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Atlas / NTSB / ANC73AA042

NTSB CAROL · Event

Event ANC73AA042

1973-02-28 SITKA, 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

DEHAVILLAND DHC-2 · N616W

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

IMC

Phase of flight

EB

Operator type

E

Kind of flying

CI

Weather at impact

Sky

OVERCAST

Wind

210° / 10 kt

Temp

33° F

Aircraft history

Serial number

000000001637

Total time

3,725 hrs

Pilot

Certificate

Commercial

Total hours

2,000

Age

23

Probable cause (from PRE1982.MDB)

AND PLT LND NEAR BEACH. FLOATS HIT ROCKS AT SHORE

Investigator remarks

MANEUVERING BLO LOW CLGS,SET UP LDG.ENG LOST PWR

Cause factors

  • 64/C/27 C
    PILOT IN COMMAND IMPROPER IN-FLIGHT DECISIONS OR PLANNING Cause
  • 64/C/21 C
    PILOT IN COMMAND IMPROPER OPERATION OF POWERPLANT & POWERPLANT CONTROLS Cause
  • 88/C/02 C
    MISCELLANEOUS ACTS,CONDITIONS ANTI-ICING/DEICING EQUIPMENT-IMPROPER OPERATION OF/OR FAILED TO USE Cause
  • 88/C/72 C
    MISCELLANEOUS ACTS,CONDITIONS ICE-CARBURETOR Cause
  • 83/B/Y B
    TERRAIN OTHER
  • 82/L/A L
    WEATHER LOW CEILING
  • 82/L/D L
    WEATHER SNOW
  • 82/L/G L
    WEATHER CONDITIONS CONDUCIVE TO CARB./INDUCTION SYSTEM ICING

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 0687. Source file NTSB_1973_3_0687.txt. Modern CAROL record on data.ntsb.gov ↗.