NTSB CAROL · Event
Event UNK64X4214
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
AERO COMM 560E · N6222B
Damage
Substantial
Craft type
Airplane
Classification
Accident
Light condition
Dawn
Weather
IMC
Phase of flight
Cruise — descent (EF)
Operator type
D
Airport
DANNELLY FIELD
Kind of flying
B2
Weather at impact
Sky
OVERCAST
Aircraft history
Total time
1,738 hrs
Pilot
Certificate
Commercial — instrument
Total hours
1,117
Age
55
Probable cause (from PRE1982.MDB)
AND PISTON.
Investigator remarks
IMPROPER CLEARNACE BETWEEN RETRACT CYLINDER END
Cause factors
- 68/A/D0 A PERSONNEL IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL) Cause — pilot/personnel action
- 68/A/D4 A PERSONNEL INADEQUATE INSPECTION OF AIRCRAFT (MAINTENANCE PERSONNEL) Cause — pilot/personnel action
- 70/A/CM A AIRFRAME GEAR LOCKING MECHANISM Cause — pilot/personnel action
- 88/A/47 A MISCELLANEOUS ACTS,CONDITIONS IMPROPER ALIGNMENT/ADJUSTMENT Cause — pilot/personnel action
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 3077.
Source file
NTSB_1964_3_3077.txt.
Modern CAROL record on
data.ntsb.gov ↗.
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