Atlas / NTSB / CHI73FEV30

NTSB CAROL · Event

Event CHI73FEV30

1973-06-23 PEKIN, Illinois, United States Minor 1 aircraft Status: Completed

Aircraft involved

N5707N Howard DGA15P 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

HOWARD DGA15P · N5707N

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

D1

Operator type

Part 91 (general aviation)

Airport

PEKIN MUNICIPAL

Kind of flying

DG

Weather at impact

Sky

CLEAR

Wind

260° / 10 kt

Temp

80° F

Aircraft history

Serial number

000000000977

Total time

1,915 hrs

Pilot

Certificate

Commercial — instrument

Total hours

481

Age

45

Probable cause (from PRE1982.MDB)

INADVERTENTLY HAD THE BRAKES ON.

Investigator remarks

IMPELLER BEARING P/N 288943 FAILED.UPON T/D PLT

Cause factors

74/C/AG C
POWERPLANT BLOWER,IMPELLER ASSEMBLY Cause
88/C/95 C
MISCELLANEOUS ACTS,CONDITIONS MATERIAL FAILURE Cause
64/B/44 B
PILOT IN COMMAND SPONTANEOUS-IMPROPER ACTION
64/B/22 B
PILOT IN COMMAND IMPROPER OPERATION OF BRAKES AND/OR FLIGHT CONTROLS

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 1700. Source file NTSB_1973_3_1700.txt. Modern CAROL record on data.ntsb.gov ↗.

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