Atlas / NTSB / CHI74DEE69

NTSB CAROL · Event

Event CHI74DEE69

1974-04-20 HARVARD, Illinois, United States None 1 aircraft Status: Completed

Aircraft involved

N4225M Piper PA-12 None

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-12 · N4225M

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

B1

Operator type

D

Airport

DACY

Kind of flying

B0

Weather at impact

Sky

CLEAR

Wind

190° / 21 kt

Temp

70° F

Aircraft history

Serial number

0000012-3121

Total time

1,423 hrs

Pilot

Certificate

Commercial

Total hours

697

Age

48

Investigator remarks

WIND GUSTING 30K.

Cause factors

64/A/33 A
PILOT IN COMMAND EXERCISED POOR JUDGMENT Cause — pilot/personnel action
64/A/28 A
PILOT IN COMMAND IMPROPER COMPENSATION FOR WIND CONDITIONS Cause — pilot/personnel action
82/A/H A
WEATHER UNFAVORABLE WIND CONDITIONS Cause — pilot/personnel action

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 0871. Source file NTSB_1974_3_0871.txt. Modern CAROL record on data.ntsb.gov ↗.

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