CHI00LA008
1999-10-13 · EAST TROY, Wisconsin, United States · None · 1 aircraft · Status: Completed
Airport 57C
Current FAA registration · N7941F
- Make / Model
- CESSNA 150F
- Year of manufacture
- 1966 · 33 years old at event
- Engine
- CONT MOTOR 0-200 SERIES (100 hp)
- Seats / Engines
- 2 seats · 1 engine
- Last airworthiness date
- 19660507
- ADS-B equipped
- Yes — Mode-S AAC962
Source: FAA Aircraft Registry (releasable master file).
Aircraft involved
Probable cause & findings
the pilot not maintaining directional control and not obtaining a proper climb rate. Factors were the gusts, and the ground loop that was encountered. A finding was the pilot atempted a go-around.
Factual narrative
On October 13, 1999, at 0820 central daylight time, a Cessna 150F, N7941F, piloted by a student pilot, sustained substantial damage on impact with terrain during a go around from runway 26 (3,900 feet X 75 feet, dry/asphalt) at East Troy Municipal Airport, East Troy, Wisconsin. The local solo instructional flight was operating under 14 CFR Part 91. Visual meteorological conditions prevailed at the time of the accident. The pilot sustained no injuries. The flight originated from East Troy Municipal Airport at 0735. The pilot was performing crosswind takeoffs and landings at the time of the accident. In his written statement, the pilot said that he checked weather and preflighted the airplane at 0715. He stated that he departed runway 26 to practice crosswind takeoffs and landings. He said that he completed two full stop landings. The pilot stated that he aborted the third and that he realized the winds had "...picked up somewhat with occasional gusts on the third approach." He said about his last approach that "...everything appeared normal on crossing [the] threshold of runway 26." He stated, "at flare/touchdown a gust caused the aircraft to become airborne and turn to the left." The pilot said that he applied power to attempt a go around. He stated that the "aircraft continued [its] left turn, [and] then began descending." He said that the left main landing gear contacted the ground, which caused the aircraft to ground loop. The pilot stated the, "aircraft came to rest facing north in the center of the grass runway 18/36." The pilot listed the nose gear, right main landing gear, propeller, engine mount, both outboard wing tips, and horizontal stabilizer as airplane damage. A Federal Aviation Administration inspector performed an on-scene examination of the accident airplane. The examination did not reveal any preimpact anomalies. The student reported to the inspector that the airplane was operating normally. At 0756, the General Mitchell International Airport, Milwaukee, Wisconsin weather observation was: Wind 350 degrees at 9 knots; visibility 10 statute miles; sky condition broken 2,200 feet overcast 4,900 feet; temperature 12 degrees C; dew point 7 degrees C; altimeter 29.86 inches of mercury. At 0856, the General Mitchell International Airport, Milwaukee, Wisconsin weather observation was: Wind 340 degrees at 13 knots gusts to 20 knots; visibility 10 statute miles; sky condition overcast 2,400 feet; temperature 11 degrees C; dew point 6 degrees C; altimeter 29.88 inches of mercury. The pilot completed two full stop solo landings on runway 26 and aborted the third. He realized the winds had '...picked up somewhat with occasional gusts on the third approach.' He stated about his last approach that 'at flare/touchdown a gust caused the aircraft to become airborne and turn to the left.' The pilot said he applied power to attempt a go around and the 'airplane continued [its] left turn, [and] then began descending.' He said the left main landing gear contacted the ground, which caused the aircraft to ground loop and the 'aircraft came to rest facing north in the center of the grass runway 18/36.' The pilot listed damage to the nose gear, right main landing gear, propeller, engine mount, both outboard wing tips, and horizontal stabilizer. An on-scene examination of the accident airplane did not reveal any preimpact anomalies. Wind at General Mitchell International Airport, Milwaukee, Wisconsin was 340 degrees at 13 knots gusts to 20 knots. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12
Verbatim from NTSB's published report. Source file
NTSB_1999_CHI00LA008.txt.
Findings + structured fields enriched from FAA avall.mdb.
Full investigation docket on
data.ntsb.gov ↗.
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Related research
Matched on aircraft type or causal vocabulary (go-around). All research papers
- NASA NTRS 2025 · Conference Paper A Training Study to Improve Monitoring During A Go-Around
As part of an FAA program to improve go-around (GA) safety, we were asked to determine if we could improve the performance of the Pilot Monitoring (PM) during a GA maneuver.
- Flight Safety Foundation 2024 · FSF / AeroSafety World Go-Around Safety Forum Findings
Foundation Go-Around Safety Forum technical findings — examines why pilots fail to execute go-arounds when criteria are met (stabilized approach gate not met, energy state out of envelope, traffic con…
- Semantic Scholar 2022 · Article (Journal of Safety Research) Go-around accidents and general aviation safety.
INTRODUCTION Changes in General Aviation (GA) accident rates, specifically in the go-around phase, are examined by comparing the number of accidents, the proportion of fatal accidents, and the proport…
- Semantic Scholar 2021 · Article (Aerospace) Classification and Analysis of Go-Arounds in Commercial Aviation Using ADS-B Data
Go-arounds are a necessary aspect of commercial aviation and are conducted after a landing attempt has been aborted. It is necessary to conduct go-arounds in the safest possible manner, as go-arounds …
- NASA NTRS 2021 · Accepted Manuscript (Version with final changes) Go-Around Criteria Refinement for Transport Category Aircraft
Presently, airline pilots are trained to go around if, when lower than 500 ft above the ground, they are outside of a handful of parameters such as airspeed, position, and rate of descent.
- NASA NTRS 2019 · Conference Paper Validation of Proposed Go-Around Criteria Under Various Environmental Conditions
This paper evaluates the effects of environmental conditions on touchdown performance under varying approach states and validates proposed go-around criteria developed using data from a previously con…