Atlas / NTSB / SEA80FYE42

NTSB CAROL · Event

Event SEA80FYE42

1980-07-21 SEATTLE, Washington, United States Serious 1 aircraft Status: Completed

Aircraft involved

N66811 Beech A36TC Serious

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

BEECH A36TC · N66811

Damage

Destroyed

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

Takeoff — initial climb (C1)

Operator type

Business

Airport

BOEING

Kind of flying

DB

Weather at impact

Sky

CLEAR

Wind

330° / 7 kt

Aircraft history

Serial number

00000000EA42

Total time

114 hrs

Pilot

Certificate

Flight instructor (CFI)

Total hours

24,750

Age

59

Probable cause (from PRE1982.MDB)

SOOTED.

Investigator remarks

MIXTURE & BOOST PUMP IMPROPERLY SET.SPARK PLUGS

Cause factors

64/C/29 C
PILOT IN COMMAND INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING Cause
64/C/21 C
PILOT IN COMMAND IMPROPER OPERATION OF POWERPLANT & POWERPLANT CONTROLS Cause
64/B/16 B
PILOT IN COMMAND FAILED TO OBTAIN/MAINTAIN FLYING SPEED

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 3169. Source file NTSB_1980_3_3169.txt. Modern CAROL record on data.ntsb.gov ↗.

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