Atlas / NTSB / LAX75AL057

NTSB CAROL · Event

Event LAX75AL057

1975-04-22 SUPERIOR, Arizona, United States Fatal 1 aircraft Status: Completed

Aircraft involved

N1381X Bell 47G3B1 Fatal

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

BELL 47G3B1 · N1381X

Damage

Destroyed

Craft type

Balloon

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

EH

Operator type

Personal/private

Kind of flying

CT

Weather at impact

Sky

CLEAR

Wind

230° / 9 kt

Temp

84° F

Aircraft history

Serial number

000000006578

Total time

3,490 hrs

Pilot

Certificate

Commercial

Total hours

3,248

Age

33

Probable cause (from PRE1982.MDB)

TOO LOW ALT FOR SAFE LDG.

Investigator remarks

T/R SHAFT COUPLING RING MISSING. LOST DIR CTL AT

Cause factors

78/C/BG C
ROTORCRAFT TAIL ROTOR DRIVE SHAFT ASSEMBLY Cause
88/C/90 C
MISCELLANEOUS ACTS,CONDITIONS MISSING Cause
88/C/CG C
MISCELLANEOUS ACTS,CONDITIONS OPEN Cause
68/C/D6 C
PERSONNEL INADEQUATE MAINTENANCE AND INSPECTION 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 2967. Source file NTSB_1975_3_2967.txt. Modern CAROL record on data.ntsb.gov ↗.

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