NTSB CAROL · Event
Event MKC79FCA02
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
BELL 47J-2 · N4989T
Damage
Substantial
Craft type
Balloon
Classification
Accident
Light condition
Dawn
Weather
VMC
Phase of flight
EB
Operator type
E
Airport
DOWNTOWN HELIPORT
Kind of flying
DY
Weather at impact
Sky
CLEAR
Aircraft history
Serial number
000000001857
Total time
4,472 hrs
Pilot
Certificate
Commercial
Total hours
4,825
Age
31
Cause factors
- 74/C/KA C POWERPLANT POWERPLANT FAILURE FOR UNDETERMINED REASONS 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 3903.
Source file
NTSB_1978_3_3903.txt.
Modern CAROL record on
data.ntsb.gov ↗.
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