NTSB CAROL · Event
Event CHI03LA091
Registry · N96033
FAA Aircraft Registry record.
Make / Model
CHRISTEN INDUSTRIES INC A-1
Year of manufacture
1990 · 13 years old at event
Engine
LYCOMING O&VO-360 SER (180 hp)
Seats / Engines
2 seats · 1 engine
Last airworthiness date
19900319
ADS-B equipped
Yes — Mode-S AD5F03
Registrant of record
SULLIVAN LEO W
Source: FAA Aircraft Registry (releasable master file).
Aircraft involved
Probable cause & findings
The pilot’s inadequate compensation for wind and his failure to maintain directional control of the airplane which resulted in a ground loop. A factor associated with the accident was the gusty crosswind condition.
Factual narrative
On March 8, 2003, at 1017 central standard time, an Aviat, A-1 Husky, N96033, experienced a landing gear collapse following a loss of directional control while landing on runway 12R (6,997 feet by 100 feet, asphalt) at the St. Louis Downtown Airport (CPS), Cahokia, Illinois. The private pilot and passenger were not injured. The airplane was substantially damaged. The 14 CFR Part 91 personal flight was operating in visual meteorological conditions without a flight plan. The flight originated from Creve Coeur, Missouri, at 0945. The pilot reported the wind shifted during the landing and the airplane swerved on the runway. He stated he added a little power to straighten out the airplane, but he "ran out" of aileron authority. The airplane continued off the runway where the landing gear collapsed. The local winds reported at CPS, at 0853, were 180 degrees at 11 knots, gusting to 16 knots. At 0953, the winds were 180 degrees at 9 knots, gusting to 18 knots, and at 1053, the winds were from 200 degrees at 15 knots, gusting to 22 knots. According to the Aviat, the maximum demonstrated crosswind component for the A-1 Husky is 15 miles per hour. The airplane experienced a landing gear collapse following a loss of directional control while landing on runway 12R at the St. Louis Downtown Airport, Cahokia, Illinois. The pilot reported the wind shifted during the landing and the airplane swerved on the runway. He stated he added a little power to straighten out the airplane, but he "ran out" of aileron authority. The airplane continued off the runway where the landing gear collapsed. The local winds reported at CPS, at 0853, were 180 degrees at 11 knots, gusting to 16 knots. At 0953, the winds were 180 degrees at 9 knots, gusting to 18 knots, and at 1053, the winds were from 200 degrees at 15 knots, gusting to 22 knots. The maximum demonstrated crosswind component for the airplane is 15 miles per hour. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12
Verbatim from NTSB's published report. Source file
NTSB_2003_CHI03LA091.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. Sourced from NASA NTRS, NTSB Safety Studies, FAA CAMI, AOPA Air Safety Institute, Embry-Riddle Scholarly Commons, arXiv, and the Semantic Scholar academic graph.
- NASA NTRS 2019 · Conference Paper
Transonic Experimental Observations of Abrupt Wing Stall on an F/A-18E Model (Invited)
A transonic wind tunnel test of an 8% F/A-18E model was conducted in the NASA Langley Research Center (LaRC) 16 ft Transonic Tunnel (16-ft TT) to investigate on-surface flow physics during stall.
- Embry-Riddle Scholarly Commons 2022 · Faculty research project
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- Embry-Riddle Scholarly Commons 2021 · Journal article (JAAER)
Can Backward-Chained, Ab-Initio Pilot Training Decrease Time to First Solo?
Flight simulation has made progressively significant inroads into pilot training at all levels of a pilot’s career – typically starting with training for the Instrument rating in light aircraft and co…
- Embry-Riddle Scholarly Commons 2020 · Conference paper
Backwards Chaining – Accelerating Solo Flight Training
Flight simulation has made progressively significant inroads into pilot training at all levels of a pilot’s career – typically starting with training for the Instrument rating in light aircraft and co…
- NASA NTRS 2019 · Conference Paper
Transonic Experimental Observations of Abrupt Wing Stall on an F/A-l8E Model
A transonic wind tunnel test of an 8% F/A-18E model was conducted in the NASA Langley Research Center (LaRC) 16 ft Transonic Tunnel (16-ft TT) to investigate on-surface flow physics during stall.
- Embry-Riddle Scholarly Commons 2018 · Conference paper
Implementing Immersive Virtual Reality in an Aviation/Aerospace Teaching and Learning Paradigm
The ubiquity of computing technology has revolutionized the workplace and has also had a significant impact on education. The use of interactive simulations based on virtual reality (VR), augmented re…
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