NTSB CAROL · Event
Event MIA71FLA39
Registry · N5J
FAA Aircraft Registry record.
Make / Model
RANS S-1C
Year of manufacture
1966 · 5 years old at event
Engine
LYCOMING O&VO-360 SER (180 hp)
Seats / Engines
1 seats · 1 engine
Last airworthiness date
19810521
ADS-B equipped
Yes — Mode-S A63606
Registrant of record
BUCHER JOHN R
Source: FAA Aircraft Registry (releasable master file).
Aircraft involved
Historical record (pre-1982)
NTSB recorded this accident in the pre-1982 coded-field schema — structured fields rather than free-text narrative. Decoded codes use established NTSB single-letter taxonomies; cause factors remain verbatim pending the Form 6120.4 codebook lookup.
Aircraft
PITTS SIC · N5J
Damage
Substantial
Craft type
Airplane
Classification
Accident
Light condition
Dawn
Weather
VMC
Phase of flight
Cruise — descent (EF)
Operator type
Personal/private
Airport
CRESTVIEW
Kind of flying
DD
Weather at impact
Sky
CLEAR
Wind
160° / 10 kt
Aircraft history
Serial number
000000000300
Total time
8,131 hrs
Pilot
Certificate
Flight instructor (CFI)
Total hours
1,100
Age
28
Probable cause (from PRE1982.MDB)
N ACCORD AC 150/5220.9.BRAKE HOUSING 2-IN ABV GND.
Investigator remarks
AIM A-GEAR RNWY 17-35.PENDANT CABLE NOT MARKED I
Cause factors
- 64/A/20 A PILOT IN COMMAND FAILED TO FOLLOW APPROVED PROCEDURES,DIRECTIVES,ETC. Cause — pilot/personnel action
- 64/A/15 A PILOT IN COMMAND FAILED TO SEE AND AVOID OBJECTS OR OBSTRUCTIONS Cause — pilot/personnel action
- 80/J/BY J AIRPORTS/AIRWAYS/FACILITIES OTHER Joint cause
- 88/J/AQ J MISCELLANEOUS ACTS,CONDITIONS DOWNWIND Joint cause
Decoded against the NTSB Form 6120.4 cause-factor codebook (ct_Pre1982 table). Each row shows the raw triplet, modifier (Cause / Factor / etc.), category, and specific code.
Source: NTSB pre-1982 historical archive. Docket
3 2108.
Source file
NTSB_1971_3_2108.txt.
Modern CAROL record 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.
- arXiv 2026 · arXiv preprint
Optimistic Online LQR via Intrinsic Rewards
Optimism in the face of uncertainty is a popular approach to balance exploration and exploitation in reinforcement learning.
- arXiv 2026 · arXiv preprint
Physics-informed offline reinforcement learning eliminates catastrophic fuel waste in maritime routing
International shipping produces approximately 3% of global greenhouse gas emissions, yet voyage routing remains dominated by heuristic methods.
- NASA NTRS 2026 · Contractor Report (CR)
Icing Physics Studies Using the 3D SIDRM Test Article: 2023 Icing Tests Analysis
In-flight icing is an important safety issue and is a factor that affects aircraft design and performance. Newer regulations are driving a need for improvements in airframe and engine icing simulation…
- arXiv 2026 · arXiv preprint
Impact of Physics-Informed Features on Neural Network Complexity for Li-ion Battery Voltage Prediction in Electric Vertical Takeoff and Landing Aircrafts
The electrification of vertical takeoff and landing aircraft demands high-fidelity battery management systems capable of predicting voltage response under aggressive power dynamics.
- arXiv 2025 · arXiv preprint
Developing Fundamental Diagrams for Urban Air Mobility Traffic Based on Physical Experiments
Urban Air Mobility (UAM) is an emerging application of unmanned aerial vehicles that promises to reduce travel time and alleviate congestion in urban transportation systems.
- arXiv 2025 · arXiv preprint
A Dynamic Coding Scheme to Prevent Covert Cyber-Attacks in Cyber-Physical Systems
In this paper, we address two main problems in the context of covert cyber-attacks in cyber-physical systems (CPS). First, we aim to investigate and develop necessary and sufficient conditions in term…
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