NTSB CAROL · Event
Event CHI72FEM23
Registry · N10NR
FAA Aircraft Registry record.
Make / Model
BEECH B23
Year of manufacture
1968 · 3 years old at event
Engine
LYCOMING 0-360-A1D (180 hp)
Seats / Engines
4 seats · 1 engine
Last airworthiness date
19990823
ADS-B equipped
Yes — Mode-S A00397
Registrant of record
ROBBINS WARREN N
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 47G2 · N10NR
Damage
Destroyed
Craft type
Balloon
Classification
Accident
Light condition
Dawn
Weather
VMC
Phase of flight
DC
Operator type
H
Kind of flying
CE
Weather at impact
Sky
SCATTERED-ABOVE 1000 FEET
Aircraft history
Serial number
000000002525
Total time
1,541 hrs
Pilot
Certificate
Commercial
Total hours
2,475
Age
38
Probable cause (from PRE1982.MDB)
WHILE OVER LAKE,SKIDS CTCD WTR,LOST DRCTNL CTL.
Investigator remarks
PLT LOST RPM TACK 10 MIN PRIOR TO ACDNT,LOST RPM
Cause factors
- 64/A/21 A PILOT IN COMMAND IMPROPER OPERATION OF POWERPLANT & POWERPLANT CONTROLS Cause — pilot/personnel action
- 64/A/18 A PILOT IN COMMAND FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M. Cause — pilot/personnel action
- 76/J/AY J INSTRUMENTS/EQUIPMENT AND ACCESSORIES OTHER Joint cause
- 88/J/88 J MISCELLANEOUS ACTS,CONDITIONS AIRCRAFT CAME TO REST IN WATER 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 3252.
Source file
NTSB_1971_3_3252.txt.
Modern CAROL record on
data.ntsb.gov ↗.
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