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Atlas / NTSB / SEA71DWD16

NTSB CAROL · Event

Event SEA71DWD16

1970-09-08 OLYMPIA, Washington, United States None 1 aircraft Status: Completed

Registry · N1118H

FAA Aircraft Registry record.

Make / Model

AERONCA S15AC

Engine

LYCOMING I0-360-B1E (180 hp)

Seats / Engines

4 seats · 1 engine

Last airworthiness date

19920826

ADS-B equipped

Yes — Mode-S A03362

Registrant of record

NELSON CHESTER C

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

AERONCA 15AC · N1118H

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

Z

Phase of flight

Takeoff — initial climb (C1)

Operator type

Personal/private

Kind of flying

B0

Weather at impact

Sky

UNKNOWN/NOT REPORTED

Aircraft history

Serial number

000000000134

Total time

550 hrs

Pilot

Certificate

Commercial

Total hours

358

Age

19

Probable cause (from PRE1982.MDB)

AGE DMGD.

Investigator remarks

DOOR OPENED AFTR LFTOF,SLOWED ACFT.L FLOAT,FUSEL

Cause factors

  • 64/A/29 A
    PILOT IN COMMAND INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING Cause — pilot/personnel action
  • 64/A/08 A
    PILOT IN COMMAND DIVERTED ATTENTION FROM OPERATION OF AIRCRAFT Cause — pilot/personnel action
  • 64/A/16 A
    PILOT IN COMMAND FAILED TO OBTAIN/MAINTAIN FLYING SPEED Cause — pilot/personnel action

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 3774. Source file NTSB_1970_3_3774.txt. Modern CAROL record on data.ntsb.gov ↗.