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Atlas / NTSB / CHI81FEK15

NTSB CAROL · Event

Event CHI81FEK15

1981-04-24 WAPAKONETA, Ohio, United States Serious 1 aircraft Status: Completed

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

RICHARDS VARIEZ · N48EZ

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

IMC

Phase of flight

D1

Operator type

D

Kind of flying

B0

Weather at impact

Sky

OVERCAST

Wind

300° / 17 kt

Temp

40° F

Aircraft history

Serial number

000000000297

Total time

232 hrs

Pilot

Certificate

Commercial — instrument

Total hours

457

Age

52

Probable cause (from PRE1982.MDB)

R MIXED ICE 3000 TO 7000FT.ENG FAILED 4000FT.

Investigator remarks

WX BRFG INCLUDED SIGMET INDICATING SEVERE RIME O

Cause factors

  • 64/C/40 C
    PILOT IN COMMAND INITIATED FLIGHT IN ADVERSE WEATHER CONDITIONS Cause
  • 88/C/72 C
    MISCELLANEOUS ACTS,CONDITIONS ICE-CARBURETOR Cause
  • 82/L/G L
    WEATHER CONDITIONS CONDUCIVE TO CARB./INDUCTION SYSTEM ICING
  • 82/L/F L
    WEATHER ICING CONDITIONS-INCLUDES SLEET,FREEZING RAIN,ETC.
  • 88/L/74 L
    MISCELLANEOUS ACTS,CONDITIONS AIRFRAME ICE

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 1520. Source file NTSB_1981_3_1520.txt. Modern CAROL record on data.ntsb.gov ↗.