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Atlas / NTSB / MKC70DCD02

NTSB CAROL · Event

Event MKC70DCD02

1970-01-10 WEST LIBERTY, Iowa, United States None 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

PIPER PA-22 · N7125B

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

DC

Operator type

D

Kind of flying

DK

Weather at impact

Sky

UNKNOWN/NOT REPORTED

Temp

26° F

Aircraft history

Serial number

0000022-4343

Total time

2,059 hrs

Pilot

Certificate

Commercial — instrument

Total hours

159

Age

27

Probable cause (from PRE1982.MDB)

UNTING FOXES.

Investigator remarks

OPENED THROTTLE TOO SUDDENLY AFTER GLIDE WHILE H

Cause factors

  • 64/C/21 C
    PILOT IN COMMAND IMPROPER OPERATION OF POWERPLANT & POWERPLANT CONTROLS Cause
  • 88/C/34 C
    MISCELLANEOUS ACTS,CONDITIONS ENGINE LOADED UP Cause
  • 83/K/B K
    TERRAIN SNOW-COVERED 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 0312. Source file NTSB_1970_3_0312.txt. Modern CAROL record on data.ntsb.gov ↗.