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Atlas / NTSB / SEA76AS076

NTSB CAROL · Event

Event SEA76AS076

1976-09-08 MCKENZIE BRDG, Oregon, 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

UNIVERSAL GC-1B · N80826

Damage

Destroyed

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

DC

Operator type

D

Kind of flying

B0

Weather at impact

Sky

CLEAR

Wind

290° / 7 kt

Temp

57° F

Aircraft history

Serial number

000000000229

Pilot

Certificate

Commercial — instrument

Total hours

2,300

Age

50

Investigator remarks

PLT EXCUTD DWNWND TURN LOST ALT

Cause factors

  • 64/A/27 A
    PILOT IN COMMAND IMPROPER IN-FLIGHT DECISIONS OR PLANNING Cause — pilot/personnel action
  • 88/A/20 A
    MISCELLANEOUS ACTS,CONDITIONS FLEW INTO BLIND CANYON Cause — pilot/personnel action
  • 82/J/M J
    WEATHER DOWNDRAFT,UPDRAFTS Joint cause
  • 83/J/I J
    TERRAIN HIGH OBSTRUCTIONS 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 2554. Source file NTSB_1976_3_2554.txt. Modern CAROL record on data.ntsb.gov ↗.