NTSB CAROL · Event
Event SEA81DYA27
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
AEROSPATLE SA316B · N84850
Damage
Substantial
Craft type
Balloon
Classification
Accident
Light condition
Dawn
Weather
VMC
Phase of flight
D4
Operator type
E
Kind of flying
CJ
Weather at impact
Sky
CLEAR
Wind
270° / 15 kt
Aircraft history
Serial number
000000002229
Total time
2,450 hrs
Pilot
Certificate
Commercial
Total hours
4,560
Age
36
Probable cause (from PRE1982.MDB)
5,WORN EXCESSIVELY.
Investigator remarks
TEETH OF SPLINED COUPLING GEAR,PN 3130-567-12-00
Cause factors
- 68/C/D0 C PERSONNEL IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL) Cause
- 78/C/BG C ROTORCRAFT TAIL ROTOR DRIVE SHAFT ASSEMBLY Cause
- 88/C/80 C MISCELLANEOUS ACTS,CONDITIONS LACK OF LUBRICATION-SPECIFIC PART,NOT SYSTEM 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 2664.
Source file
NTSB_1981_3_2664.txt.
Modern CAROL record on
data.ntsb.gov ↗.
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