Atlas / NTSB / SEA75DTI31

NTSB CAROL · Event

Event SEA75DTI31

1975-05-30 MISSOULA, Montana, United States None 1 aircraft Status: Completed

Aircraft involved

N55258 Piper PA-34 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-34 · N55258

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

EB

Operator type

Personal/private

Airport

JOHNSON BELL

Kind of flying

A0

Weather at impact

Sky

CLEAR

Aircraft history

Serial number

0034-7350192

Total time

700 hrs

Pilot

Certificate

Flight instructor (CFI)

Total hours

840

Age

29

Probable cause (from PRE1982.MDB)

FLARE.MIX NOT BROUGHT IN.

Investigator remarks

CFI PULLED MIX,DIMMED GR LITES.STDNT ADD PWR DRG

Cause factors

64/C/20 C
PILOT IN COMMAND FAILED TO FOLLOW APPROVED PROCEDURES,DIRECTIVES,ETC. Cause
88/L/85 L
MISCELLANEOUS ACTS,CONDITIONS SIMULATED CONDITIONS
88/C/06 C
MISCELLANEOUS ACTS,CONDITIONS DISREGARD OF GOOD OPERATING PRACTICE Cause
88/C/96 C
MISCELLANEOUS ACTS,CONDITIONS FUEL STARVATION Cause
64/B/30 B
PILOT IN COMMAND INADEQUATE SUPERVISION OF FLIGHT

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 2599. Source file NTSB_1975_3_2599.txt. Modern CAROL record on data.ntsb.gov ↗.

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