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Atlas / NTSB / SEA79DYM56

NTSB CAROL · Event

Event SEA79DYM56

1979-08-02 GOLDENDALE, Washington, United States None 1 aircraft Status: Completed

Registry · N1416

FAA Aircraft Registry record.

Make / Model

BELL 407

TCDS

H2SW · BELL HELICOPTER TEXTRON CANADA LTD

Engine

ROLLS-ROYC 250-C47B (650 hp)

Seats / Engines

7 seats · 1 engine

Last airworthiness date

20060912

ADS-B equipped

Yes — Mode-S A0A991

Registrant of record

GM LEASING COMPANY LLC

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

TAILWIND W-8 · N1416

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

Cruise — descent (EF)

Operator type

D

Kind of flying

DY

Weather at impact

Sky

CLEAR

Temp

80° F

Aircraft history

Serial number

Z

Total time

368 hrs

Pilot

Certificate

Commercial — instrument

Total hours

557

Age

32

Investigator remarks

SEARCHING FOR LOST DOG.

Cause factors

  • 64/A/35 A
    PILOT IN COMMAND SELECTED UNSUITABLE TERRAIN Cause — pilot/personnel action
  • 83/J/A J
    TERRAIN WET,SOFT GROUND 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 2447. Source file NTSB_1979_3_2447.txt. Modern CAROL record on data.ntsb.gov ↗.