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Atlas / NTSB / CHI73FEE17

NTSB CAROL · Event

Event CHI73FEE17

1972-08-12 JOLIET, Illinois, United States None 1 aircraft Status: Completed

Registry · N8621M

FAA Aircraft Registry record.

Make / Model

BEECH 35-B33

Year of manufacture

1963 · 9 years old at event

Engine

CONT MOTOR I0-470 SERIES (260 hp)

Seats / Engines

4 seats · 1 engine

Last airworthiness date

19630806

ADS-B equipped

Yes — Mode-S ABD8CC

Registrant of record

BEECH FLYERS LLC

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

BEECH 35-B33 · N8621M

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

EB

Operator type

Personal/private

Airport

JOLIET

Kind of flying

B0

Weather at impact

Sky

BROKEN

Temp

82° F

Aircraft history

Serial number

0000000CD662

Total time

2,459 hrs

Pilot

Certificate

Commercial — instrument

Total hours

164

Age

58

Probable cause (from PRE1982.MDB)

TMTD GO-AROUND.

Investigator remarks

ENG MAINTAINING 17IN MAN PRESS.MIXTURE NOT CUT,A

Cause factors

  • 74/C/I0 C
    POWERPLANT THROTTLE-POWER LEVER ASSEMBLIES Cause
  • 88/C/BM C
    MISCELLANEOUS ACTS,CONDITIONS DISCONNECTED Cause
  • 64/B/27 B
    PILOT IN COMMAND IMPROPER IN-FLIGHT DECISIONS OR PLANNING
  • 88/B/07 B
    MISCELLANEOUS ACTS,CONDITIONS IMPROPER EMERGENCY PROCEDURES

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 3911. Source file NTSB_1972_3_3911.txt. Modern CAROL record on data.ntsb.gov ↗.