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Atlas / NTSB / ANC75AA066

NTSB CAROL · Event

Event ANC75AA066

1975-03-16 NONDALTON, Alaska, 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

BEECH D50C · N4031H

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

Cruise — level (EA)

Operator type

E

Airport

NONDALTON

Kind of flying

CI

Weather at impact

Sky

CLEAR

Temp

20° F

Aircraft history

Serial number

0000000DH287

Total time

4,291 hrs

Pilot

Certificate

GA (GA)

Total hours

7,211

Age

33

Investigator remarks

DSCND INTO FROZEN LAKE.

Cause factors

  • 64/A/08 A
    PILOT IN COMMAND DIVERTED ATTENTION FROM OPERATION OF AIRCRAFT Cause — pilot/personnel action
  • 64/A/04 A
    PILOT IN COMMAND CONTINUED VFR FLIGHT INTO ADVERSE WEATHER CONDITIONS Cause — pilot/personnel action
  • 82/J/A J
    WEATHER LOW CEILING Joint cause
  • 82/J/C J
    WEATHER FOG Joint cause
  • 88/J/78 J
    MISCELLANEOUS ACTS,CONDITIONS WHITEOUT Joint cause

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 0333. Source file NTSB_1975_3_0333.txt. Modern CAROL record on data.ntsb.gov ↗.