NTSB CAROL · Event
Event OAK66A0053
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 PA-30 · N7440Y
Damage
Destroyed
Craft type
Airplane
Classification
Accident
Light condition
Dawn
Weather
VMC
Phase of flight
D1
Operator type
D
Airport
BIDWELL
Kind of flying
A0
Weather at impact
Sky
BROKEN
Wind
200° / 6 kt
Temp
78° F
Aircraft history
Total time
462 hrs
Pilot
Certificate
Flight instructor (CFI)
Total hours
527
Age
23
Probable cause (from PRE1982.MDB)
PROP FEATHERED,ENTER A FLAT SPIN,AND CRASH.
Investigator remarks
WITNESSES SAW N7440Y APPROACH A STALL WITH NO.2
Cause factors
- 88/A/85 A MISCELLANEOUS ACTS,CONDITIONS SIMULATED CONDITIONS Cause — pilot/personnel action
- 64/B/23 B PILOT IN COMMAND IMPROPER OPERATION OF FLIGHT CONTROLS
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 0473.
Source file
NTSB_1966_2_0473.txt.
Modern CAROL record on
data.ntsb.gov ↗.
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