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Atlas / NTSB / ANC75AA043

NTSB CAROL · Event

Event ANC75AA043

1974-12-06 WHITTIER, Alaska, United States Fatal 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-23 · N5308Y

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

Z

Phase of flight

DC

Operator type

E

Kind of flying

DD

Weather at impact

Sky

UNKNOWN/NOT REPORTED

Aircraft history

Serial number

000000272381

Total time

3,500 hrs

Pilot

Certificate

DA (DA)

Total hours

4,765

Probable cause (from PRE1982.MDB)

ARND DUE OBSCURED MTN PASS.

Investigator remarks

FLEW INTO SNOWFLD NR TOP OF RIDGE AFTER TURNING

Cause factors

  • 64/A/52 A
    PILOT IN COMMAND MISJUDGED ALTITUDE AND CLEARANCE Cause — pilot/personnel action
  • 88/A/78 A
    MISCELLANEOUS ACTS,CONDITIONS WHITEOUT Cause — pilot/personnel action
  • 82/J/A J
    WEATHER LOW CEILING Joint cause
  • 82/J/D J
    WEATHER SNOW Joint cause
  • 83/J/I J
    TERRAIN HIGH OBSTRUCTIONS Joint cause
  • 83/J/B J
    TERRAIN SNOW-COVERED 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 3769. Source file NTSB_1974_3_3769.txt. Modern CAROL record on data.ntsb.gov ↗.