geneseo Airport (D52), Geneseo, New York about 1200. The pilot reported the following. He was participating in an airshow at the Geneseo Airport. While maneuvering on the mid-field downwind leg for runway 5, about 600 feet above ground level, the engine lost power. He was unable to regain engine power so he prepared for a forced landing in a corn field. During the landing, the airplane flipped over and the wings and fuselage sustained structural damage. An inspector with the Federal Aviation Administration responded to the accident site and inspected the wreckage. A cursory examination of the engine revealed no obvious reasons for the engine power loss. The operator reported that the airplane took off with about 15 gallons of fuel on board. The wreckage was subsequently recovered to the Great War Flying Museum facilities in Ontario, Canada where a detailed examination of the engine was performed under the supervision of an investigator from the Transportation Safety Board of Canada. After repair of impact-related damage, the engine was re-installed on the airframe and the airframe was secured to a dolly. A test propeller was installed on the engine. The engine was started and the throttle was advanced to 2,200 rpm. The engine ran "flawlessly." The engine was shut down and a second run was attempted. The second engine run was uneventful and the engine did not lose power or run roughly. The temperature and dew point at the time of the accident were 70 degrees F and 59 degrees F, respectively. According to the carburetor icing chart found in the FAA Special Airworthiness Information Bulletin CE-09-35, the airplane was operated in conditions conducive to serious icing at glide power at the time of the accident. The pilot was maneuvering the airplane about 600 feet above ground level during an airshow. The engine lost power, the pilot attempted a forced landing in a corn field, and the airplane flipped over. The pilot reported that he completed the engine power-loss checks after the engine lost power. After recovery of the wreckage, impact-related engine damage was repaired and the engine was reinstalled on the airframe. Two test runs were completed, and the engine ran normally during both runs. The airplane was being operated in conditions conducive to serious carburetor icing at glide power at the time of the accident. Source: NTSB Aviation Accident Database Retrieved: 2026-02-12
NTSB Findings
Hierarchical cause / factor breakdown from the FAA bulk avdata database. Each finding tagged C (Cause) or F (Factor).
- C Environmental issues-Conditions/weather/phenomena-Temp/humidity/pressure-Conducive to carburetor icing-Effect on operation - C
Verbatim from NTSB's published report. Source file
NTSB_2011_ERA11LA395.txt.
Findings + structured fields enriched from FAA avall.mdb.
Full investigation docket on
data.ntsb.gov ↗.
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Related research
What the literature says.
Academic papers and agency reports matching this event's aircraft type or causal vocabulary (icing, 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.
- arXiv 2023 · arXiv preprint
Variation of Critical Crystallization Pressure for the Formation of Square Ice in Graphene Nanocapillaries
Two-dimensional square ice in graphene nanocapillaries at room temperature is a fascinating phenomenon and has been confirmed experimentally.
- arXiv 2022 · arXiv preprint
Enhanced Prediction of Three-dimensional Finite Iced Wing Separated Flow Near Stall
Icing on three-dimensional wings causes severe flow separation near stall. Standard improved delayed detached eddy simulation (IDDES) is unable to correctly predict the separating reattaching flow due…
- NASA NTRS 2019 · Contractor Report (CR)
An Evaluation of an Analytical Simulation of an Airplane with Tailplane Icing by Comparison to Flight Data
This report presents the assessment of an analytical tool developed as part of the NASA/FAA Tailplane Icing Program. The analytical tool is a specialized simulation program called TAILSM4 which was de…
- NASA NTRS 2019 · Technical Publication (TP)
NASA/FAA Tailplane Icing Program: Flight Test Report
This report presents results from research flights that explored the characteristics of an ice-contaminated tailplane using various simulated ice shapes attached to the leading edge of the horizontal …
- NASA NTRS 2019 · Other
[Tail Plane Icing]
The Aviation Safety Program initiated by NASA in 1997 has put greater emphasis in safety related research activities. Ice-contaminated-tailplane stall (ICTS) has been identified by the NASA Lewis Icin…
- Embry-Riddle Scholarly Commons 2019 · Journal article (IJAAA)
Airport Policing in Pakistan: Structure, Training, and Issue
Airports are strategically and economically important installations of any country. Airports are the gateway of any country and any incidents at these gateways may harm the very aspects of a country i…
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