Atlas / NTSB / CHI74FEE84

NTSB CAROL · Event

Event CHI74FEE84

1974-06-14 BRADFORD, Illinois, United States None 1 aircraft Status: Completed

Registry · N4TM

FAA Aircraft Registry record.

Make / Model

CESSNA 560

Year of manufacture

1991

Engine

P&W CANADA JT15D 5 SER

Seats / Engines

11 seats · 2 engines

Last airworthiness date

19910325

ADS-B equipped

Yes — Mode-S A4A9A4

Registrant of record

JTM RANCHES EQUIPMENT LLC

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

N4TM Canadair T-33 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

CANADAIR T-33 · N4TM

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

IMC

Phase of flight

D0

Operator type

D

Kind of flying

B0

Weather at impact

Sky

BROKEN

Wind

220° / 6 kt

Temp

78° F

Aircraft history

Serial number

000000021295

Total time

4,055 hrs

Pilot

Certificate

Commercial

Total hours

1,422

Age

37

Probable cause (from PRE1982.MDB)

TURBC UPSET BOTH WING TIP FUEL TANKS SEPARATED.

Investigator remarks

PLT NOT TYPE RATED LETTER OF AUTH ISSUED 7/3/73.

Cause factors

64/C/05 C
PILOT IN COMMAND CONTINUED FLIGHT INTO KNOWN AREAS OF SEVERE TURBULENCE Cause
64/C/29 C
PILOT IN COMMAND INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING Cause
64/B/09 B
PILOT IN COMMAND EXCEEDED DESIGNED STRESS LIMITS OF AIRCRAFT
82/L/L L
WEATHER TURBULENCE, ASSOCIATED W/CLOUDS AND/OR THUNDERSTORMS
70/K/AI K
AIRFRAME NACELLES,PODS,PYLONS Joint factor
88/K/49 K
MISCELLANEOUS ACTS,CONDITIONS SEPARATION IN FLIGHT Joint factor

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 1685. Source file NTSB_1974_3_1685.txt. Modern CAROL record on data.ntsb.gov ↗.

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