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Atlas / NTSB / OAK71DVD15

NTSB CAROL · Event

Event OAK71DVD15

1970-11-04 UKIAH, California, United States Minor 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

AERO COMDR 560-E · N70C

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dusk

Weather

VMC

Phase of flight

ED

Operator type

Business

Kind of flying

B3

Weather at impact

Sky

SCATTERED-ABOVE 1000 FEET

Wind

180° / 7 kt

Temp

55° F

Aircraft history

Serial number

000000000598

Total time

7,364 hrs

Pilot

Certificate

Flight instructor (CFI)

Total hours

1,778

Age

26

Probable cause (from PRE1982.MDB)

T ARPT INTO MTN RIDGE. SCTD DECKS BELOW OCST.

Investigator remarks

PLT MISREAD TIME ON APCH PLATE. CONT LETDOWN PAS

Cause factors

  • 64/A/26 A
    PILOT IN COMMAND IMPROPER IFR OPERATION Cause — pilot/personnel action
  • 82/J/A J
    WEATHER LOW CEILING Joint cause
  • 82/J/B J
    WEATHER RAIN Joint cause
  • 82/J/L J
    WEATHER TURBULENCE, ASSOCIATED W/CLOUDS AND/OR THUNDERSTORMS 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 2936. Source file NTSB_1970_3_2936.txt. Modern CAROL record on data.ntsb.gov ↗.