NTSB CAROL · Event
Event UNK64X3889
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
PIPER PA11 · N4801M
Damage
Substantial
Craft type
Airplane
Classification
Accident
Light condition
Dawn
Weather
VMC
Phase of flight
Cruise — descent (EF)
Operator type
D
Kind of flying
B2
Weather at impact
Sky
CLEAR
Aircraft history
Total time
2,673 hrs
Pilot
Certificate
Commercial — instrument
Age
38
Cause factors
- 64/C/22 C PILOT IN COMMAND IMPROPER OPERATION OF BRAKES AND/OR FLIGHT CONTROLS Cause
- 88/K/94 K MISCELLANEOUS ACTS,CONDITIONS OVERLOAD FAILURE Joint factor
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 2838.
Source file
NTSB_1964_3_2838.txt.
Modern CAROL record on
data.ntsb.gov ↗.
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