Skip to content

Atlas / NTSB / UNK64X3413

NTSB CAROL · Event

Event UNK64X3413

1964-08-16 BUTLER, Pennsylvania, United States None 1 aircraft Status: Completed

Aircraft involved

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

CESSNA 310 · N1871H

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

EE

Operator type

D

Airport

BUTLER FARMS

Kind of flying

B2

Weather at impact

Sky

CLEAR

Pilot

Certificate

Commercial — instrument

Total hours

1,114

Age

53

Cause factors

  • 64/A/25 A
    PILOT IN COMMAND IMPROPER LEVEL OFF Cause — pilot/personnel action

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 2492. Source file NTSB_1964_3_2492.txt. Modern CAROL record on data.ntsb.gov ↗.