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Atlas / NTSB / CHI72AC042

NTSB CAROL · Event

Event CHI72AC042

1971-11-03 CLEVELAND, Ohio, United States None 1 aircraft Status: Completed

Registry · N1031S

FAA Aircraft Registry record.

Make / Model

CESSNA 152

Year of manufacture

1977

Engine

LYCOMING 0-235 SERIES (115 hp)

Seats / Engines

2 seats · 1 engine

Last airworthiness date

19770712

ADS-B equipped

Yes — Mode-S A01265

Registrant of record

REDMON JAMES A

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 99 · N1031S

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

E

Weather

VMC

Phase of flight

Takeoff — initial climb (C1)

Operator type

E

Airport

HOPKINS

Kind of flying

CJ

Weather at impact

Sky

CLEAR

Aircraft history

Serial number

000000000U51

Total time

7,303 hrs

Pilot

Certificate

DA (DA)

Total hours

8,145

Age

35

Probable cause (from PRE1982.MDB)

TO R PROP.DOOR WARNING SYS INOP.NO CARGO RESTRAINT

Investigator remarks

NOSE CARGO DOOR CAME OPEN.60 LB MAIL BAG FELL IN

Cause factors

  • 68/A/E4 A
    PERSONNEL FAILURE TO PROVIDE ADEQ.DIRECTIVES,MANUAL,EQUIPMENT Cause — pilot/personnel action
  • 70/A/BF A
    AIRFRAME DOORS,DOOR FRAMES Cause — pilot/personnel action
  • 88/A/29 A
    MISCELLANEOUS ACTS,CONDITIONS IMPROPERLY SECURED Cause — pilot/personnel action
  • 75/A/JY A
    SYSTEMS OTHER 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 3405. Source file NTSB_1971_3_3405.txt. Modern CAROL record on data.ntsb.gov ↗.

Related research

What the literature says.

Academic papers and agency reports matching this event's aircraft type. Sourced from NASA NTRS, NTSB Safety Studies, FAA CAMI, AOPA Air Safety Institute, Embry-Riddle Scholarly Commons, arXiv, and the Semantic Scholar academic graph.

Browse the full corpus — academia portal ↗