NTSB CAROL · Event
Event FTW80DRG64
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 47G4A · N4779R
Damage
Substantial
Craft type
Balloon
Classification
Accident
Light condition
Dawn
Weather
VMC
Phase of flight
D4
Operator type
D
Kind of flying
DY
Weather at impact
Sky
CLEAR
Wind
180° / 5 kt
Aircraft history
Serial number
000000007665
Total time
5,742 hrs
Pilot
Certificate
Commercial
Total hours
879
Age
21
Probable cause (from PRE1982.MDB)
232-9,FAILED.HOVERING OVR WTR FOR PAX PICK-UP.
Investigator remarks
HERDING CATTLE.TAIL ROTOR DRIVE SHAFT,PN 47-644-
Cause factors
- 78/A/BG A ROTORCRAFT TAIL ROTOR DRIVE SHAFT ASSEMBLY Cause — pilot/personnel action
- 88/A/95 A MISCELLANEOUS ACTS,CONDITIONS MATERIAL FAILURE Cause — pilot/personnel action
- 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 2301.
Source file
NTSB_1980_3_2301.txt.
Modern CAROL record on
data.ntsb.gov ↗.
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