NTSB CAROL · Event
Event DEN80DTM36
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 UH-12D · N31332
Damage
Substantial
Craft type
Balloon
Classification
Accident
Light condition
Dawn
Weather
VMC
Phase of flight
C2
Operator type
Business
Kind of flying
B4
Weather at impact
Sky
CLEAR
Wind
315° / 12 kt
Temp
88° F
Aircraft history
Serial number
000000001334
Total time
4,362 hrs
Pilot
Certificate
Commercial
Total hours
1,375
Age
27
Probable cause (from PRE1982.MDB)
SIDE OF HILL.APRX 8700FT MSL.WIND GUSTING 18K.
Investigator remarks
UN TO GET TRANSLATIONAL LIFT DRG TKOF ON DWNWND
Cause factors
- 64/A/29 A PILOT IN COMMAND INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING Cause — pilot/personnel action
- 82/J/H J WEATHER UNFAVORABLE WIND CONDITIONS Joint cause
- 82/J/W J WEATHER HIGH DENSITY ALTITUDE 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 2553.
Source file
NTSB_1980_3_2553.txt.
Modern CAROL record on
data.ntsb.gov ↗.
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