NTSB CAROL · Event
Event SEA78DYK03
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
HILLER ACFT UH12E · N116HA
Damage
Destroyed
Craft type
Balloon
Classification
Accident
Light condition
Dawn
Weather
VMC
Phase of flight
D4
Operator type
Public use
Kind of flying
CY
Weather at impact
Sky
SCATTERED-BELOW 1000 FEET
Wind
225° / 6 kt
Temp
55° F
Aircraft history
Serial number
000000HA3016
Total time
900 hrs
Pilot
Certificate
Commercial
Total hours
3,800
Age
37
Probable cause (from PRE1982.MDB)
ED,LINE REBOUNDED INTO TAIL ROTOR.
Investigator remarks
LIFTING CRABPOTS W/NYLON LINE,GRAPNEL HOOK SLIPP
Cause factors
- 84/C/D C MISCELLANEOUS FOREIGN OBJECT DAMAGE Cause
- 88/J/88 J MISCELLANEOUS ACTS,CONDITIONS AIRCRAFT CAME TO REST IN WATER 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 4072.
Source file
NTSB_1977_3_4072.txt.
Modern CAROL record on
data.ntsb.gov ↗.
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