NTSB CAROL · Event
Event CHI77DEA04
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-28 · N5599F
Damage
Substantial
Craft type
Airplane
Classification
Accident
Light condition
Dusk
Weather
VMC
Phase of flight
EE
Operator type
D
Airport
HAPPS
Kind of flying
A0
Weather at impact
Sky
CLEAR
Wind
240° / 9 kt
Aircraft history
Serial number
000028-24877
Total time
2,725 hrs
Pilot
Certificate
Flight instructor (CFI)
Total hours
777
Age
54
Probable cause (from PRE1982.MDB)
ACFT ON GD THRU UNICOM.INSTRUMENT INSTRUCTION FLT.
Investigator remarks
ARPT NOT LIGHTED.PLT BEING ADVISED ON APCH FROM
Cause factors
- 66/A/28 A DUAL STUDENT Cause — pilot/personnel action
- 66/A/20 A DUAL STUDENT Cause — pilot/personnel action
- 67/A/30 A CHECK PILOT Cause — pilot/personnel action
- 68/J/K9 J PERSONNEL OTHER Joint 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 3501.
Source file
NTSB_1976_3_3501.txt.
Modern CAROL record on
data.ntsb.gov ↗.
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