NTSB CAROL · Event
Event DEN75DTE01
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 ACFT UH12L4 · N9727C
Damage
Substantial
Craft type
Balloon
Classification
Accident
Light condition
Day
Weather
VMC
Phase of flight
EB
Operator type
Personal/private
Kind of flying
CD
Weather at impact
Sky
CLEAR
Temp
50° F
Aircraft history
Serial number
000000002506
Total time
2,597 hrs
Pilot
Certificate
Commercial
Total hours
1,876
Age
33
Probable cause (from PRE1982.MDB)
.SURVEYING FIRE AREA.
Investigator remarks
APCH MADE INTO RISING SUN.WIRES PARTIALLY HIDDEN
Cause factors
- 64/A/27 A PILOT IN COMMAND IMPROPER IN-FLIGHT DECISIONS OR PLANNING Cause — pilot/personnel action
- 88/A/22 A MISCELLANEOUS ACTS,CONDITIONS POORLY PLANNED APPROACH Cause — pilot/personnel action
- 88/A/79 A MISCELLANEOUS ACTS,CONDITIONS SUNGLARE Cause — pilot/personnel action
- 83/J/I J TERRAIN HIGH OBSTRUCTIONS 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 1780.
Source file
NTSB_1974_3_1780.txt.
Modern CAROL record on
data.ntsb.gov ↗.
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