NTSB CAROL · Event
Event SEA70F0097
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
KAMAN HUK-1 · N11012
Damage
Substantial
Craft type
Balloon
Classification
Accident
Light condition
Dawn
Weather
VMC
Phase of flight
DK
Operator type
Part 135 (air taxi/commuter)
Kind of flying
CA
Weather at impact
Sky
CLEAR
Temp
65° F
Aircraft history
Serial number
000000146309
Total time
1,144 hrs
Pilot
Certificate
Commercial
Total hours
2,840
Age
39
Investigator remarks
INFLT FAILURE OF BLADE RETAINER BRACKETS.
Cause factors
- 78/C/C9 C ROTORCRAFT OTHER Cause
- 88/C/94 C MISCELLANEOUS ACTS,CONDITIONS OVERLOAD FAILURE Cause
- 83/B/I B TERRAIN HIGH OBSTRUCTIONS
- 88/K/24 K MISCELLANEOUS ACTS,CONDITIONS JETTISONED LOAD Joint factor
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 4675.
Source file
NTSB_1969_3_4675.txt.
Modern CAROL record on
data.ntsb.gov ↗.
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