NTSB CAROL · Event
Event DEN71DVW15
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 FH1100 · N441FH
Damage
Substantial
Craft type
Balloon
Classification
Accident
Light condition
Dawn
Weather
VMC
Phase of flight
EH
Operator type
Personal/private
Kind of flying
DD
Weather at impact
Sky
CLEAR
Wind
350° / 5 kt
Temp
42° F
Aircraft history
Serial number
000000000164
Pilot
Certificate
Commercial
Total hours
3,384
Age
28
Probable cause (from PRE1982.MDB)
T/R HIT POST. DENS ALT APRXLY 9500FT.
Investigator remarks
EMERG LDG DUE CREW COMFORT.RAPID DSCNT,HARD LDG,
Cause factors
- 64/C/49 C PILOT IN COMMAND MISJUDGED SPEED AND ALTITUDE Cause
- 64/C/23 C PILOT IN COMMAND IMPROPER OPERATION OF FLIGHT CONTROLS Cause
- 82/L/W L WEATHER HIGH DENSITY ALTITUDE
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 4555.
Source file
NTSB_1970_3_4555.txt.
Modern CAROL record on
data.ntsb.gov ↗.
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