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Atlas / NTSB / MKC76FCD40

NTSB CAROL · Event

Event MKC76FCD40

1976-04-27 MARSHALLTOWN, Iowa, United States Minor 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

BRANTLEY B-2B · N5987X

Damage

Destroyed

Craft type

Balloon

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

D1

Operator type

D

Kind of flying

B0

Weather at impact

Sky

CLEAR

Aircraft history

Serial number

000000000125

Total time

803 hrs

Pilot

Certificate

Commercial — instrument

Total hours

250

Age

25

Probable cause (from PRE1982.MDB)

ESTRICTED CYCLIC CTL WITH LEG DRG EMERG LDG.

Investigator remarks

PAX ACCIDENTALLY TURNED IGN OFF WITH FOOT,ALSO R

Cause factors

  • 64/C/29 C
    PILOT IN COMMAND INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING Cause
  • 68/C/K4 C
    PERSONNEL PASSENGER Cause
  • 88/B/77 B
    MISCELLANEOUS ACTS,CONDITIONS INTERFERENCE WITH FLIGHT CONTROLS

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 0799. Source file NTSB_1976_3_0799.txt. Modern CAROL record on data.ntsb.gov ↗.