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Atlas / NTSB / ANC72DAA06

NTSB CAROL · Event

Event ANC72DAA06

1971-07-24 BETTLES, Alaska, 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

HILLER FH1100 · N419FH

Damage

Substantial

Craft type

Balloon

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

A3

Operator type

E

Airport

MYRTLE CREEK

Kind of flying

DD

Weather at impact

Sky

SCATTERED-ABOVE 1000 FEET

Aircraft history

Serial number

000000000124

Total time

2,275 hrs

Pilot

Certificate

Commercial

Total hours

2,000

Age

27

Probable cause (from PRE1982.MDB)

TN LOCK NOT TIGHT,COLL ROSE,ACFT ROLLED OVER.

Investigator remarks

PLT LET GO CNTRLS ON GRD TO PHOTO MOOSE.COLL FRC

Cause factors

  • 64/A/08 A
    PILOT IN COMMAND DIVERTED ATTENTION FROM OPERATION OF AIRCRAFT Cause — pilot/personnel action
  • 64/A/19 A
    PILOT IN COMMAND FAILED TO USE OR INCORRECTLY USED MISC.EQUIPMENT Cause — pilot/personnel action
  • 64/A/34 A
    PILOT IN COMMAND OPERATED CARELESSLY Cause — pilot/personnel action

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 2805. Source file NTSB_1971_3_2805.txt. Modern CAROL record on data.ntsb.gov ↗.