NTSB CAROL · Event
Event DEN72FQD08
Registry · N1333X
FAA Aircraft Registry record.
Make / Model
BELL 47G-3B-1
Year of manufacture
1966 · 5 years old at event
TCDS
2H3 · SCOTT'S-BELL 47 INC
Engine
LYCOMING TVO-435-GIA (280 hp)
Seats / Engines
3 seats · 1 engine
Last airworthiness date
19711208
ADS-B equipped
Yes — Mode-S A0892D
Registrant of record
HENDRICKSON FLYING SERVICE INC
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
BELL 47G3B1 · N1333X
Damage
Substantial
Craft type
Balloon
Classification
Accident
Light condition
Dawn
Weather
VMC
Phase of flight
C2
Operator type
Part 135 (air taxi/commuter)
Kind of flying
CD
Weather at impact
Sky
CLEAR
Aircraft history
Serial number
000000006554
Total time
2,616 hrs
Pilot
Certificate
Commercial
Total hours
5,836
Age
43
Probable cause (from PRE1982.MDB)
ON TO CLB FM A HOVER.
Investigator remarks
D/A 9000 FT.PLT FAILED TO MAKE A PROPER TRANSITI
Cause factors
- 64/A/21 A PILOT IN COMMAND IMPROPER OPERATION OF POWERPLANT & POWERPLANT CONTROLS Cause — pilot/personnel action
- 64/A/22 A PILOT IN COMMAND IMPROPER OPERATION OF BRAKES AND/OR FLIGHT CONTROLS Cause — pilot/personnel action
- 64/A/18 A PILOT IN COMMAND FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M. Cause — pilot/personnel action
- 82/A/W A WEATHER HIGH DENSITY ALTITUDE Cause — pilot/personnel action
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 3237.
Source file
NTSB_1971_3_3237.txt.
Modern CAROL record on
data.ntsb.gov ↗.
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