NTSB CAROL · Event
Event ANC79DAG46
Registry · N91304
FAA Aircraft Registry record.
Make / Model
CESSNA 180H
Year of manufacture
1969 · 10 years old at event
Engine
CONT MOTOR O-470 SERIES (230 hp)
Seats / Engines
6 seats · 1 engine
Last airworthiness date
19690404
ADS-B equipped
Yes — Mode-S ACA445
Registrant of record
MH AVIATION INC
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
CESSNA 180 · N91304
Damage
Substantial
Craft type
Airplane
Classification
Accident
Light condition
Dawn
Weather
VMC
Phase of flight
Cruise — descent (EF)
Operator type
D
Airport
BETHEL SPB
Kind of flying
B2
Weather at impact
Sky
OVERCAST
Aircraft history
Serial number
000018052040
Total time
4,100 hrs
Pilot
Certificate
Commercial
Total hours
12,000
Age
53
Probable cause (from PRE1982.MDB)
ICE.
Investigator remarks
FROZEN RIVER DESIGNATED AS SEAPLANE BASE.HOLE IN
Cause factors
- 80/A/BJ A AIRPORTS/AIRWAYS/FACILITIES HIDDEN HAZARD Cause — pilot/personnel action
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 0648.
Source file
NTSB_1979_3_0648.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
A Miniaturized Broadband 1-Bit Coding Reconfigurable Intelligent Surface for NLOS UE Localization and Uplink Communication
In this paper, a broadband 1-bit coding metasurface-based reconfigurable intelligent surface (RIS) is presented. The unit cell of the metasurface consists of a wide dipole modified with interdigital c…
- arXiv 2024 · arXiv preprint
Distilling Tiny and Ultra-fast Deep Neural Networks for Autonomous Navigation on Nano-UAVs
Nano-sized unmanned aerial vehicles (UAVs) are ideal candidates for flying Internet-of-Things smart sensors to collect information in narrow spaces.
- arXiv 2024 · arXiv preprint
A flexured-gimbal 3-axis force-torque sensor reveals minimal cross-axis coupling in an insect-sized flapping-wing robot
The mechanical complexity of flapping wings, their unsteady aerodynamic flow, and challenge of making measurements at the scale of a sub-gram flapping-wing flying insect robot (FIR) make its behavior …
- Embry-Riddle Scholarly Commons 2024 · Conference paper
Integrated Propulsion and Control of Rotorcraft
RESEARCH OBJECTIVE OVERVIEW The Eagle Flight Research Center (EFRC) at Embry-Riddle Aeronautical University (ERAU) is investigating the handling qualities of failure modes of multi-rotors employing di…
- NASA NTRS 2023 · Presentation
Subsonic Single Aft Engine (SUSAN) Flight Deck Experiment: Throttle and Engine Display Concepts
NASA is developing a new hybrid-electric aircraft concept called the SUbsonic Single Aft eNgine (SUSAN) Electrofan. The SUSAN airplane is being designed as a 180-passenger commercial regional jet and …
- Embry-Riddle Scholarly Commons 2023 · Conference paper
The Value of Strong Partnerships to Build a Successful Aviation Maintenance Career Pathway Program for Transitioning Military Service Members
The aerospace industry is competing with other industries for a qualified workforce, and many of those competing industries are investing heavily in creating workforce development pipelines.
Browse the full corpus — academia portal ↗