NTSB CAROL · Event
Event DEN73DTM13
Registry · N6645B
FAA Aircraft Registry record.
Make / Model
BEECH A36
Year of manufacture
1984
Seats / Engines
6 seats · 1 engine
Last airworthiness date
19840315
ADS-B equipped
Yes — Mode-S A8C61E
Registrant of record
S&D PRODUCTIONS
Source: FAA Aircraft Registry (releasable master file).
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
CESSNA 310B · N6645B
Damage
Substantial
Craft type
Airplane
Classification
Accident
Light condition
Dawn
Weather
IMC
Phase of flight
DC
Operator type
Business
Kind of flying
B0
Weather at impact
Sky
OBSCURATION
Wind
340° / 15 kt
Temp
33° F
Aircraft history
Serial number
000000035745
Total time
2,806 hrs
Pilot
Certificate
Flight instructor (CFI)
Total hours
2,624
Age
51
Probable cause (from PRE1982.MDB)
NG/DE-ICING EQUIP NOT INSTALLED.
Investigator remarks
ENCOUNTERED HEAVY ICING.UN MAINTAIN ALT.ANTI-ICI
Cause factors
- 64/A/01 A PILOT IN COMMAND ATTEMPTED OPERATION W/KNOWN DEFICIENCIES IN EQUIPMENT Cause — pilot/personnel action
- 64/A/27 A PILOT IN COMMAND IMPROPER IN-FLIGHT DECISIONS OR PLANNING Cause — pilot/personnel action
- 64/J/29 J PILOT IN COMMAND INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING Joint cause
- 82/J/A J WEATHER LOW CEILING Joint cause
- 82/J/D J WEATHER SNOW Joint cause
- 82/J/F J WEATHER ICING CONDITIONS-INCLUDES SLEET,FREEZING RAIN,ETC. Joint cause
- 88/J/74 J MISCELLANEOUS ACTS,CONDITIONS AIRFRAME ICE Joint cause
- 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 3829.
Source file
NTSB_1972_3_3829.txt.
Modern CAROL record on
data.ntsb.gov ↗.
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