Atlas / NTSB / CHI80FEC39

NTSB CAROL · Event

Event CHI80FEC39

1980-09-23 TOLEDO, Ohio, United States None 1 aircraft Status: Completed

Aircraft involved

N57154 AERO COMDR 690A 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

AERO COMDR 690A · N57154

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

Takeoff — initial climb (C1)

Operator type

Business

Airport

EXPRESS

Kind of flying

B3

Weather at impact

Sky

CLEAR

Wind

090° / 3 kt

Temp

60° F

Aircraft history

Serial number

000000011154

Total time

2,002 hrs

Pilot

Certificate

GA (GA)

Total hours

4,250

Age

28

Probable cause (from PRE1982.MDB)

DS FM FATIGUE.WHL TURNED 90DEG.LND IN GRASS BY RWY

Investigator remarks

TORQUE LINK SHAFT,PN ED12406-1,FAILED ON BOTH EN

Cause factors

70/C/CN C
AIRFRAME SWITCHES,LEVERS,CRANKING MECHANISM,ETC. Cause
88/C/36 C
MISCELLANEOUS ACTS,CONDITIONS FATIGUE FRACTURE 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 2924. Source file NTSB_1980_3_2924.txt. Modern CAROL record on data.ntsb.gov ↗.

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