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Atlas / NTSB / SEA77FA052

NTSB CAROL · Event

Event SEA77FA052

1977-09-16 SKYKOMISH, Washington, United States Fatal 1 aircraft Status: Completed

Registry · N78597

FAA Aircraft Registry record.

Make / Model

PIPER PA-12

Year of manufacture

1947 · 30 years old at event

Engine

LYCOMING 0-290 SERIES (140 hp)

Seats / Engines

3 seats · 1 engine

Last airworthiness date

19950802

ADS-B equipped

Yes — Mode-S AAA6CC

Registrant of record

BORGERSON MARK

Source: FAA Aircraft Registry (releasable master file).

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

CESSNA 172K · N78597

Damage

Destroyed

Craft type

Airplane

Classification

Accident

Light condition

Dusk

Weather

VMC

Phase of flight

D0

Operator type

Personal/private

Airport

SKYKOMISH STATE

Kind of flying

B0

Weather at impact

Sky

SCATTERED-BELOW 1000 FEET

Temp

42° F

Aircraft history

Serial number

000000057679

Total time

2,109 hrs

Pilot

Certificate

Commercial — instrument

Total hours

92

Age

31

Probable cause (from PRE1982.MDB)

HT. PLT USED STRIP PRIOR IN DAYLIGHT CONDITIONS.

Investigator remarks

ATT DEPT FM UNLIT TREE BORDERED MTN STRIP AT NIG

Cause factors

  • 64/A/02 A
    PILOT IN COMMAND ATTEMPTED OPERATION BEYOND EXPERIENCE/ABILITY LEVEL Cause — pilot/personnel action
  • 64/A/15 A
    PILOT IN COMMAND FAILED TO SEE AND AVOID OBJECTS OR OBSTRUCTIONS Cause — pilot/personnel action
  • 82/J/C J
    WEATHER FOG Joint cause
  • 83/J/I J
    TERRAIN HIGH OBSTRUCTIONS 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 2208. Source file NTSB_1977_3_2208.txt. Modern CAROL record on data.ntsb.gov ↗.