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Atlas / NTSB / ANC74DAG18

NTSB CAROL · Event

Event ANC74DAG18

1973-08-12 GRIZZLY LAKE, Alaska, United States None 2 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 J-3 · N98401

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Night

Weather

IMC

Phase of flight

C4

Operator type

D

Airport

ORANGE

Kind of flying

B0

Weather at impact

Sky

SCATTERED-ABOVE 1000 FEET

Aircraft history

Serial number

000002820159

Total time

1,862 hrs

Pilot

Certificate

Airline transport

Total hours

300

Investigator remarks

DIDNT REFUEL AFTER PRIOR FLT.

Cause factors

  • 64/A/40 A
    PILOT IN COMMAND INITIATED FLIGHT IN ADVERSE WEATHER CONDITIONS Cause — pilot/personnel action
  • 64/A/06 A
    PILOT IN COMMAND DELAYED ACTION IN ABORTING TAKEOFF Cause — pilot/personnel action
  • 82/J/A J
    WEATHER LOW CEILING Joint cause
  • 83/J/I J
    TERRAIN HIGH OBSTRUCTIONS Joint cause
  • 64/J/20 J
    PILOT IN COMMAND FAILED TO FOLLOW APPROVED PROCEDURES,DIRECTIVES,ETC. Joint cause
  • 64/J/29 J
    PILOT IN COMMAND INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING Joint cause
  • 82/J/A J
    WEATHER LOW CEILING Joint cause
  • 82/J/C J
    WEATHER FOG 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 2703. Source file NTSB_1973_3_2703.txt. Modern CAROL record on data.ntsb.gov ↗.