Event CHI74DEM68

1974-06-30 MANISTEE, Michigan, United States Fatal 1 aircraft Status: Completed

Aircraft involved

N11717 COUGAR 1 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

COUGAR 1 · N11717

Damage

Destroyed

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

D1

Operator type

D

Kind of flying

B0

Weather at impact

Sky

CLEAR

Aircraft history

Serial number

00000000MK-1

Pilot

Certificate

Commercial — instrument

Age

45

Probable cause (from PRE1982.MDB)

T NOT RCVRD.PAX BODY FOUND.

Investigator remarks

MAYDAY CALL OVER LAKE MICHIGAN,POWER FAILURE.ACF

Cause factors

74/C/KA C
POWERPLANT POWERPLANT FAILURE FOR UNDETERMINED REASONS Cause
88/K/88 K
MISCELLANEOUS ACTS,CONDITIONS AIRCRAFT CAME TO REST IN WATER Joint factor

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 2614. Source file NTSB_1974_3_2614.txt. Modern CAROL record on data.ntsb.gov ↗.

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