Atlas / NTSB / FTW71IF082

NTSB CAROL · Event

Event FTW71IF082

1971-06-11 OKLA.CITY, Oklahoma, United States None 1 aircraft Status: Completed

Aircraft involved

N692A Douglas DC-3A 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

DOUGLAS DC-3A · N692A

Damage

Minor

Craft type

Airplane

Classification

C

Light condition

Dawn

Weather

VMC

Phase of flight

Takeoff — initial climb (C1)

Operator type

Personal/private

Airport

WILEY POST

Kind of flying

DD

Weather at impact

Sky

UNKNOWN/NOT REPORTED

Aircraft history

Serial number

000000007318

Total time

55,593 hrs

Pilot

Certificate

DA (DA)

Total hours

3,000

Age

30

Probable cause (from PRE1982.MDB)

MISRIGGED.BIRD NEST IN INDUCT SYS.STRAINERS RUSTY

Investigator remarks

LEASED ACFT STORED OUTSIDE FOR 3 MOS. IDLE VALVE

Cause factors

64/C/29 C
PILOT IN COMMAND INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING Cause
84/C/G C
MISCELLANEOUS FOREIGN MATERIAL AFFECTING NORMAL OPERATIONS Cause
68/C/D6 C
PERSONNEL INADEQUATE MAINTENANCE AND INSPECTION Cause
74/C/CG C
POWERPLANT CARBURETOR Cause
88/C/47 C
MISCELLANEOUS ACTS,CONDITIONS IMPROPER ALIGNMENT/ADJUSTMENT Cause
88/B/51 B
MISCELLANEOUS ACTS,CONDITIONS FIRE IN ENGINE

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 5 0045. Source file NTSB_1971_5_0045.txt. Modern CAROL record on data.ntsb.gov ↗.

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