Atlas / NTSB / MKC69D0365

NTSB CAROL · Event

Event MKC69D0365

1969-03-01 ANKENY, Iowa, United States None 1 aircraft Status: Completed

Aircraft involved

N1209C Piper PA-22 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-22 · N1209C

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

C0

Operator type

D

Airport

ANKENY

Kind of flying

A1

Weather at impact

Sky

CLEAR

Wind

080° / 8 kt

Aircraft history

Total time

2,300 hrs

Pilot

Certificate

Airline transport

Total hours

20

Age

41

Probable cause (from PRE1982.MDB)

D FLOWN 3 HRS IN LAST 90 DAYS.

Investigator remarks

PATCHES OF SNOW ON RNWY. L GR CAUGHT IN SNOW. HA

Cause factors

64/C/79 C
PILOT IN COMMAND FAILED TO MAINTAIN DIRECTIONAL CONTROL Cause
68/C/C0 C
PERSONNEL INADEQUATE SUPERVISION OF FLIGHT Cause
80/L/BC L
AIRPORTS/AIRWAYS/FACILITIES SNOW ON RUNWAY

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 0466. Source file NTSB_1969_3_0466.txt. Modern CAROL record on data.ntsb.gov ↗.

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