Atlas / NTSB / MKC75DTK04

NTSB CAROL · Event

Event MKC75DTK04

1974-10-04 N SIOUX CTY, South Dakota, United States None 1 aircraft Status: Completed

Aircraft involved

N5962L AMER AVCO AA-1 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

AMER AVCO AA-1 · N5962L

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

Cruise — descent (EF)

Operator type

D

Airport

GRAHAM

Kind of flying

A1

Weather at impact

Sky

BROKEN

Wind

310° / 20 kt

Aircraft history

Serial number

000000000262

Total time

1,102 hrs

Pilot

Certificate

Airline transport

Total hours

13

Age

16

Probable cause (from PRE1982.MDB)

D FOR 1ST SUP SOLO FLT.

Investigator remarks

WIND INCREASED AND SHIFTED AFTER STUDENT WAS CLR

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
64/B/07 B
PILOT IN COMMAND DELAYED IN INITIATING GO-AROUND
82/L/H L
WEATHER UNFAVORABLE WIND CONDITIONS
88/3/AW 3
MISCELLANEOUS ACTS,CONDITIONS FEMALE PILOT Subordinate · 3

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 3271. Source file NTSB_1974_3_3271.txt. Modern CAROL record on data.ntsb.gov ↗.

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