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Atlas / NTSB / SEA74FYA03

NTSB CAROL · Event

Event SEA74FYA03

1973-07-10 IDAHO FALLS, Idaho, United States None 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

DOUGLAS B-26B · N5426E

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

Takeoff — initial climb (C1)

Operator type

Part 135 (air taxi/commuter)

Kind of flying

CC

Weather at impact

Sky

CLEAR

Aircraft history

Serial number

000044-34146

Total time

3,633 hrs

Pilot

Certificate

Commercial

Total hours

6,000

Age

44

Probable cause (from PRE1982.MDB)

00RPM,PLT SHUT ENG DOWN.BOMB DOORS OPEN.DA 7920FT.

Investigator remarks

RING COWLING SEPD FRM ENG PRIOR TO LFTOFF.ENG 16

Cause factors

  • 74/C/E0 C
    POWERPLANT COWLING Cause
  • 88/C/29 C
    MISCELLANEOUS ACTS,CONDITIONS IMPROPERLY SECURED Cause
  • 64/B/81 B
    PILOT IN COMMAND FAILED TO ABORT TAKEOFF
  • 64/B/21 B
    PILOT IN COMMAND IMPROPER OPERATION OF POWERPLANT & POWERPLANT CONTROLS
  • 88/B/07 B
    MISCELLANEOUS ACTS,CONDITIONS IMPROPER EMERGENCY PROCEDURES
  • 82/K/W K
    WEATHER HIGH DENSITY ALTITUDE Joint factor
  • 88/K/24 K
    MISCELLANEOUS ACTS,CONDITIONS JETTISONED LOAD Joint factor

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 2560. Source file NTSB_1973_3_2560.txt. Modern CAROL record on data.ntsb.gov ↗.