Atlas / NTSB / DEN74AD012

NTSB CAROL · Event

Event DEN74AD012

1973-09-25 ROSWELL, New Mexico, United States None 1 aircraft Status: Completed

Aircraft involved

N6472L Piper PA-31 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

PIPER PA-31 · N6472L

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dusk

Weather

VMC

Phase of flight

C0

Operator type

E

Airport

ROSWELL INDUST

Kind of flying

CJ

Weather at impact

Sky

CLEAR

Aircraft history

Serial number

00000031-431

Total time

6,245 hrs

Pilot

Certificate

Flight instructor (CFI)

Total hours

3,125

Age

32

Investigator remarks

ABOUT 1 FT OF R PROP BLADE SEPARATED.ABORTED OK.

Cause factors

74/A/FA A
POWERPLANT BLADES Cause — pilot/personnel action
88/A/36 A
MISCELLANEOUS ACTS,CONDITIONS FATIGUE FRACTURE Cause — pilot/personnel action
88/A/55 A
MISCELLANEOUS ACTS,CONDITIONS CORRODED/CORROSION Cause — pilot/personnel action
68/A/D6 A
PERSONNEL INADEQUATE MAINTENANCE AND INSPECTION Cause — pilot/personnel action
88/J/CV J
MISCELLANEOUS ACTS,CONDITIONS VIBRATION,EXCESSIVE Joint 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 3054. Source file NTSB_1973_3_3054.txt. Modern CAROL record on data.ntsb.gov ↗.

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