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Atlas / NTSB / CHI79DEG01

NTSB CAROL · Event

Event CHI79DEG01

1978-10-16 HAMILTON, Ohio, 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

LAKE LA-4 · N1201L

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

B2

Operator type

D

Kind of flying

B0

Weather at impact

Sky

SCATTERED-ABOVE 1000 FEET

Aircraft history

Serial number

000000000706

Total time

225 hrs

Pilot

Certificate

Commercial — instrument

Total hours

163

Age

29

Investigator remarks

FLOAT STRUCK SUBMERGED OBJECT DURING STEP TAXI.

Cause factors

  • 64/A/35 A
    PILOT IN COMMAND SELECTED UNSUITABLE TERRAIN Cause — pilot/personnel action
  • 83/J/E J
    TERRAIN HIDDEN OBSTRUCTIONS 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 3484. Source file NTSB_1978_3_3484.txt. Modern CAROL record on data.ntsb.gov ↗.