Event ANC68D0013

1967-04-11 KOTZEBUE, Alaska, United States None 1 aircraft Status: Completed

Aircraft involved

N4065Z Piper PA-18 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

PIPER PA-18 · N4065Z

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

Cruise — descent (EF)

Operator type

D

Kind of flying

B2

Weather at impact

Sky

CLEAR

Aircraft history

Total time

445 hrs

Pilot

Certificate

Commercial

Total hours

2,900

Age

29

Investigator remarks

LEFT LNDG GEAR STRUCK ICE HUMMOCK ON SEA ICE.

Cause factors

64/C/35 C
PILOT IN COMMAND SELECTED UNSUITABLE TERRAIN Cause
88/K/94 K
MISCELLANEOUS ACTS,CONDITIONS OVERLOAD FAILURE Joint factor
83/K/F K
TERRAIN ROUGH/UNEVEN Joint factor
83/K/B K
TERRAIN SNOW-COVERED Joint factor

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 1129. Source file NTSB_1967_3_1129.txt. Modern CAROL record on data.ntsb.gov ↗.

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