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Atlas / NTSB / CHI75DEE27

NTSB CAROL · Event

Event CHI75DEE27

1974-10-12 HARVARD, Illinois, 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

SEMCO TC-4 · N65248

Damage

Substantial

Craft type

D

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

EE

Operator type

D

Airport

DACY

Kind of flying

B0

Weather at impact

Sky

OVERCAST

Wind

020° / 20 kt

Temp

61° F

Aircraft history

Serial number

000000SEM125

Total time

43 hrs

Pilot

Certificate

Airline transport

Total hours

43

Age

29

Probable cause (from PRE1982.MDB)

FSS BRIEF.UN CK DESCENT RATE.DRAGGED INTO WIRES.

Investigator remarks

HOT AIR BALLOON.WX BRIEFED BY BALLOON MEISTER,NO

Cause factors

  • 64/A/29 A
    PILOT IN COMMAND INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING Cause — pilot/personnel action
  • 64/C/40 C
    PILOT IN COMMAND INITIATED FLIGHT IN ADVERSE WEATHER CONDITIONS Cause
  • 82/L/H L
    WEATHER UNFAVORABLE WIND CONDITIONS
  • 82/L/M L
    WEATHER DOWNDRAFT,UPDRAFTS
  • 82/L/A L
    WEATHER LOW CEILING
  • 82/L/C L
    WEATHER FOG
  • 83/K/I K
    TERRAIN HIGH OBSTRUCTIONS Joint factor

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 3425. Source file NTSB_1974_3_3425.txt. Modern CAROL record on data.ntsb.gov ↗.