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Atlas / NTSB / DEN73DTC06

NTSB CAROL · Event

Event DEN73DTC06

1972-08-12 JACKSON, Wyoming, United States None 1 aircraft Status: Completed

Registry · N40331

FAA Aircraft Registry record.

Make / Model

MAULE M-4-220C

Year of manufacture

1972 · 0 years old at event

Engine

FRANKLIN 6V 350 SERIES (235 hp)

Seats / Engines

4 seats · 1 engine

ADS-B equipped

Yes — Mode-S A4BAA1

Registrant of record

SNOW JOE W

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

MAULE M4220C · N40331

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

Cruise — descent (EF)

Operator type

Personal/private

Airport

JACKSON HOLE

Kind of flying

B2

Weather at impact

Sky

UNKNOWN/NOT REPORTED

Wind

270° / 10 kt

Temp

82° F

Aircraft history

Serial number

00000002106C

Total time

111 hrs

Pilot

Certificate

Flight instructor (CFI)

Total hours

1,235

Age

26

Investigator remarks

SEL RWY BEING USED BY GLIDER OPNS.GLIDER ON RWY.

Cause factors

  • 64/A/27 A
    PILOT IN COMMAND IMPROPER IN-FLIGHT DECISIONS OR PLANNING Cause — pilot/personnel action
  • 84/A/7 A
    MISCELLANEOUS EVASIVE MANEUVER TO AVOID COLLISION Cause — pilot/personnel action
  • 80/J/BY J
    AIRPORTS/AIRWAYS/FACILITIES OTHER 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 2310. Source file NTSB_1972_3_2310.txt. Modern CAROL record on data.ntsb.gov ↗.