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Atlas / NTSB / MKC77FCA26

NTSB CAROL · Event

Event MKC77FCA26

1977-07-03 CHESTERFIELD, Missouri, 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

BELL 47G-2 · N8420E

Damage

Substantial

Craft type

Balloon

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

C2

Operator type

Personal/private

Airport

SPIRIT OF ST LOUI

Kind of flying

A1

Weather at impact

Sky

CLEAR

Wind

200° / 10 kt

Aircraft history

Serial number

000000002558

Total time

2,533 hrs

Pilot

Certificate

Commercial

Total hours

292

Age

30

Cause factors

  • 64/A/79 A
    PILOT IN COMMAND FAILED TO MAINTAIN DIRECTIONAL CONTROL Cause — pilot/personnel action
  • 64/A/18 A
    PILOT IN COMMAND FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M. Cause — pilot/personnel action
  • 88/1/AW 1
    MISCELLANEOUS ACTS,CONDITIONS FEMALE PILOT Subordinate · 1

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 2833. Source file NTSB_1977_3_2833.txt. Modern CAROL record on data.ntsb.gov ↗.