Atlas / NTSB / CHI79FEK11

NTSB CAROL · Event

Event CHI79FEK11

1979-04-28 PORT COLUMBUS, Ohio, United States Minor 1 aircraft Status: Completed

Aircraft involved

N9678U Grumman AA5A Minor

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

GRUMMAN AA5A · N9678U

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

Cruise — level (EA)

Operator type

D

Airport

PORT COLUMBUS

Kind of flying

B0

Weather at impact

Sky

BROKEN

Wind

230° / 17 kt

Aircraft history

Serial number

0000AA5A0044

Total time

1,699 hrs

Pilot

Certificate

Commercial — instrument

Total hours

76

Age

20

Investigator remarks

LD ON GOLF DRIVING RANGE.#3 EXH VALVE FAILED.

Cause factors

74/C/AF C
POWERPLANT VALVE ASSEMBLIES Cause
88/C/95 C
MISCELLANEOUS ACTS,CONDITIONS MATERIAL FAILURE Cause
83/K/I K
TERRAIN HIGH OBSTRUCTIONS 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 0722. Source file NTSB_1979_3_0722.txt. Modern CAROL record on data.ntsb.gov ↗.

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