Atlas / NTSB / IAD74DLT10

NTSB CAROL · Event

Event IAD74DLT10

1973-11-01 MILLINGTON, Tennessee, United States None 1 aircraft Status: Completed

Aircraft involved

N9570F Hughes 269B None

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

HUGHES 269B · N9570F

Damage

Destroyed

Craft type

Balloon

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

D4

Operator type

Personal/private

Kind of flying

DE

Weather at impact

Sky

CLEAR

Aircraft history

Serial number

0000041-0462

Total time

51 hrs

Pilot

Certificate

Commercial

Total hours

4,850

Age

31

Probable cause (from PRE1982.MDB)

L BOOST PUMP BADLY BURNED IN AREA OF INTENSE FIRE.

Investigator remarks

BOOST PUMP SUSPECTED SOURCE OF FIRE.ELECTRIC FUE

Cause factors

84/A/I A
MISCELLANEOUS UNDETERMINED Cause — pilot/personnel action
88/J/51 J
MISCELLANEOUS ACTS,CONDITIONS FIRE IN ENGINE 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 3438. Source file NTSB_1973_3_3438.txt. Modern CAROL record on data.ntsb.gov ↗.

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