Skip to content

Atlas / NTSB / MKC75DCD24

NTSB CAROL · Event

Event MKC75DCD24

1974-11-21 OSAGE, Iowa, United States None 1 aircraft Status: Completed

Registry · N18137

FAA Aircraft Registry record.

Make / Model

LOCKHEED 12A

Year of manufacture

1937 · 37 years old at event

Engine

P&W R-985 SERIES (450 hp)

Seats / Engines

8 seats · 2 engines

Last airworthiness date

19690116

ADS-B equipped

Yes — Mode-S A14744

Registrant of record

TWA MUSEUM

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

LOCKHEED 12A · N18137

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

E

Weather

VMC

Phase of flight

B1

Operator type

D

Airport

OSAGE MUNI

Kind of flying

B2

Weather at impact

Sky

SCATTERED-ABOVE 1000 FEET

Aircraft history

Serial number

000000001229

Total time

10,538 hrs

Pilot

Certificate

Commercial — instrument

Total hours

658

Age

37

Probable cause (from PRE1982.MDB)

LGT & DRAINAGE DITCH.

Investigator remarks

DRG L TURN IN PARKING AREA TAILWHEEL STRUCK TAXI

Cause factors

  • 64/A/15 A
    PILOT IN COMMAND FAILED TO SEE AND AVOID OBJECTS OR OBSTRUCTIONS Cause — pilot/personnel action
  • 80/J/A5 J
    AIRPORTS/AIRWAYS/FACILITIES TAXIWAY LIGHTING AND MARKING Joint cause

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 3625. Source file NTSB_1974_3_3625.txt. Modern CAROL record on data.ntsb.gov ↗.