Atlas / NTSB / CHI77FA040

NTSB CAROL · Event

Event CHI77FA040

1977-04-23 CHICAGO, Illinois, United States Fatal 1 aircraft Status: Completed

Registry · N847

FAA Aircraft Registry record.

Make / Model

PIPER PA-31-325

Year of manufacture

1977 · 0 years old at event

Engine

LYCOMING TI0-540 SER (310 hp)

Seats / Engines

8 seats · 2 engines

Last airworthiness date

19771128

ADS-B equipped

Yes — Mode-S AB99D9

Registrant of record

ULTIMATE RESORT VACATIONS INC

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

N847 AERO COMDR 690A Fatal

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

AERO COMDR 690A · N847

Damage

Destroyed

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

C0

Operator type

Business

Airport

MEIGS FIELD

Kind of flying

B3

Weather at impact

Sky

BROKEN

Wind

010° / 15 kt

Aircraft history

Serial number

000000011140

Total time

908 hrs

Pilot

Certificate

DA (DA)

Total hours

6,707

Age

41

Probable cause (from PRE1982.MDB)

REMOVAL TECHNIQUE.FAILED TO RETRACT FLAPS.

Investigator remarks

PLT ADVISED OF SEAGULLS ON RWY.INEFFECTIVE BIRD

Cause factors

64/C/33 C
PILOT IN COMMAND EXERCISED POOR JUDGMENT Cause
74/C/KB C
POWERPLANT BIRD INGESTION Cause
64/B/16 B
PILOT IN COMMAND FAILED TO OBTAIN/MAINTAIN FLYING SPEED
68/L/H9 L
PERSONNEL OTHER
64/1/11 1
PILOT IN COMMAND FAILED TO RETRACT LANDING GEAR Subordinate · 1
88/L/07 L
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 3455. Source file NTSB_1977_3_3455.txt. Modern CAROL record on data.ntsb.gov ↗.

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