NTSB CAROL · Event
Event MKC75FCA32
Registry · N2314Z
FAA Aircraft Registry record.
Make / Model
ZIPLINE INTERNATIONAL INC P2 ZIP PROTO
ADS-B equipped
Yes — Mode-S A20F33
Registrant of record
ZIPLINE INTERNATIONAL 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
BEECH 23 · N2314Z
Damage
Substantial
Craft type
Airplane
Classification
Accident
Light condition
Dawn
Weather
VMC
Phase of flight
Takeoff — initial climb (C1)
Operator type
D
Airport
SPIRIT ST LOUIS
Kind of flying
B2
Weather at impact
Sky
SCATTERED-ABOVE 1000 FEET
Aircraft history
Serial number
000000000M48
Total time
1,735 hrs
Pilot
Certificate
Commercial — instrument
Total hours
116
Age
26
Probable cause (from PRE1982.MDB)
IN RAIN 6/1/75-6/4/75 WITH RAG STUFFED IN OPENING
Investigator remarks
LOST L FUEL CAP INFLT 6/1/75 ACFT PARKED OUTSIDE
Cause factors
- 64/C/33 C PILOT IN COMMAND EXERCISED POOR JUDGMENT Cause
- 64/C/34 C PILOT IN COMMAND OPERATED CARELESSLY Cause
- 88/C/31 C MISCELLANEOUS ACTS,CONDITIONS BOGUS PART Cause
- 88/C/87 C MISCELLANEOUS ACTS,CONDITIONS WATER IN FUEL Cause
- 64/B/25 B PILOT IN COMMAND IMPROPER LEVEL OFF
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 1554.
Source file
NTSB_1975_3_1554.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.
- 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…
- Flight Safety Foundation 2024 · FSF / AeroSafety World
Helicopter Safety Performance Data 2023
Foundation 2023 helicopter safety performance data — global accident rates by mission profile (HEMS, off-shore oil, air-tour, agricultural, news/utility).
- Embry-Riddle Scholarly Commons 2024 · Journal article (IJAAA)
Exploring the atmospheric and weather conditions for hoar frost formation at OR Tambo International Airport: A case study of ground aircraft icing events for the period 2017-2023.
Ground aircraft icing has an adverse effect on the aerodynamic performance of aircrafts as well as the efficient operations of airlines and airports.
- NASA NTRS 2023 · Presentation
NASA Icing Overview 2023
This presentation summarizes NASA icing research for an invited talk to be presented on June 22, 2023, at the SAE International Conference on Icing of Aircraft, Engines, and Structures.
- Flight Safety Foundation 2023 · FSF / AeroSafety World
Controlled Flight Into Terrain (CFIT) — A 2023 Industry Refresh
Foundation 2023 CFIT data refresh — three decades after the original CFIT Task Force eliminated >95% of air-carrier CFIT, the GA + Part 135 communities still account for most CFIT fatalities.
- Embry-Riddle Scholarly Commons 2023 · Industry report (AQRR)
Airline Quality Rating 2023
The Airline Quality Rating (AQR) was developed and first announced in early 1991 as an objective method for assessing airline quality on combined multiple performance criteria.
Browse the full corpus — academia portal ↗