Atlas / NTSB / ANC72AA019

NTSB CAROL · Event

Event ANC72AA019

1971-11-09 WHITTIER, Alaska, United States Fatal 1 aircraft Status: Completed

Aircraft involved

N3547D Cessna 170B Fatal

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

CESSNA 170B · N3547D

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dusk

Weather

VMC

Phase of flight

Cruise — descent (EF)

Operator type

Part 91 (general aviation)

Airport

WHITTIER

Kind of flying

DD

Weather at impact

Sky

UNKNOWN/NOT REPORTED

Wind

315° / 5 kt

Aircraft history

Serial number

000000027090

Total time

1,500 hrs

Pilot

Certificate

Flight instructor (CFI)

Total hours

1,500

Age

23

Probable cause (from PRE1982.MDB)

MUDGES,CHIPS ON ACFT MATCHED PAINT OF UNLTD BUOY.

Investigator remarks

ACFT PART SUBMERGED,PLT MSG,INJ PRESUMED.PAINT S

Cause factors

64/A/19 A
PILOT IN COMMAND FAILED TO USE OR INCORRECTLY USED MISC.EQUIPMENT Cause — pilot/personnel action
88/A/DE A
MISCELLANEOUS ACTS,CONDITIONS FAILED TO USE LANDING LIGHT(S) Cause — pilot/personnel action
88/J/62 J
MISCELLANEOUS ACTS,CONDITIONS PILOT FATIGUE Joint cause
88/J/88 J
MISCELLANEOUS ACTS,CONDITIONS AIRCRAFT CAME TO REST IN WATER 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 2917. Source file NTSB_1971_3_2917.txt. Modern CAROL record on data.ntsb.gov ↗.

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