NTSB CAROL · Event
Event SEA68A0021
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 47G3B1 · N73916
Damage
Substantial
Craft type
Balloon
Classification
Accident
Light condition
Dawn
Weather
VMC
Phase of flight
D6
Operator type
Public use
Kind of flying
CD
Weather at impact
Sky
CLEAR
Wind
270° / 15 kt
Temp
70° F
Aircraft history
Total time
2,041 hrs
Pilot
Certificate
Commercial
Total hours
2,000
Age
29
Probable cause (from PRE1982.MDB)
LOOSE WATERBAGS STRUCK TAIL ROTOR.
Investigator remarks
PLT FAILED TO CHECK SECURITY OF SIDE RACK CARGO.
Cause factors
- 64/C/29 C PILOT IN COMMAND INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING Cause
- 78/C/AB C ROTORCRAFT TAIL ROTOR BLADES Cause
- 88/C/94 C MISCELLANEOUS ACTS,CONDITIONS OVERLOAD FAILURE Cause
- 64/B/23 B PILOT IN COMMAND IMPROPER OPERATION OF FLIGHT CONTROLS
- 88/L/49 L MISCELLANEOUS ACTS,CONDITIONS SEPARATION IN FLIGHT
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
2 0962.
Source file
NTSB_1967_2_0962.txt.
Modern CAROL record on
data.ntsb.gov ↗.
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