NTSB CAROL · Event
Event MKC71AK030
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-24 · N8908P
Damage
Substantial
Craft type
Airplane
Classification
Accident
Light condition
Dusk
Weather
Marginal VMC
Phase of flight
ED
Operator type
E
Airport
BISMARCK MUNI
Kind of flying
CI
Weather at impact
Sky
OBSCURATION
Wind
080° / 8 kt
Temp
35° F
Aircraft history
Serial number
0000024-4363
Total time
1,587 hrs
Pilot
Certificate
Flight instructor (CFI)
Total hours
3,508
Age
35
Probable cause (from PRE1982.MDB)
T EQUIPPED WITH GLIDE SLOPE IND.
Investigator remarks
DESCENDED BELOW PUBLISHED APCH MINIMUMS. ACFT NO
Cause factors
- 64/A/01 A PILOT IN COMMAND ATTEMPTED OPERATION W/KNOWN DEFICIENCIES IN EQUIPMENT Cause — pilot/personnel action
- 64/A/26 A PILOT IN COMMAND IMPROPER IFR OPERATION Cause — pilot/personnel action
- 82/J/A J WEATHER LOW CEILING Joint cause
- 82/J/C J WEATHER FOG 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 2984.
Source file
NTSB_1970_3_2984.txt.
Modern CAROL record on
data.ntsb.gov ↗.
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