Atlas / NTSB / MIA70D0009

NTSB CAROL · Event

Event MIA70D0009

1969-05-04 GROVELAND, Florida, United States None 1 aircraft Status: Completed

Registry · N10175

FAA Aircraft Registry record.

Make / Model

BELL 47G

Year of manufacture

1954 · 15 years old at event

TCDS

H-1 · SCOTT'S-BELL 47 INC

Engine

FRANKLIN 6V 350 SERIES (235 hp)

Seats / Engines

3 seats · 1 engine

Last airworthiness date

19680930

ADS-B equipped

Yes — Mode-S A00BD6

Registrant of record

BASSETT DONALD J

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

N10175 Bell 47G None

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 47G · N10175

Damage

Substantial

Craft type

Balloon

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

D9

Operator type

Part 135 (air taxi/commuter)

Kind of flying

DB

Weather at impact

Sky

CLEAR

Wind

360° / 5 kt

Temp

80° F

Aircraft history

Total time

76 hrs

Pilot

Certificate

Commercial

Total hours

2,255

Age

30

Probable cause (from PRE1982.MDB)

ROSSED. ACFT MODIFIED TO EL TOMCAT.

Investigator remarks

FLT TEST AFTER MAINTENANCE. T/R CONTROL CABLES C

Cause factors

64/A/29 A
PILOT IN COMMAND INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING Cause — pilot/personnel action
68/A/D0 A
PERSONNEL IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL) Cause — pilot/personnel action
78/A/C2 A
ROTORCRAFT TAIL ROTOR PITCH CONTROL SYSTEM Cause — pilot/personnel action
88/A/BK A
MISCELLANEOUS ACTS,CONDITIONS CROSSED 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 1639. Source file NTSB_1969_3_1639.txt. Modern CAROL record on data.ntsb.gov ↗.

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