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Atlas / NTSB / DEN75AD020

NTSB CAROL · Event

Event DEN75AD020

1974-10-11 AURORA, Colorado, United States Fatal 1 aircraft Status: Completed

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

PIPER PA-28 · N3994R

Damage

Destroyed

Craft type

Airplane

Classification

Accident

Light condition

Dusk

Weather

IMC

Phase of flight

EC

Operator type

Personal/private

Kind of flying

B0

Weather at impact

Sky

OVERCAST

Wind

310° / 13 kt

Temp

44° F

Aircraft history

Serial number

0028-7105098

Total time

1,166 hrs

Pilot

Certificate

Flight instructor (CFI)

Total hours

2,631

Age

37

Probable cause (from PRE1982.MDB)

AY OF ACDT.

Investigator remarks

LOST CTL AT OUTER MARKER. PLT HAD FLOWN 10 HRS D

Cause factors

  • 64/A/66 A
    PILOT IN COMMAND SPATIAL DISORIENTATION Cause — pilot/personnel action
  • 88/A/62 A
    MISCELLANEOUS ACTS,CONDITIONS PILOT FATIGUE Cause — pilot/personnel action
  • 88/J/06 J
    MISCELLANEOUS ACTS,CONDITIONS DISREGARD OF GOOD OPERATING PRACTICE Joint cause
  • 82/J/A J
    WEATHER LOW CEILING Joint cause
  • 82/J/B J
    WEATHER RAIN 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 3785. Source file NTSB_1974_3_3785.txt. Modern CAROL record on data.ntsb.gov ↗.