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Atlas / NTSB / SEA79FA006

NTSB CAROL · Event

Event SEA79FA006

1978-10-21 ROCHE HARBOR, Washington, United States Fatal 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

GRUM AMER AA-5B · N28924

Damage

Destroyed

Craft type

Airplane

Classification

Accident

Light condition

Dusk

Weather

VMC

Phase of flight

D0

Operator type

Personal/private

Airport

ROCHE HARBOR

Kind of flying

B0

Weather at impact

Sky

OVERCAST

Temp

45° F

Aircraft history

Serial number

000000000891

Total time

86 hrs

Pilot

Certificate

Commercial — instrument

Total hours

117

Age

59

Probable cause (from PRE1982.MDB)

Y FOG OR SCUD MOVING IN FM EAST,NO MOON VISIBLE.

Investigator remarks

WITNESSES STATED LCL WX AS HIGH THIN OVCST,PATCH

Cause factors

  • 64/A/66 A
    PILOT IN COMMAND SPATIAL DISORIENTATION Cause — pilot/personnel action
  • 82/J/C J
    WEATHER FOG Joint cause
  • 82/J/V J
    WEATHER OBSTRUCTIONS TO VISION 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 2914. Source file NTSB_1978_3_2914.txt. Modern CAROL record on data.ntsb.gov ↗.