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Atlas / NTSB / MKC73DCG53

NTSB CAROL · Event

Event MKC73DCG53

1973-06-17 GRAIN VALLEY, Missouri, United States Minor 1 aircraft Status: Completed

Registry · N3908A

FAA Aircraft Registry record.

Make / Model

SCHWEIZER SGS 1-23H

Engine

NONE NONE

Seats / Engines

1 seats · 1 engine

Last airworthiness date

19600518

ADS-B equipped

Yes — Mode-S A4863A

Registrant of record

GINGRAS JOHN T

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

SCHWEIZER 1-23H · N3908A

Damage

Substantial

Craft type

C

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

EB

Operator type

Part 91 (general aviation)

Airport

EAST KANSAS CITY

Kind of flying

B0

Weather at impact

Sky

CLEAR

Aircraft history

Serial number

000000000045

Total time

1,053 hrs

Pilot

Certificate

Commercial — instrument

Total hours

109

Age

26

Probable cause (from PRE1982.MDB)

D 23.DNWND LEG LOWER THAN NORMAL.

Investigator remarks

LDG DELAYED DUE CONFLICTING TRAFFIC ON RWY 27 AN

Cause factors

  • 64/C/48 C
    PILOT IN COMMAND MISJUDGED DISTANCE AND ALTITUDE Cause
  • 64/C/27 C
    PILOT IN COMMAND IMPROPER IN-FLIGHT DECISIONS OR PLANNING Cause
  • 64/C/31 C
    PILOT IN COMMAND LACK OF FAMILIARITY WITH AIRCRAFT Cause
  • 80/B/BY B
    AIRPORTS/AIRWAYS/FACILITIES OTHER

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 1751. Source file NTSB_1973_3_1751.txt. Modern CAROL record on data.ntsb.gov ↗.